🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.5

Radius: 9.2

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.44 AU - 1.74 AU

Year: 1337 Days

Day: 6.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,379,504 km

• M1: 114,442 km (0.107 R)
• M2: 402,119 km (0.087 R)
• M3: 907,161 km (0.046 R)
• M4: 1,249,591 km (0.102 R)
• M5: 1,538,016 km (0.085 R)
• M6: 2,511,748 km (0.105 R)
• M7: 4,041,686 km (0.073 R)
• M8: 4,331,606 km (0.034 R)
• M9: 4,668,052 km (0.113 R)
• M10: 5,250,287 km (0.054 R)
• M11: 6,074,571 km (0.071 R)
• M12: 7,091,238 km (0.056 R)
• M13: 7,560,228 km (0.1 R)
• M14: 7,907,743 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.8

Radius: 12.8

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.51 AU - 1.69 AU

Year: 1350 Days

Day: 10.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,379,504 km

• M1: 163,211 km (0.084 R)
• M2: 644,168 km (0.075 R)
• M3: 1,318,855 km (0.086 R)
• M4: 1,892,413 km (0.094 R)
• M5: 2,599,861 km (0.117 R)
• M6: 3,751,167 km (0.074 R)
• M7: 4,456,820 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.9

Radius: 11

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.23 AU - 3.11 AU

Year: 2909 Days

Day: 14.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,379,504 km

• M1: 136,732 km (0.059 R)
• M2: 837,598 km (0.117 R)
• M3: 1,334,862 km (0.077 R)
• M4: 2,024,807 km (0.05 R)
• M5: 2,423,486 km (0.118 R)
• M6: 3,732,616 km (0.101 R)
• M7: 4,190,835 km (0.093 R)
• M8: 4,619,433 km (0.099 R)
• M9: 5,490,092 km (0.115 R)
• M10: 7,041,123 km (0.066 R)
• M11: 10,709,861 km (0.109 R)
• M12: 11,350,589 km (0.113 R)
• M13: 12,272,860 km (0.063 R)
• M14: 13,335,304 km (0.072 R)
• M15: 13,702,866 km (0.079 R)
• M16: 15,290,698 km (0.068 R)
• M17: 15,744,278 km (0.118 R)
• M18: 17,105,170 km (0.108 R)
• M19: 18,599,952 km (0.111 R)
• M20: 19,762,028 km (0.109 R)
• M21: 20,120,016 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.2

Radius: 14.7

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.96 AU - 3.8 AU

Year: 4144 Days

Day: 12.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,379,504 km

• M1: 202,107 km (0.11 R)
• M2: 675,135 km (0.104 R)
• M3: 1,258,866 km (0.06 R)
• M4: 1,745,059 km (0.063 R)
• M5: 2,499,032 km (0.107 R)
• M6: 3,079,921 km (0.112 R)
• M7: 3,943,998 km (0.034 R)
• M8: 4,541,642 km (0.07 R)
• M9: 5,016,316 km (0.08 R)
• M10: 6,096,113 km (0.094 R)
• M11: 7,494,853 km (0.104 R)
• M12: 8,343,073 km (0.105 R)
• M13: 8,866,965 km (0.094 R)
• M14: 10,920,495 km (0.079 R)
• M15: 11,411,924 km (0.098 R)
• M16: 12,439,213 km (0.089 R)
• M17: 13,578,251 km (0.117 R)
• M18: 14,464,020 km (0.048 R)
• M19: 15,222,182 km (0.084 R)
• M20: 16,235,707 km (0.1 R)
• M21: 17,233,824 km (0.066 R)
• M22: 21,500,505 km (0.092 R)
• M23: 22,488,599 km (0.031 R)
• M24: 23,506,762 km (0.111 R)
• M25: 24,479,448 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.4

Radius: 14.8

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.17 AU - 4.34 AU

Year: 5843 Days

Day: 5.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,379,504 km

• M1: 184,903 km (0.117 R)
• M2: 1,001,259 km (0.068 R)
• M3: 1,665,323 km (0.094 R)
• M4: 2,616,766 km (0.108 R)
• M5: 4,670,745 km (0.104 R)
• M6: 7,712,817 km (0.112 R)
• M7: 9,076,402 km (0.095 R)
• M8: 10,028,293 km (0.088 R)
• M9: 11,045,858 km (0.09 R)
• M10: 12,675,128 km (0.113 R)
• M11: 13,286,684 km (0.107 R)
• M12: 13,864,731 km (0.078 R)
• M13: 20,955,371 km (0.087 R)
• M14: 23,671,021 km (0.083 R)
• M15: 24,678,712 km (0.067 R)
• M16: 27,788,253 km (0.049 R)
• M17: 29,172,482 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.9

Radius: 3.1

Gravity: 78.35 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10.25 AU - 10.25 AU

Year: 21883 Days

Day: 20.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,379,504 km

• M1: 40,242 km (0.11 R)
• M2: 186,249 km (0.057 R)
• M3: 287,378 km (0.056 R)
• M4: 695,331 km (0.083 R)
• M5: 1,052,571 km (0.09 R)
• M6: 2,449,964 km (0.109 R)
• M7: 2,952,613 km (0.07 R)
• M8: 3,490,717 km (0.072 R)
• M9: 3,611,741 km (0.086 R)
• M10: 5,533,924 km (0.097 R)
• M11: 12,729,133 km (0.117 R)
• M12: 15,150,076 km (0.098 R)
• M13: 17,417,530 km (0.104 R)
• M14: 20,778,695 km (0.073 R)
• M15: 25,898,383 km (0.094 R)
• M16: 31,275,230 km (0.106 R)
• M17: 35,197,985 km (0.102 R)
• M18: 37,790,666 km (0.09 R)
• M19: 55,870,466 km (0.108 R)
• M20: 69,039,567 km (0.078 R)
• M21: 80,659,432 km (0.08 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: 160 - 15,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit