🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.5 AU - 0.68 AU

Year: 293 Days

Day: 18.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941

Radius: 9.1

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.05 AU - 1.41 AU

Year: 881 Days

Day: 5.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,747,601 km

• M1: 113,545 km (0.088 R)
• M2: 439,369 km (0.057 R)
• M3: 722,707 km (0.113 R)
• M4: 1,155,644 km (0.078 R)
• M5: 1,513,781 km (0.117 R)
• M6: 1,916,498 km (0.06 R)
• M7: 2,245,464 km (0.049 R)
• M8: 2,588,193 km (0.087 R)
• M9: 2,900,254 km (0.078 R)
• M10: 3,336,781 km (0.117 R)
• M11: 4,568,569 km (0.087 R)
• M12: 4,858,640 km (0.089 R)
• M13: 5,180,275 km (0.073 R)
• M14: 6,079,807 km (0.11 R)
• M15: 6,704,229 km (0.103 R)
• M16: 7,370,837 km (0.062 R)
• M17: 9,755,277 km (0.115 R)
• M18: 10,361,597 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.9

Radius: 13.1

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.44 AU - 1.5 AU

Year: 1151 Days

Day: 6.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,747,601 km

• M1: 163,062 km (0.107 R)
• M2: 616,493 km (0.116 R)
• M3: 1,638,994 km (0.086 R)
• M4: 2,247,558 km (0.118 R)
• M5: 2,656,858 km (0.091 R)
• M6: 3,102,361 km (0.072 R)
• M7: 3,566,563 km (0.09 R)
• M8: 4,216,715 km (0.086 R)
• M9: 4,655,187 km (0.066 R)
• M10: 5,104,130 km (0.066 R)
• M11: 5,689,805 km (0.05 R)
• M12: 6,250,349 km (0.12 R)
• M13: 6,996,393 km (0.1 R)
• M14: 7,774,302 km (0.083 R)
• M15: 8,296,100 km (0.074 R)
• M16: 9,349,418 km (0.089 R)
• M17: 10,131,965 km (0.094 R)
• M18: 11,128,137 km (0.102 R)
• M19: 11,756,597 km (0.11 R)
• M20: 12,261,640 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.3

Radius: 13.4

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.61 AU - 3.61 AU

Year: 4429 Days

Day: 11.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,747,601 km

• M1: 167,101 km (0.111 R)
• M2: 1,494,184 km (0.118 R)
• M3: 2,097,362 km (0.111 R)
• M4: 3,800,833 km (0.115 R)
• M5: 5,122,231 km (0.109 R)
• M6: 6,110,774 km (0.089 R)
• M7: 6,794,735 km (0.083 R)
• M8: 8,845,124 km (0.055 R)
• M9: 9,970,548 km (0.078 R)
• M10: 10,831,335 km (0.046 R)
• M11: 12,262,837 km (0.11 R)
• M12: 19,660,302 km (0.114 R)
• M13: 24,667,492 km (0.118 R)
• M14: 26,401,930 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.2

Radius: 3.4

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.08 AU - 6.92 AU

Year: 9489 Days

Day: 17.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,747,601 km

• M1: 42,336 km (0.083 R)
• M2: 188,045 km (0.098 R)
• M3: 518,207 km (0.088 R)
• M4: 1,327,831 km (0.098 R)
• M5: 1,498,971 km (0.111 R)
• M6: 1,696,889 km (0.104 R)
• M7: 2,870,035 km (0.117 R)
• M8: 4,266,531 km (0.113 R)
• M9: 7,781,184 km (0.091 R)
• M10: 9,296,012 km (0.08 R)
• M11: 13,133,646 km (0.107 R)
• M12: 16,298,538 km (0.109 R)
• M13: 17,612,905 km (0.099 R)
• M14: 20,450,478 km (0.112 R)
• M15: 21,504,694 km (0.108 R)
• M16: 22,045,191 km (0.12 R)
• M17: 23,082,951 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.3

Radius: 6.6

Gravity: 14.52 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.29 AU - 11.21 AU

Year: 22758 Days

Day: 23.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,747,601 km

• M1: 82,279 km (0.12 R)
• M2: 294,109 km (0.113 R)
• M3: 529,427 km (0.119 R)
• M4: 1,197,232 km (0.086 R)
• M5: 1,483,562 km (0.11 R)
• M6: 1,796,521 km (0.045 R)
• M7: 2,008,950 km (0.114 R)
• M8: 2,800,323 km (0.11 R)
• M9: 5,244,602 km (0.086 R)
• M10: 5,805,893 km (0.117 R)
• M11: 6,015,779 km (0.088 R)
• M12: 8,836,746 km (0.047 R)
• M13: 17,593,158 km (0.102 R)
• M14: 22,337,206 km (0.075 R)
• M15: 27,988,116 km (0.098 R)
• M16: 39,702,527 km (0.097 R)
• M17: 40,613,279 km (0.107 R)
• M18: 40,919,954 km (0.088 R)
• M19: 41,537,943 km (0.101 R)
• M20: 47,892,861 km (0.045 R)
• M21: 49,098,171 km (0.081 R)
• M22: 64,132,308 km (0.103 R)
• M23: 71,449,738 km (0.117 R)
• M24: 77,642,342 km (0.086 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: 517 - 19,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit