🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.43 AU - 0.69 AU

Year: 275 Days

Day: 14.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.51 AU - 0.67 AU

Year: 297 Days

Day: 25.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.54 AU - 0.72 AU

Year: 328 Days

Day: 43.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.3

Radius: 8.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.94 AU - 0.98 AU

Year: 617 Days

Day: 12 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,540,095 km

• M1: 108,159 km (0.091 R)
• M2: 426,803 km (0.049 R)
• M3: 918,082 km (0.094 R)
• M4: 1,308,084 km (0.1 R)
• M5: 1,645,577 km (0.079 R)
• M6: 1,925,175 km (0.12 R)
• M7: 2,409,423 km (0.087 R)
• M8: 2,753,199 km (0.081 R)
• M9: 3,656,920 km (0.106 R)
• M10: 4,889,008 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513

Radius: 8.8

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.02 AU - 2.48 AU

Year: 2214 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,540,095 km

• M1: 109,506 km (0.103 R)
• M2: 400,473 km (0.075 R)
• M3: 731,234 km (0.117 R)
• M4: 1,137,243 km (0.093 R)
• M5: 2,110,976 km (0.101 R)
• M6: 3,085,905 km (0.085 R)
• M7: 4,046,622 km (0.099 R)
• M8: 4,454,277 km (0.113 R)
• M9: 4,910,550 km (0.091 R)
• M10: 7,332,240 km (0.047 R)
• M11: 8,028,918 km (0.072 R)
• M12: 8,993,226 km (0.117 R)
• M13: 9,353,308 km (0.112 R)
• M14: 11,338,172 km (0.103 R)
• M15: 12,509,673 km (0.119 R)
• M16: 12,835,198 km (0.062 R)
• M17: 14,282,707 km (0.06 R)
• M18: 15,091,583 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.7

Radius: 12.6

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.98 AU - 3 AU

Year: 2578 Days

Day: 9.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,540,095 km

• M1: 156,779 km (0.112 R)
• M2: 606,919 km (0.083 R)
• M3: 1,187,209 km (0.091 R)
• M4: 1,886,429 km (0.077 R)
• M5: 2,861,358 km (0.102 R)
• M6: 3,395,572 km (0.095 R)
• M7: 3,958,659 km (0.07 R)
• M8: 5,715,237 km (0.071 R)
• M9: 6,411,316 km (0.047 R)
• M10: 9,070,418 km (0.08 R)
• M11: 10,698,941 km (0.104 R)
• M12: 11,563,467 km (0.084 R)
• M13: 13,177,179 km (0.111 R)
• M14: 16,452,923 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.4

Radius: 11.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.84 AU - 5.78 AU

Year: 8027 Days

Day: 8.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,540,095 km

• M1: 181,462 km (0.086 R)
• M2: 1,166,115 km (0.079 R)
• M3: 1,763,460 km (0.116 R)
• M4: 2,557,824 km (0.104 R)
• M5: 3,151,279 km (0.095 R)
• M6: 4,849,963 km (0.102 R)
• M7: 6,520,074 km (0.1 R)
• M8: 8,335,893 km (0.085 R)
• M9: 11,638,116 km (0.034 R)
• M10: 13,747,745 km (0.071 R)
• M11: 14,689,314 km (0.093 R)
• M12: 15,253,896 km (0.082 R)
• M13: 15,886,247 km (0.053 R)
• M14: 17,147,058 km (0.026 R)
• M15: 18,004,403 km (0.116 R)
• M16: 19,010,598 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363

Radius: 5.4

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.21 AU - 6.69 AU

Year: 9521 Days

Day: 23 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 37,540,095 km

• M1: 68,217 km (0.07 R)
• M2: 296,802 km (0.063 R)
• M3: 482,752 km (0.118 R)
• M4: 846,425 km (0.094 R)
• M5: 1,413,849 km (0.09 R)
• M6: 1,673,851 km (0.115 R)
• M7: 2,043,208 km (0.06 R)
• M8: 2,222,276 km (0.092 R)
• M9: 2,630,978 km (0.04 R)
• M10: 3,259,289 km (0.112 R)
• M11: 3,436,562 km (0.111 R)
• M12: 4,185,449 km (0.069 R)
• M13: 4,864,624 km (0.115 R)
• M14: 5,038,007 km (0.04 R)
• M15: 5,427,860 km (0.039 R)
• M16: 8,201,853 km (0.119 R)
• M17: 8,741,153 km (0.102 R)
• M18: 8,998,013 km (0.105 R)
• M19: 10,029,191 km (0.059 R)
• M20: 10,216,338 km (0.073 R)
• M21: 12,646,854 km (0.103 R)
• M22: 13,535,915 km (0.105 R)
• M23: 13,937,585 km (0.096 R)
• M24: 15,068,096 km (0.092 R)
• M25: 15,499,686 km (0.083 R)
• M26: 16,581,877 km (0.104 R)
• M27: 17,510,281 km (0.112 R)
• M28: 21,726,847 km (0.077 R)
• M29: 25,085,169 km (0.083 R)
• M30: 28,027,311 km (0.111 R)
• M31: 32,195,556 km (0.108 R)
• M32: 35,013,531 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 13,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit