🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.66 AU - 0.66 AU

Year: 346 Days

Day: 33.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 11.2

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.61 AU - 0.79 AU

Year: 378 Days

Day: 8.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,656,981 km

• M1: 139,724 km (0.048 R)
• M2: 622,327 km (0.11 R)
• M3: 1,012,927 km (0.068 R)
• M4: 1,385,426 km (0.082 R)
• M5: 1,735,485 km (0.109 R)
• M6: 2,751,853 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.3

Radius: 12.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.63 AU - 0.77 AU

Year: 378 Days

Day: 7.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,656,981 km

• M1: 150,495 km (0.037 R)
• M2: 572,960 km (0.106 R)
• M3: 1,167,611 km (0.087 R)
• M4: 1,583,045 km (0.075 R)
• M5: 2,011,792 km (0.094 R)
• M6: 3,565,665 km (0.074 R)
• M7: 4,040,788 km (0.088 R)
• M8: 4,599,536 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.6

Radius: 11.2

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.38 AU - 1.48 AU

Year: 1104 Days

Day: 5.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,656,981 km

• M1: 139,425 km (0.093 R)
• M2: 509,830 km (0.053 R)
• M3: 864,077 km (0.1 R)
• M4: 1,554,920 km (0.077 R)
• M5: 2,018,973 km (0.049 R)
• M6: 2,800,921 km (0.077 R)
• M7: 3,217,252 km (0.109 R)
• M8: 3,949,384 km (0.111 R)
• M9: 4,475,220 km (0.095 R)
• M10: 5,224,855 km (0.111 R)
• M11: 7,627,247 km (0.097 R)
• M12: 7,981,046 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.7

Radius: 13.7

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.24 AU - 1.62 AU

Year: 1104 Days

Day: 12.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,656,981 km

• M1: 212,429 km (0.072 R)
• M2: 838,795 km (0.076 R)
• M3: 1,379,292 km (0.107 R)
• M4: 2,420,942 km (0.043 R)
• M5: 2,931,669 km (0.054 R)
• M6: 3,368,196 km (0.037 R)
• M7: 4,098,234 km (0.118 R)
• M8: 4,982,955 km (0.041 R)
• M9: 5,991,544 km (0.083 R)
• M10: 7,906,696 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.4

Radius: 12.3

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.41 AU - 2.99 AU

Year: 2865 Days

Day: 9.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,656,981 km

• M1: 162,613 km (0.118 R)
• M2: 846,874 km (0.119 R)
• M3: 1,779,317 km (0.101 R)
• M4: 3,871,892 km (0.054 R)
• M5: 4,310,513 km (0.084 R)
• M6: 5,457,181 km (0.076 R)
• M7: 6,221,027 km (0.117 R)
• M8: 6,629,130 km (0.074 R)
• M9: 7,930,632 km (0.117 R)
• M10: 8,708,990 km (0.101 R)
• M11: 9,716,531 km (0.097 R)
• M12: 10,607,985 km (0.066 R)
• M13: 11,311,693 km (0.113 R)
• M14: 12,596,440 km (0.106 R)
• M15: 13,930,255 km (0.069 R)
• M16: 14,918,348 km (0.109 R)
• M17: 15,454,358 km (0.087 R)
• M18: 16,256,950 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 10.7

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.94 AU - 6.8 AU

Year: 9183 Days

Day: 9.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,656,981 km

• M1: 133,142 km (0.114 R)
• M2: 484,099 km (0.115 R)
• M3: 824,733 km (0.085 R)
• M4: 1,161,029 km (0.066 R)
• M5: 1,565,991 km (0.059 R)
• M6: 2,018,524 km (0.092 R)
• M7: 2,431,863 km (0.087 R)
• M8: 3,320,474 km (0.068 R)
• M9: 3,707,933 km (0.1 R)
• M10: 5,761,762 km (0.091 R)
• M11: 6,850,535 km (0.107 R)
• M12: 7,443,990 km (0.095 R)
• M13: 7,792,703 km (0.067 R)
• M14: 8,564,927 km (0.083 R)
• M15: 10,214,243 km (0.062 R)
• M16: 15,032,043 km (0.083 R)
• M17: 17,826,980 km (0.09 R)
• M18: 21,336,845 km (0.117 R)
• M19: 22,521,959 km (0.093 R)
• M20: 26,250,986 km (0.114 R)
• M21: 27,518,977 km (0.103 R)
• M22: 32,278,882 km (0.097 R)
• M23: 35,340,103 km (0.082 R)
• M24: 35,777,079 km (0.118 R)
• M25: 38,015,811 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.9

Radius: 4.2

Gravity: 12.86 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.57 AU - 8.27 AU

Year: 13050 Days

Day: 18.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,656,981 km

• M1: 188,344 km (0.068 R)
• M2: 345,571 km (0.054 R)
• M3: 479,162 km (0.042 R)
• M4: 1,676,394 km (0.057 R)
• M5: 1,851,872 km (0.119 R)
• M6: 2,489,907 km (0.042 R)
• M7: 4,762,897 km (0.097 R)
• M8: 4,937,328 km (0.115 R)
• M9: 7,493,657 km (0.096 R)
• M10: 14,754,240 km (0.112 R)
• M11: 15,187,774 km (0.057 R)
• M12: 15,376,268 km (0.092 R)
• M13: 15,950,873 km (0.079 R)
• M14: 18,039,558 km (0.025 R)
• M15: 22,343,190 km (0.081 R)
• M16: 25,035,652 km (0.067 R)
• M17: 27,283,660 km (0.104 R)
• M18: 28,791,008 km (0.111 R)
• M19: 30,055,858 km (0.11 R)
• M20: 31,053,676 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.9

Radius: 6.2

Gravity: 19.12 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.18 AU - 11.22 AU

Year: 18018 Days

Day: 17 Hours

Environment

Temp: -224 °C

Axial Tilt: 104.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,656,981 km

• M1: 77,043 km (0.107 R)
• M2: 559,346 km (0.102 R)
• M3: 768,634 km (0.107 R)
• M4: 1,170,753 km (0.077 R)
• M5: 1,474,137 km (0.032 R)
• M6: 2,733,153 km (0.106 R)
• M7: 3,242,683 km (0.1 R)
• M8: 3,463,340 km (0.1 R)
• M9: 4,251,422 km (0.12 R)
• M10: 5,302,197 km (0.11 R)
• M11: 6,559,567 km (0.037 R)
• M12: 6,868,936 km (0.086 R)
• M13: 8,773,915 km (0.113 R)
• M14: 11,633,329 km (0.108 R)
• M15: 14,311,729 km (0.092 R)
• M16: 15,135,565 km (0.029 R)
• M17: 16,551,359 km (0.12 R)
• M18: 20,009,314 km (0.075 R)
• M19: 21,229,434 km (0.062 R)
• M20: 21,808,826 km (0.118 R)
• M21: 22,102,487 km (0.1 R)
• M22: 29,013,909 km (0.111 R)
• M23: 35,186,616 km (0.094 R)
• M24: 35,726,066 km (0.047 R)
• M25: 36,271,051 km (0.093 R)
• M26: 37,939,067 km (0.109 R)
• M27: 47,706,611 km (0.114 R)
• M28: 48,699,941 km (0.096 R)
• M29: 52,110,922 km (0.106 R)
• M30: 54,053,151 km (0.075 R)
• M31: 54,771,221 km (0.077 R)
• M32: 56,043,102 km (0.032 R)
• M33: 59,023,989 km (0.095 R)
• M34: 61,522,573 km (0.109 R)
• M35: 65,502,624 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 16,428 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit