🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.45 AU - 1.81 AU

Year: 780 Days

Day: 12.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,614,840 km

• M1: 397,631 km (0.094 R)
• M2: 1,217,577 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.6 AU - 1.76 AU

Year: 816 Days

Day: 23.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,614,840 km

• M1: 39,494 km (0.032 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.62 AU - 2.08 AU

Year: 943 Days

Day: 38.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.21 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.01 AU - 3.11 AU

Year: 1535 Days

Day: 21.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,614,840 km

• M1: 96,790 km (0.052 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.24 AU - 3.22 AU

Year: 1690 Days

Day: 24.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.07 AU - 3.85 AU

Year: 2412 Days

Day: 17.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.2

Radius: 5.2

Gravity: 28.22 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 10.66 AU - 13.84 AU

Year: 16067 Days

Day: 24.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 25,614,840 km

• M1: 64,925 km (0.066 R)
• M2: 313,408 km (0.089 R)
• M3: 609,462 km (0.078 R)
• M4: 982,708 km (0.054 R)
• M5: 1,303,596 km (0.107 R)
• M6: 4,011,916 km (0.118 R)
• M7: 7,045,312 km (0.108 R)
• M8: 11,210,715 km (0.102 R)
• M9: 11,457,103 km (0.079 R)
• M10: 15,983,186 km (0.108 R)
• M11: 16,216,858 km (0.056 R)
• M12: 18,338,904 km (0.109 R)
• M13: 18,940,287 km (0.12 R)
• M14: 19,202,083 km (0.111 R)
• M15: 21,009,226 km (0.086 R)
• M16: 24,233,658 km (0.099 R)
• M17: 24,957,712 km (0.055 R)
• M18: 25,802,641 km (0.12 R)
• M19: 26,775,775 km (0.089 R)
• M20: 29,724,349 km (0.093 R)
• M21: 31,398,349 km (0.116 R)
• M22: 40,428,974 km (0.097 R)
• M23: 44,601,408 km (0.072 R)
• M24: 44,909,879 km (0.11 R)
• M25: 45,531,309 km (0.117 R)
• M26: 61,263,170 km (0.06 R)
• M27: 62,797,895 km (0.064 R)
• M28: 66,746,381 km (0.082 R)
• M29: 66,948,039 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.4

Radius: 5.9

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 9.2 AU - 15.3 AU

Year: 16067 Days

Day: 20.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,614,840 km

• M1: 78,090 km (0.096 R)
• M2: 357,539 km (0.078 R)
• M3: 554,559 km (0.073 R)
• M4: 1,066,334 km (0.079 R)
• M5: 1,769,593 km (0.108 R)
• M6: 2,249,204 km (0.051 R)
• M7: 3,089,794 km (0.117 R)
• M8: 4,576,049 km (0.109 R)
• M9: 5,438,930 km (0.09 R)
• M10: 7,438,305 km (0.116 R)
• M11: 9,264,297 km (0.036 R)
• M12: 11,140,254 km (0.116 R)
• M13: 11,719,497 km (0.07 R)
• M14: 19,066,099 km (0.107 R)
• M15: 28,668,338 km (0.116 R)
• M16: 29,316,545 km (0.09 R)
• M17: 32,007,362 km (0.077 R)
• M18: 34,371,906 km (0.089 R)
• M19: 41,332,994 km (0.112 R)
• M20: 52,477,736 km (0.104 R)
• M21: 53,936,315 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.8

Radius: 5.1

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 12.75 AU - 14.09 AU

Year: 18423 Days

Day: 23.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,614,840 km

• M1: 63,729 km (0.114 R)
• M2: 378,333 km (0.096 R)
• M3: 788,381 km (0.074 R)
• M4: 1,368,222 km (0.066 R)
• M5: 2,181,137 km (0.103 R)
• M6: 2,583,106 km (0.118 R)
• M7: 3,932,479 km (0.078 R)
• M8: 4,455,174 km (0.119 R)
• M9: 4,820,343 km (0.091 R)
• M10: 6,919,799 km (0.086 R)
• M11: 9,962,620 km (0.103 R)
• M12: 11,413,270 km (0.097 R)
• M13: 12,565,772 km (0.07 R)
• M14: 16,889,151 km (0.119 R)
• M15: 18,566,442 km (0.108 R)
• M16: 18,877,307 km (0.053 R)
• M17: 20,748,776 km (0.106 R)
• M18: 20,949,087 km (0.045 R)
• M19: 25,385,562 km (0.105 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 431 - 17,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit