🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 13.3

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.11 AU - 1.35 AU

Year: 881 Days

Day: 13.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,251,548 km

• M1: 165,455 km (0.117 R)
• M2: 639,232 km (0.08 R)
• M3: 1,177,335 km (0.116 R)
• M4: 1,598,902 km (0.045 R)
• M5: 2,018,524 km (0.11 R)
• M6: 2,523,267 km (0.119 R)
• M7: 3,427,586 km (0.097 R)
• M8: 4,095,990 km (0.025 R)
• M9: 4,914,140 km (0.051 R)
• M10: 5,466,007 km (0.043 R)
• M11: 6,133,961 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542

Radius: 8.6

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.96 AU - 3.06 AU

Year: 2568 Days

Day: 7.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 21,251,548 km

• M1: 106,962 km (0.119 R)
• M2: 409,150 km (0.087 R)
• M3: 735,124 km (0.085 R)
• M4: 1,130,810 km (0.108 R)
• M5: 1,444,816 km (0.084 R)
• M6: 1,729,202 km (0.084 R)
• M7: 2,063,553 km (0.1 R)
• M8: 2,683,038 km (0.111 R)
• M9: 3,971,524 km (0.086 R)
• M10: 4,951,091 km (0.108 R)
• M11: 5,955,342 km (0.113 R)
• M12: 6,292,086 km (0.085 R)
• M13: 6,559,867 km (0.056 R)
• M14: 7,738,249 km (0.052 R)
• M15: 9,018,358 km (0.076 R)
• M16: 9,290,477 km (0.084 R)
• M17: 9,567,981 km (0.085 R)
• M18: 10,848,239 km (0.069 R)
• M19: 11,549,404 km (0.079 R)
• M20: 12,074,343 km (0.104 R)
• M21: 13,700,173 km (0.036 R)
• M22: 15,083,205 km (0.096 R)
• M23: 15,857,673 km (0.107 R)
• M24: 16,154,775 km (0.099 R)
• M25: 16,913,984 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.4

Radius: 11.1

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.18 AU - 3.3 AU

Year: 2928 Days

Day: 8.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,251,548 km

• M1: 138,079 km (0.099 R)
• M2: 559,047 km (0.081 R)
• M3: 1,225,207 km (0.078 R)
• M4: 1,574,069 km (0.095 R)
• M5: 2,225,867 km (0.079 R)
• M6: 3,033,994 km (0.117 R)
• M7: 4,086,415 km (0.118 R)
• M8: 4,817,051 km (0.115 R)
• M9: 5,486,801 km (0.108 R)
• M10: 6,035,376 km (0.098 R)
• M11: 6,484,170 km (0.031 R)
• M12: 7,126,693 km (0.113 R)
• M13: 8,902,719 km (0.101 R)
• M14: 10,129,721 km (0.103 R)
• M15: 11,506,171 km (0.102 R)
• M16: 12,702,505 km (0.061 R)
• M17: 13,753,879 km (0.113 R)
• M18: 15,535,888 km (0.115 R)
• M19: 16,737,907 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.1

Radius: 12.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.11 AU - 3.17 AU

Year: 3593 Days

Day: 14.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,251,548 km

• M1: 155,582 km (0.119 R)
• M2: 741,257 km (0.03 R)
• M3: 1,273,676 km (0.066 R)
• M4: 1,704,668 km (0.106 R)
• M5: 2,195,648 km (0.106 R)
• M6: 2,735,696 km (0.082 R)
• M7: 4,225,691 km (0.098 R)
• M8: 4,731,182 km (0.113 R)
• M9: 5,277,065 km (0.058 R)
• M10: 5,941,130 km (0.075 R)
• M11: 7,647,443 km (0.115 R)
• M12: 8,112,992 km (0.085 R)
• M13: 10,057,465 km (0.113 R)
• M14: 11,677,011 km (0.104 R)
• M15: 12,506,532 km (0.119 R)
• M16: 13,110,309 km (0.105 R)
• M17: 16,941,211 km (0.092 R)
• M18: 18,277,120 km (0.074 R)
• M19: 18,719,032 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437

Radius: 11.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.16 AU - 3.24 AU

Year: 3696 Days

Day: 14 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,251,548 km

• M1: 152,440 km (0.051 R)
• M2: 1,765,704 km (0.035 R)
• M3: 2,553,336 km (0.086 R)
• M4: 6,268,749 km (0.08 R)
• M5: 7,353,932 km (0.112 R)
• M6: 8,560,289 km (0.097 R)
• M7: 11,403,696 km (0.06 R)
• M8: 15,686,234 km (0.079 R)
• M9: 17,957,130 km (0.04 R)
• M10: 20,315,989 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 14,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit