🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.84 AU - 1.12 AU

Year: 354 Days

Day: 39.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.83 AU - 1.19 AU

Year: 371 Days

Day: 21.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.2

Radius: 12.8

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.8 AU - 13.42 AU

Year: 15392 Days

Day: 14.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,372,426 km

• M1: 194,178 km (0.074 R)
• M2: 520,301 km (0.117 R)
• M3: 3,290,256 km (0.098 R)
• M4: 3,857,381 km (0.111 R)
• M5: 7,436,510 km (0.106 R)
• M6: 7,801,230 km (0.06 R)
• M7: 8,403,212 km (0.104 R)
• M8: 17,353,652 km (0.081 R)
• M9: 17,799,454 km (0.074 R)
• M10: 18,650,965 km (0.097 R)
• M11: 20,473,965 km (0.054 R)
• M12: 24,246,075 km (0.119 R)
• M13: 26,663,427 km (0.089 R)
• M14: 27,494,742 km (0.115 R)
• M15: 34,530,330 km (0.049 R)
• M16: 44,035,330 km (0.098 R)
• M17: 44,301,165 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.3

Radius: 3

Gravity: 61.92 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.13 AU - 17.69 AU

Year: 23179 Days

Day: 20.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 78,372,426 km

• M1: 38,596 km (0.089 R)
• M2: 138,827 km (0.1 R)
• M3: 917,484 km (0.094 R)
• M4: 1,730,099 km (0.116 R)
• M5: 2,835,478 km (0.066 R)
• M6: 3,658,416 km (0.114 R)
• M7: 4,894,094 km (0.111 R)
• M8: 5,496,974 km (0.118 R)
• M9: 6,091,326 km (0.094 R)
• M10: 6,400,096 km (0.092 R)
• M11: 7,229,168 km (0.085 R)
• M12: 7,711,770 km (0.057 R)
• M13: 9,039,601 km (0.082 R)
• M14: 11,830,200 km (0.066 R)
• M15: 12,074,643 km (0.1 R)
• M16: 13,334,257 km (0.117 R)
• M17: 13,398,883 km (0.111 R)
• M18: 14,386,977 km (0.073 R)
• M19: 15,065,403 km (0.036 R)
• M20: 15,134,069 km (0.068 R)
• M21: 15,341,112 km (0.093 R)
• M22: 18,615,959 km (0.109 R)
• M23: 22,124,777 km (0.078 R)
• M24: 23,304,805 km (0.05 R)
• M25: 27,305,800 km (0.106 R)
• M26: 28,237,944 km (0.119 R)
• M27: 34,056,703 km (0.117 R)
• M28: 36,472,858 km (0.07 R)
• M29: 37,116,728 km (0.078 R)
• M30: 39,860,502 km (0.059 R)
• M31: 42,125,863 km (0.117 R)
• M32: 42,471,135 km (0.103 R)
• M33: 42,933,691 km (0.091 R)
• M34: 44,572,087 km (0.101 R)
• M35: 44,690,270 km (0.117 R)
• M36: 50,422,710 km (0.078 R)
• M37: 52,325,146 km (0.081 R)
• M38: 57,839,324 km (0.058 R)
• M39: 58,108,750 km (0.103 R)
• M40: 58,514,160 km (0.032 R)
• M41: 58,920,917 km (0.045 R)
• M42: 59,875,650 km (0.045 R)
• M43: 60,838,013 km (0.082 R)
• M44: 61,668,880 km (0.065 R)
• M45: 70,140,607 km (0.084 R)
• M46: 73,590,933 km (0.052 R)
• M47: 77,435,299 km (0.057 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: 189 - 13,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit