🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.31 AU - 1.49 AU

Year: 618 Days

Day: 32.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.9 AU - 2.56 AU

Year: 1241 Days

Day: 38 Hours

Environment

Temp: -76 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.28 AU - 3.14 AU

Year: 1663 Days

Day: 25 Hours

Environment

Temp: -91 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.66 AU - 3.6 AU

Year: 2064 Days

Day: 22.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.91 AU - 4.35 AU

Year: 2578 Days

Day: 19.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 12.2

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.06 AU - 7.46 AU

Year: 5839 Days

Day: 13 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 113,073,972 km

• M1: 151,692 km (0.111 R)
• M2: 759,209 km (0.032 R)
• M3: 1,443,021 km (0.095 R)
• M4: 2,133,266 km (0.11 R)
• M5: 2,602,255 km (0.117 R)
• M6: 3,051,348 km (0.094 R)
• M7: 3,812,651 km (0.062 R)
• M8: 5,061,794 km (0.094 R)
• M9: 6,331,281 km (0.085 R)
• M10: 7,182,493 km (0.073 R)
• M11: 7,768,917 km (0.084 R)
• M12: 8,744,744 km (0.101 R)
• M13: 9,761,261 km (0.093 R)
• M14: 10,981,531 km (0.099 R)
• M15: 12,073,895 km (0.088 R)
• M16: 14,627,680 km (0.116 R)
• M17: 17,990,191 km (0.108 R)
• M18: 19,506,216 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.3

Radius: 8.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.51 AU - 8.57 AU

Year: 6963 Days

Day: 8 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 113,073,972 km

• M1: 107,561 km (0.085 R)
• M2: 399,127 km (0.059 R)
• M3: 788,381 km (0.077 R)
• M4: 1,585,289 km (0.026 R)
• M5: 2,034,531 km (0.101 R)
• M6: 2,942,590 km (0.095 R)
• M7: 3,703,894 km (0.115 R)
• M8: 4,778,904 km (0.105 R)
• M9: 8,728,437 km (0.052 R)
• M10: 9,353,607 km (0.093 R)
• M11: 12,111,743 km (0.109 R)
• M12: 12,936,177 km (0.114 R)
• M13: 13,314,360 km (0.1 R)
• M14: 17,686,059 km (0.1 R)
• M15: 18,329,180 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.1

Radius: 5.7

Gravity: 30.17 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.05 AU - 19.47 AU

Year: 30290 Days

Day: 16.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 113,073,972 km

• M1: 74,649 km (0.031 R)
• M2: 261,347 km (0.113 R)
• M3: 635,941 km (0.075 R)
• M4: 1,102,536 km (0.068 R)
• M5: 1,340,995 km (0.075 R)
• M6: 2,034,232 km (0.098 R)
• M7: 2,420,942 km (0.085 R)
• M8: 3,183,443 km (0.093 R)
• M9: 4,022,088 km (0.117 R)
• M10: 5,126,569 km (0.103 R)
• M11: 5,431,450 km (0.11 R)
• M12: 6,029,991 km (0.076 R)
• M13: 6,271,592 km (0.085 R)
• M14: 9,828,730 km (0.114 R)
• M15: 10,927,376 km (0.076 R)
• M16: 11,286,711 km (0.119 R)
• M17: 12,490,225 km (0.092 R)
• M18: 13,943,569 km (0.036 R)
• M19: 15,506,118 km (0.079 R)
• M20: 15,777,339 km (0.033 R)
• M21: 16,704,697 km (0.059 R)
• M22: 17,181,764 km (0.118 R)
• M23: 18,974,545 km (0.104 R)
• M24: 19,181,140 km (0.109 R)
• M25: 19,704,134 km (0.052 R)
• M26: 20,560,731 km (0.112 R)
• M27: 23,516,187 km (0.102 R)
• M28: 26,613,611 km (0.064 R)
• M29: 36,233,352 km (0.065 R)
• M30: 44,575,229 km (0.117 R)
• M31: 44,757,589 km (0.115 R)
• M32: 47,174,342 km (0.115 R)
• M33: 47,363,733 km (0.106 R)
• M34: 54,110,298 km (0.108 R)
• M35: 61,244,321 km (0.106 R)
• M36: 63,986,450 km (0.118 R)
• M37: 70,453,267 km (0.101 R)
• M38: 81,356,558 km (0.045 R)
• M39: 99,114,424 km (0.053 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 14,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit