🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 13.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.68 AU - 0.7 AU

Year: 396 Days

Day: 9.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 68,906,366 km

• M1: 169,494 km (0.092 R)
• M2: 603,627 km (0.102 R)
• M3: 1,107,323 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.9

Radius: 9.9

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.69 AU - 0.87 AU

Year: 476 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 68,906,366 km

• M1: 123,119 km (0.094 R)
• M2: 694,134 km (0.081 R)
• M3: 1,146,219 km (0.034 R)
• M4: 1,823,598 km (0.042 R)
• M5: 2,312,484 km (0.082 R)
• M6: 2,794,339 km (0.106 R)
• M7: 3,554,445 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.8

Radius: 12.1

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.59 AU - 1.71 AU

Year: 1463 Days

Day: 10.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,906,366 km

• M1: 150,795 km (0.099 R)
• M2: 539,899 km (0.111 R)
• M3: 918,681 km (0.098 R)
• M4: 1,372,710 km (0.115 R)
• M5: 1,819,409 km (0.065 R)
• M6: 2,405,085 km (0.089 R)
• M7: 2,906,387 km (0.071 R)
• M8: 3,854,838 km (0.098 R)
• M9: 4,594,599 km (0.042 R)
• M10: 5,051,172 km (0.042 R)
• M11: 5,821,751 km (0.076 R)
• M12: 6,377,806 km (0.108 R)
• M13: 8,044,027 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.9

Radius: 14.1

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.37 AU - 6.49 AU

Year: 8734 Days

Day: 10.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,906,366 km

• M1: 175,478 km (0.105 R)
• M2: 643,869 km (0.082 R)
• M3: 1,337,854 km (0.072 R)
• M4: 2,091,079 km (0.12 R)
• M5: 2,894,868 km (0.104 R)
• M6: 4,057,693 km (0.073 R)
• M7: 4,626,464 km (0.098 R)
• M8: 5,785,249 km (0.097 R)
• M9: 7,331,492 km (0.111 R)
• M10: 8,091,599 km (0.081 R)
• M11: 9,474,931 km (0.077 R)
• M12: 12,588,362 km (0.112 R)
• M13: 14,120,393 km (0.083 R)
• M14: 15,705,233 km (0.096 R)
• M15: 17,924,069 km (0.09 R)
• M16: 18,452,598 km (0.074 R)
• M17: 21,931,945 km (0.043 R)
• M18: 24,327,456 km (0.118 R)
• M19: 26,892,910 km (0.105 R)
• M20: 29,216,315 km (0.098 R)
• M21: 32,000,780 km (0.033 R)
• M22: 33,457,265 km (0.084 R)
• M23: 38,092,255 km (0.096 R)
• M24: 38,715,929 km (0.042 R)
• M25: 39,219,625 km (0.117 R)
• M26: 41,541,085 km (0.11 R)
• M27: 42,735,624 km (0.058 R)
• M28: 43,952,752 km (0.12 R)
• M29: 44,638,957 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 552.1

Radius: 7.2

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.79 AU - 9.57 AU

Year: 19199 Days

Day: 22.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,906,366 km

• M1: 90,058 km (0.063 R)
• M2: 345,870 km (0.091 R)
• M3: 1,076,955 km (0.117 R)
• M4: 1,341,444 km (0.039 R)
• M5: 1,682,527 km (0.036 R)
• M6: 2,199,687 km (0.104 R)
• M7: 2,473,750 km (0.107 R)
• M8: 2,699,942 km (0.076 R)
• M9: 3,327,057 km (0.11 R)
• M10: 3,925,598 km (0.12 R)
• M11: 4,171,686 km (0.075 R)
• M12: 4,627,212 km (0.115 R)
• M13: 5,008,088 km (0.12 R)
• M14: 5,447,307 km (0.068 R)
• M15: 5,753,983 km (0.097 R)
• M16: 5,991,694 km (0.059 R)
• M17: 6,614,619 km (0.12 R)
• M18: 7,188,776 km (0.099 R)
• M19: 7,558,283 km (0.1 R)
• M20: 9,325,931 km (0.066 R)
• M21: 19,516,538 km (0.049 R)
• M22: 20,145,148 km (0.088 R)
• M23: 20,418,613 km (0.043 R)
• M24: 21,160,020 km (0.083 R)
• M25: 27,975,699 km (0.097 R)
• M26: 31,752,148 km (0.095 R)
• M27: 33,761,846 km (0.106 R)
• M28: 38,311,267 km (0.065 R)
• M29: 41,023,326 km (0.085 R)
• M30: 47,467,554 km (0.07 R)
• M31: 52,290,589 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 18,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit