Eol Prou IV-K c22-31 [#8587954037442]

100,00%
Eol Prou IV-K c22-31 A / K (Yellow-Orange) Star (Scoopable)
Distance to arrival:
0 ls
Estimated value:
1 213 cr

Solar masses:
0,6914
Solar radius:
0,7936
Age:
10 956 million years
Luminosity:
Vab

Surface temperature:
4 642 K
Eol Prou IV-K c22-31 ABC 1 / Class III gas giant
Distance to arrival:
1 788 ls
Estimated value:
957 cr

Earth masses:
865,9529
Radius:
77 043 km

Reserve level:
Pristine

Gravity:
5,93 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
254 K
Eol Prou IV-K c22-31 ABC 1 a / Rocky body (Landable)
Distance to arrival:
1 785 ls
Estimated value:
500 cr

Earth masses:
0,0024
Radius:
941 km

Surface pressure:
0,00 Atmospheres

Gravity:
0,11 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
132 K

Materials:
Fe (19,1%) S (18,6%) C (15,7%) Ni (14,4%) P (10,0%) Cr (8,6%) Ge (5,5%) V (4,7%) Cd (1,5%) Mo (1,3%) Tc (0,7%)
Eol Prou IV-K c22-31 ABC 1 b / Rocky body (Landable)
Distance to arrival:
1 787 ls
Estimated value:
500 cr

Earth masses:
0,0007
Radius:
629 km

Gravity:
0,07 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
130 K

Materials:
Fe (18,7%) S (18,4%) C (15,5%) Ni (14,2%) P (9,9%) Cr (8,4%) Mn (7,7%) V (4,6%) Nb (1,3%) Hg (0,8%) Po (0,5%)
Eol Prou IV-K c22-31 ABC 1 c / Icy body (Landable)
Distance to arrival:
1 793 ls
Estimated value:
500 cr

Earth masses:
0,0188
Radius:
2 269 km

Gravity:
0,15 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
113 K

Materials:
S (25,7%) C (21,6%) P (13,9%) Fe (13,1%) Ni (9,9%) Cr (5,9%) Ge (3,8%) Zn (3,6%) Cd (1,0%) Sn (0,8%) Y (0,8%)
Eol Prou IV-K c22-31 ABC 1 c a / Icy body (Landable)
Distance to arrival:
1 793 ls
Estimated value:
500 cr

Earth masses:
0,0006
Radius:
748 km

Gravity:
0,04 G

Volcanism:
Carbon Dioxide Geysers
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
113 K

Materials:
S (29,3%) C (24,6%) P (15,8%) Fe (10,2%) Ni (7,7%) Mn (4,2%) Ge (3,4%) Zn (2,8%) Te (0,9%) Mo (0,7%) Sn (0,5%)
Eol Prou IV-K c22-31 ABC 2 / Class III gas giant
Distance to arrival:
2 727 ls
Estimated value:
1 014 cr

Earth masses:
1 314,9926
Radius:
75 664 km

Reserve level:
Pristine

Gravity:
9,34 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
338 K
Eol Prou IV-K c22-31 ABC 2 a / Rocky body
Distance to arrival:
2 728 ls
Estimated value:
500 cr

Earth masses:
0,0021
Radius:
894 km

Surface pressure:
2,09 Atmospheres

Gravity:
0,10 G

Volcanism:
No volcanism
Atmosphere:
Carbon dioxide
Terraforming state:
Not terraformable

Surface temperature:
271 K
Eol Prou IV-K c22-31 ABC 2 b / Rocky body (Landable)
Distance to arrival:
2 723 ls
Estimated value:
500 cr

Earth masses:
0,0020
Radius:
885 km

Surface pressure:
0,02 Atmospheres

Gravity:
0,10 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide
Terraforming state:
Not terraformable

Surface temperature:
162 K

Materials:
Fe (20,2%) S (19,8%) C (16,7%) Ni (15,3%) P (10,7%) Mn (8,4%) Se (3,1%) Zr (2,4%) Cd (1,6%) Sn (1,2%) Tc (0,7%)
Eol Prou IV-K c22-31 ABC 2 c / Icy body (Landable)
Distance to arrival:
2 715 ls
Estimated value:
500 cr

Earth masses:
0,0081
Radius:
1 644 km

Gravity:
0,12 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
109 K

Materials:
S (24,1%) C (20,3%) Fe (14,7%) P (13,0%) Ni (11,1%) Mn (6,1%) Ge (4,2%) V (3,6%) Nb (1,0%) Mo (1,0%) Sb (0,9%)
Eol Prou IV-K c22-31 ABC 2 c a / Icy body (Landable)
Distance to arrival:
2 715 ls
Estimated value:
500 cr

Earth masses:
0,0004
Radius:
636 km

Gravity:
0,04 G

Volcanism:
Major Water Geysers
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
109 K

Materials:
S (28,1%) C (23,6%) P (15,1%) Fe (11,8%) Ni (8,9%) Se (4,4%) Ge (3,9%) As (1,8%) Cd (0,9%) Ru (0,7%) W (0,7%)
Eol Prou IV-K c22-31 ABC 2 d / Icy body (Landable)
Distance to arrival:
2 725 ls
Estimated value:
500 cr

Earth masses:
0,0391
Radius:
2 945 km

Gravity:
0,18 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
106 K

Materials:
S (27,0%) C (22,7%) P (14,5%) Fe (12,1%) Ni (9,1%) Cr (5,4%) Ge (3,5%) Zn (3,3%) Cd (0,9%) Nb (0,8%) Sb (0,7%)
Eol Prou IV-K c22-31 ABC 2 e / Icy body (Landable)
Distance to arrival:
2 733 ls
Estimated value:
500 cr

Earth masses:
0,0282
Radius:
2 648 km

Gravity:
0,16 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
104 K

Materials:
S (26,8%) C (22,5%) P (14,4%) Fe (12,0%) Ni (9,1%) Mn (5,0%) Se (4,2%) Ge (3,5%) Cd (0,9%) Te (0,9%) Nb (0,8%)
Eol Prou IV-K c22-31 ABC 3 / Class I gas giant
Distance to arrival:
3 646 ls
Estimated value:
4 381 cr

Earth masses:
207,7372
Radius:
68 185 km

Reserve level:
Pristine

Gravity:
1,82 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
111 K
Eol Prou IV-K c22-31 ABC 3 a / Icy body (Landable)
Distance to arrival:
3 646 ls
Estimated value:
500 cr

Earth masses:
0,0012
Radius:
934 km

Gravity:
0,06 G

Volcanism:
Major Water Geysers
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
85 K

Materials:
S (27,6%) C (23,2%) P (14,8%) Fe (12,3%) Ni (9,3%) Mn (5,1%) Se (4,3%) Zr (1,4%) Mo (0,8%) Sn (0,7%) Tc (0,4%)
Eol Prou IV-K c22-31 ABC 3 b / Icy body (Landable)
Distance to arrival:
3 644 ls
Estimated value:
500 cr

Earth masses:
0,0015
Radius:
1 007 km

Gravity:
0,06 G

Volcanism:
Minor Carbon Dioxide Geysers
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
83 K

Materials:
S (26,8%) C (22,5%) P (14,4%) Fe (12,0%) Ni (9,1%) Cr (5,4%) Mn (4,9%) V (2,9%) Nb (0,8%) Y (0,7%) Hg (0,5%)
Eol Prou IV-K c22-31 ABC 3 c / Icy body (Landable)
Distance to arrival:
3 644 ls
Estimated value:
500 cr

Earth masses:
0,0028
Radius:
1 241 km

Gravity:
0,07 G

Volcanism:
Minor Ammonia Magma
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
83 K

Materials:
S (26,6%) C (22,4%) P (14,3%) Fe (12,0%) Ni (9,0%) Cr (5,4%) Mn (4,9%) V (2,9%) Te (0,9%) Nb (0,8%) W (0,7%)
Eol Prou IV-K c22-31 ABC 3 d / Icy body (Landable)
Distance to arrival:
3 648 ls
Estimated value:
500 cr

Earth masses:
0,0015
Radius:
1 020 km

Gravity:
0,06 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
82 K

Materials:
S (27,2%) C (22,9%) P (14,6%) Fe (12,2%) Ni (9,2%) Mn (5,0%) Ge (3,5%) Zn (3,3%) Mo (0,8%) Ru (0,8%) Hg (0,5%)
Eol Prou IV-K c22-31 ABC 4 / Class I gas giant
Distance to arrival:
3 653 ls
Estimated value:
3 297 cr

Earth masses:
16,4522
Radius:
31 466 km

Reserve level:
Pristine

Gravity:
0,68 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
89 K
Eol Prou IV-K c22-31 ABC 4 a / Icy body (Landable)
Distance to arrival:
3 653 ls
Estimated value:
500 cr

Earth masses:
0,0026
Radius:
1 212 km

Gravity:
0,07 G

Volcanism:
Major Water Geysers
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
80 K

Materials:
S (27,0%) C (22,7%) P (14,6%) Fe (12,1%) Ni (9,2%) Cr (5,4%) Ge (3,5%) V (3,0%) Cd (0,9%) Nb (0,8%) Ru (0,8%)
Eol Prou IV-K c22-31 ABC 4 b / Icy body (Landable)
Distance to arrival:
3 652 ls
Estimated value:
500 cr

Earth masses:
0,0007
Radius:
772 km

Gravity:
0,05 G

Volcanism:
Water Geysers
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
80 K

Materials:
S (26,8%) C (22,6%) P (14,4%) Fe (12,0%) Ni (9,1%) Cr (5,4%) Se (4,2%) Ge (3,5%) Te (0,9%) W (0,7%) Hg (0,5%)
Eol Prou IV-K c22-31 ABC 5 / Class I gas giant
Distance to arrival:
4 548 ls
Estimated value:
3 347 cr

Earth masses:
19,1526
Radius:
20 662 km

Gravity:
1,82 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
77 K
Eol Prou IV-K c22-31 ABC 5 a / Icy body
Distance to arrival:
4 548 ls
Estimated value:
500 cr

Earth masses:
0,0002
Radius:
549 km

Surface pressure:
0,24 Atmospheres

Gravity:
0,03 G

Volcanism:
No volcanism
Atmosphere:
Methane
Terraforming state:
Not terraformable

Surface temperature:
112 K
Eol Prou IV-K c22-31 ABC 5 b / Icy body
Distance to arrival:
4 549 ls
Estimated value:
500 cr

Earth masses:
0,0002
Radius:
518 km

Surface pressure:
4,41 Atmospheres

Gravity:
0,03 G

Volcanism:
Major Water Geysers
Atmosphere:
Methane
Terraforming state:
Not terraformable

Surface temperature:
157 K
Eol Prou IV-K c22-31 ABC 5 c / Icy body
Distance to arrival:
4 549 ls
Estimated value:
500 cr

Earth masses:
0,0002
Radius:
506 km

Surface pressure:
4,20 Atmospheres

Gravity:
0,03 G

Volcanism:
Major Water Geysers
Atmosphere:
Methane
Terraforming state:
Not terraformable

Surface temperature:
156 K
Eol Prou IV-K c22-31 ABC 5 d / Icy body (Landable)
Distance to arrival:
4 553 ls
Estimated value:
500 cr

Earth masses:
0,0006
Radius:
762 km

Surface pressure:
0,10 Atmospheres

Gravity:
0,04 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
102 K

Materials:
S (27,2%) C (22,9%) P (14,6%) Fe (12,2%) Ni (9,2%) Mn (5,0%) Ge (3,5%) V (3,0%) Cd (0,9%) Sb (0,7%) Sn (0,7%)
Eol Prou IV-K c22-31 ABC 5 e / Icy body (Landable)
Distance to arrival:
4 554 ls
Estimated value:
500 cr

Earth masses:
0,0003
Radius:
615 km

Surface pressure:
0,06 Atmospheres

Gravity:
0,04 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
97 K

Materials:
S (27,3%) C (22,9%) P (14,7%) Fe (12,2%) Ni (9,2%) Cr (5,5%) Se (4,3%) Zr (1,4%) Cd (1,0%) Mo (0,8%) Sb (0,8%)
Eol Prou IV-K c22-31 ABC 5 f / Icy body (Landable)
Distance to arrival:
4 557 ls
Estimated value:
500 cr

Earth masses:
0,0003
Radius:
559 km

Surface pressure:
0,05 Atmospheres

Gravity:
0,03 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
96 K

Materials:
S (27,6%) C (23,2%) P (14,9%) Fe (12,4%) Ni (9,4%) Cr (5,6%) V (3,0%) Zr (1,4%) Cd (1,0%) Mo (0,8%) Y (0,7%)
Eol Prou IV-K c22-31 ABC 5 g / Icy body (Landable)
Distance to arrival:
4 557 ls
Estimated value:
500 cr

Earth masses:
0,0002
Radius:
528 km

Surface pressure:
0,05 Atmospheres

Gravity:
0,03 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
95 K

Materials:
S (27,1%) C (22,8%) P (14,6%) Fe (12,1%) Ni (9,2%) Mn (5,0%) Ge (3,5%) V (3,0%) Cd (0,9%) Te (0,9%) Mo (0,8%)
Eol Prou IV-K c22-31 ABC 5 h / Icy body (Landable)
Distance to arrival:
4 548 ls
Estimated value:
500 cr

Earth masses:
0,0002
Radius:
515 km

Surface pressure:
0,04 Atmospheres

Gravity:
0,03 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
94 K

Materials:
S (26,6%) C (22,4%) P (14,3%) Fe (11,9%) Ni (9,0%) Cr (5,4%) Mn (4,9%) Ge (3,4%) Mo (0,8%) Y (0,7%) Hg (0,5%)
Eol Prou IV-K c22-31 ABC 5 i / Icy body (Landable)
Distance to arrival:
4 535 ls
Estimated value:
500 cr

Earth masses:
0,0003
Radius:
567 km

Surface pressure:
0,05 Atmospheres

Gravity:
0,03 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
96 K

Materials:
S (26,6%) C (22,3%) P (14,3%) Fe (11,9%) Ni (9,0%) Cr (5,3%) Mn (4,9%) Ge (3,4%) Te (0,9%) Sn (0,7%) W (0,7%)
Eol Prou IV-K c22-31 ABC 5 j / Icy body (Landable)
Distance to arrival:
4 535 ls
Estimated value:
500 cr

Earth masses:
0,0002
Radius:
503 km

Surface pressure:
0,04 Atmospheres

Gravity:
0,03 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
94 K

Materials:
S (26,9%) C (22,7%) P (14,5%) Fe (12,1%) Ni (9,1%) Mn (5,0%) Se (4,2%) Ge (3,5%) Mo (0,8%) Ru (0,7%) Hg (0,5%)
Eol Prou IV-K c22-31 ABC 5 k / Icy body (Landable)
Distance to arrival:
4 533 ls
Estimated value:
500 cr

Earth masses:
0,0002
Radius:
548 km

Surface pressure:
0,05 Atmospheres

Gravity:
0,03 G

Volcanism:
No volcanism
Atmosphere:
Thin Methane
Terraforming state:
Not terraformable

Surface temperature:
95 K

Materials:
S (26,7%) C (22,4%) P (14,4%) Fe (11,9%) Ni (9,0%) Cr (5,4%) Mn (4,9%) V (2,9%) Cd (0,9%) Te (0,9%) Hg (0,5%)
Eol Prou IV-K c22-31 B / M (Red dwarf) Star (Scoopable)
Distance to arrival:
5 ls
Estimated value:
1 207 cr

Solar masses:
0,3828
Solar radius:
0,5182
Age:
10 956 million years
Luminosity:
Va

Surface temperature:
3 187 K
Eol Prou IV-K c22-31 C / K (Yellow-Orange) Star (Scoopable)
Distance to arrival:
590 ls
Estimated value:
1 212 cr

Solar masses:
0,6875
Solar radius:
0,7697
Age:
10 956 million years
Luminosity:
Va

Surface temperature:
4 209 K
Eol Prou IV-K c22-31 C A Belt
Class:
Metal Rich

Mass:
101 000 000 000 000 Mt

Inner radius:
825 990 km
Outer radius:
2 129 700 km
Eol Prou IV-K c22-31 C 1 / Metal-rich body (Landable)
Distance to arrival:
601 ls
Estimated value:
26 782 cr

Earth masses:
0,0109
Radius:
1 171 km

Gravity:
0,32 G

Volcanism:
Metallic Magma
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
1 286 K

Materials:
Fe (34,1%) Ni (25,8%) Cr (15,4%) Zn (9,3%) V (8,4%) Cd (2,7%) Nb (2,3%) Y (2,0%)
Eol Prou IV-K c22-31 C 2 / Metal-rich body (Landable)
Distance to arrival:
600 ls
Estimated value:
25 934 cr

Earth masses:
0,0043
Radius:
863 km

Gravity:
0,23 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
1 112 K

Materials:
Fe (32,6%) Ni (24,6%) Cr (14,6%) Mn (13,4%) Zn (8,8%) Cd (2,5%) Sn (2,2%) Sb (1,2%)
Eol Prou IV-K c22-31 C 3 / Metal-rich body (Landable)
Distance to arrival:
589 ls
Estimated value:
26 046 cr

Earth masses:
0,0049
Radius:
902 km

Gravity:
0,25 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
1 004 K

Materials:
Fe (32,7%) Ni (24,7%) Cr (14,7%) Mn (13,5%) Zn (8,9%) Nb (2,2%) Sn (2,2%) Sb (1,2%)
Eol Prou IV-K c22-31 C 4 / High metal content world (Landable)
Distance to arrival:
571 ls
Estimated value:
12 005 cr

Earth masses:
0,0148
Radius:
1 604 km

Gravity:
0,23 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
876 K

Materials:
Fe (22,4%) Ni (17,0%) S (16,0%) C (13,4%) Cr (10,1%) P (8,6%) V (5,5%) Se (2,5%) Cd (1,7%) Nb (1,5%) Te (1,2%)
Eol Prou IV-K c22-31 C 5 / High metal content world (Landable)
Distance to arrival:
619 ls
Estimated value:
11 995 cr

Earth masses:
0,0145
Radius:
1 593 km

Gravity:
0,23 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
808 K

Materials:
Fe (23,0%) Ni (17,4%) S (16,3%) C (13,7%) Mn (9,5%) P (8,8%) Ge (4,8%) Zr (2,7%) Nb (1,6%) W (1,3%) Sb (1,0%)
Eol Prou IV-K c22-31 D / M (Red dwarf) Star (Scoopable)
Distance to arrival:
29 039 ls
Estimated value:
1 206 cr

Solar masses:
0,3281
Solar radius:
0,4716
Age:
10 956 million years
Luminosity:
Va

Surface temperature:
2 804 K
Eol Prou IV-K c22-31 D 1 / Rocky Ice world
Distance to arrival:
28 791 ls
Estimated value:
500 cr

Earth masses:
1,2004
Radius:
7 509 km

Surface pressure:
620,80 Atmospheres

Gravity:
0,87 G

Volcanism:
Water Geysers
Atmosphere:
Thick Argon-rich
Terraforming state:
Not terraformable

Surface temperature:
178 K
Eol Prou IV-K c22-31 D 2 / Rocky Ice world
Distance to arrival:
28 899 ls
Estimated value:
500 cr

Earth masses:
1,1535
Radius:
7 420 km

Surface pressure:
1 783,11 Atmospheres

Gravity:
0,85 G

Volcanism:
Minor Water Geysers
Atmosphere:
Thick Methane-rich
Terraforming state:
Not terraformable

Surface temperature:
355 K
Eol Prou IV-K c22-31 D 3 / Rocky Ice world
Distance to arrival:
29 434 ls
Estimated value:
500 cr

Earth masses:
1,7553
Radius:
8 358 km

Surface pressure:
7 198,04 Atmospheres

Gravity:
1,02 G

Volcanism:
Rocky Magma
Atmosphere:
Hot thick Methane-rich
Terraforming state:
Not terraformable

Surface temperature:
522 K
Eol Prou IV-K c22-31 D 3 a / Icy body (Landable)
Distance to arrival:
29 433 ls
Estimated value:
500 cr

Earth masses:
0,0707
Radius:
3 445 km

Surface pressure:
0,02 Atmospheres

Gravity:
0,24 G

Volcanism:
No volcanism
Atmosphere:
Thin Argon
Terraforming state:
Not terraformable

Surface temperature:
101 K

Materials:
S (24,1%) C (20,3%) Fe (13,8%) P (13,0%) Ni (10,5%) Cr (6,2%) Mn (5,7%) Ge (3,7%) Te (1,0%) Nb (0,9%) Mo (0,9%)
Eol Prou IV-K c22-31 D 4 / Icy body
Distance to arrival:
28 066 ls
Estimated value:
514 cr

Earth masses:
3,2026
Radius:
10 934 km

Surface pressure:
0,66 Atmospheres

Gravity:
1,09 G

Volcanism:
Major Water Geysers
Atmosphere:
Helium
Terraforming state:
Not terraformable

Surface temperature:
69 K
Eol Prou IV-K c22-31 D 5 / Icy body
Distance to arrival:
27 143 ls
Estimated value:
520 cr

Earth masses:
3,6414
Radius:
11 335 km

Surface pressure:
0,69 Atmospheres

Gravity:
1,15 G

Volcanism:
Major Water Geysers
Atmosphere:
Helium
Terraforming state:
Not terraformable

Surface temperature:
60 K