🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.93 AU - 0.97 AU

Year: 404 Days

Day: 36.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.32 AU - 1.94 AU

Year: 908 Days

Day: 46.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.57 AU - 2.05 AU

Year: 1063 Days

Day: 13.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,953,241 km

• M1: 237,711 km (0.076 R)
• M2: 578,944 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.82 AU - 2.59 AU

Year: 1425 Days

Day: 33.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926

Radius: 12.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.05 AU - 3.31 AU

Year: 2476 Days

Day: 13.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,953,241 km

• M1: 156,629 km (0.062 R)
• M2: 636,838 km (0.116 R)
• M3: 1,190,201 km (0.102 R)
• M4: 1,704,219 km (0.072 R)
• M5: 2,175,303 km (0.114 R)
• M6: 2,626,639 km (0.079 R)
• M7: 3,663,951 km (0.087 R)
• M8: 4,140,719 km (0.069 R)
• M9: 4,636,337 km (0.088 R)
• M10: 5,367,272 km (0.091 R)
• M11: 6,338,611 km (0.074 R)
• M12: 7,331,343 km (0.111 R)
• M13: 8,629,104 km (0.113 R)
• M14: 11,887,047 km (0.051 R)
• M15: 12,758,754 km (0.093 R)
• M16: 13,302,093 km (0.071 R)
• M17: 14,678,842 km (0.098 R)
• M18: 15,175,058 km (0.073 R)
• M19: 18,793,681 km (0.078 R)
• M20: 19,379,058 km (0.07 R)
• M21: 20,524,828 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.4

Radius: 13.5

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.07 AU - 4.59 AU

Year: 3933 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,953,241 km

• M1: 167,998 km (0.087 R)
• M2: 657,333 km (0.114 R)
• M3: 1,479,373 km (0.093 R)
• M4: 1,907,822 km (0.058 R)
• M5: 2,583,854 km (0.113 R)
• M6: 3,821,178 km (0.046 R)
• M7: 5,634,753 km (0.08 R)
• M8: 7,936,616 km (0.067 R)
• M9: 8,881,775 km (0.076 R)
• M10: 10,511,794 km (0.101 R)
• M11: 11,262,924 km (0.089 R)
• M12: 11,770,061 km (0.11 R)
• M13: 13,644,822 km (0.104 R)
• M14: 14,538,968 km (0.085 R)
• M15: 15,663,196 km (0.114 R)
• M16: 16,148,492 km (0.092 R)
• M17: 16,844,571 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397

Radius: 14.3

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.11 AU - 5.65 AU

Year: 5448 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,953,241 km

• M1: 177,872 km (0.107 R)
• M2: 810,372 km (0.058 R)
• M3: 1,372,560 km (0.083 R)
• M4: 1,910,963 km (0.102 R)
• M5: 2,755,144 km (0.111 R)
• M6: 3,901,064 km (0.08 R)
• M7: 4,370,502 km (0.087 R)
• M8: 4,979,066 km (0.115 R)
• M9: 5,561,002 km (0.105 R)
• M10: 6,457,990 km (0.116 R)
• M11: 6,957,797 km (0.113 R)
• M12: 7,964,740 km (0.083 R)
• M13: 9,614,954 km (0.103 R)
• M14: 12,695,324 km (0.109 R)
• M15: 13,735,179 km (0.089 R)
• M16: 18,038,661 km (0.111 R)
• M17: 21,683,314 km (0.117 R)
• M18: 22,523,755 km (0.101 R)
• M19: 24,419,459 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.2

Radius: 12.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.85 AU - 5.95 AU

Year: 5478 Days

Day: 8.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,953,241 km

• M1: 159,771 km (0.059 R)
• M2: 589,416 km (0.093 R)
• M3: 1,051,673 km (0.038 R)
• M4: 1,491,491 km (0.074 R)
• M5: 2,056,073 km (0.095 R)
• M6: 2,583,854 km (0.114 R)
• M7: 5,059,250 km (0.118 R)
• M8: 5,754,132 km (0.116 R)
• M9: 7,299,179 km (0.114 R)
• M10: 7,959,056 km (0.094 R)
• M11: 8,698,368 km (0.092 R)
• M12: 14,076,860 km (0.078 R)
• M13: 15,042,215 km (0.119 R)
• M14: 15,809,802 km (0.036 R)
• M15: 16,356,433 km (0.106 R)
• M16: 17,423,365 km (0.084 R)
• M17: 18,204,116 km (0.113 R)
• M18: 19,144,189 km (0.085 R)
• M19: 23,543,563 km (0.098 R)
• M20: 29,023,932 km (0.07 R)
• M21: 30,028,631 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.3

Radius: 7.2

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 14.66 AU - 14.68 AU

Year: 24529 Days

Day: 17.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,953,241 km

• M1: 89,609 km (0.104 R)
• M2: 526,136 km (0.118 R)
• M3: 782,846 km (0.055 R)
• M4: 1,732,942 km (0.107 R)
• M5: 2,298,272 km (0.085 R)
• M6: 5,715,686 km (0.115 R)
• M7: 6,776,036 km (0.089 R)
• M8: 11,361,659 km (0.083 R)
• M9: 12,208,383 km (0.072 R)
• M10: 13,026,683 km (0.113 R)
• M11: 14,696,345 km (0.057 R)
• M12: 15,938,905 km (0.118 R)
• M13: 19,439,944 km (0.094 R)
• M14: 22,304,594 km (0.036 R)
• M15: 24,469,724 km (0.095 R)
• M16: 29,093,345 km (0.105 R)
• M17: 29,332,702 km (0.05 R)
• M18: 33,605,815 km (0.113 R)
• M19: 35,479,828 km (0.075 R)
• M20: 45,258,592 km (0.079 R)
• M21: 50,760,054 km (0.036 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 13,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit