🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.3

Radius: 8.3

Gravity: 14.49 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.75 AU - 0.93 AU

Year: 505 Days

Day: 13 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,677,195 km

• M1: 103,372 km (0.097 R)
• M2: 788,381 km (0.092 R)
• M3: 1,109,119 km (0.09 R)
• M4: 1,396,047 km (0.084 R)
• M5: 1,934,001 km (0.09 R)
• M6: 2,295,579 km (0.119 R)
• M7: 2,905,041 km (0.119 R)
• M8: 3,381,211 km (0.073 R)
• M9: 4,289,869 km (0.054 R)
• M10: 4,776,660 km (0.09 R)
• M11: 5,058,951 km (0.088 R)
• M12: 5,675,594 km (0.105 R)
• M13: 6,621,800 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.3

Radius: 11.5

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.8 AU - 1.26 AU

Year: 686 Days

Day: 13.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,677,195 km

• M1: 143,016 km (0.04 R)
• M2: 525,089 km (0.05 R)
• M3: 937,081 km (0.084 R)
• M4: 1,315,264 km (0.091 R)
• M5: 1,757,326 km (0.073 R)
• M6: 2,625,443 km (0.03 R)
• M7: 3,199,749 km (0.061 R)
• M8: 4,322,630 km (0.116 R)
• M9: 4,958,122 km (0.054 R)
• M10: 5,618,597 km (0.112 R)
• M11: 6,065,296 km (0.118 R)
• M12: 6,475,643 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.2

Radius: 14.5

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.93 AU - 2.07 AU

Year: 1855 Days

Day: 9.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,677,195 km

• M1: 181,163 km (0.113 R)
• M2: 659,278 km (0.081 R)
• M3: 1,771,239 km (0.118 R)
• M4: 3,159,357 km (0.053 R)
• M5: 3,643,157 km (0.09 R)
• M6: 4,385,611 km (0.118 R)
• M7: 5,606,629 km (0.091 R)
• M8: 6,547,899 km (0.065 R)
• M9: 7,232,459 km (0.102 R)
• M10: 9,154,492 km (0.088 R)
• M11: 10,114,013 km (0.08 R)
• M12: 10,671,714 km (0.045 R)
• M13: 12,508,177 km (0.088 R)
• M14: 14,114,260 km (0.098 R)
• M15: 14,678,992 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.1

Radius: 9.1

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.67 AU - 6.25 AU

Year: 8369 Days

Day: 13 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,677,195 km

• M1: 113,246 km (0.094 R)
• M2: 503,696 km (0.1 R)
• M3: 975,977 km (0.112 R)
• M4: 3,283,075 km (0.03 R)
• M5: 3,742,191 km (0.117 R)
• M6: 4,134,436 km (0.098 R)
• M7: 4,729,537 km (0.103 R)
• M8: 5,745,007 km (0.083 R)
• M9: 6,232,546 km (0.105 R)
• M10: 14,938,694 km (0.115 R)
• M11: 17,601,386 km (0.073 R)
• M12: 18,629,872 km (0.095 R)
• M13: 19,235,294 km (0.098 R)
• M14: 21,705,753 km (0.103 R)
• M15: 29,043,978 km (0.071 R)
• M16: 30,270,531 km (0.078 R)
• M17: 32,936,365 km (0.04 R)
• M18: 33,266,378 km (0.059 R)
• M19: 42,904,819 km (0.084 R)
• M20: 43,694,696 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.9

Radius: 7.7

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.89 AU - 8.59 AU

Year: 15517 Days

Day: 21.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,677,195 km

• M1: 95,743 km (0.117 R)
• M2: 397,033 km (0.115 R)
• M3: 942,317 km (0.108 R)
• M4: 1,276,818 km (0.086 R)
• M5: 2,758,884 km (0.026 R)
• M6: 3,182,545 km (0.107 R)
• M7: 3,423,996 km (0.082 R)
• M8: 4,449,489 km (0.082 R)
• M9: 5,287,836 km (0.118 R)
• M10: 7,695,165 km (0.083 R)
• M11: 13,049,721 km (0.09 R)
• M12: 15,427,879 km (0.09 R)
• M13: 22,265,249 km (0.092 R)
• M14: 29,568,019 km (0.073 R)
• M15: 29,922,566 km (0.111 R)
• M16: 32,234,751 km (0.074 R)
• M17: 32,736,203 km (0.105 R)
• M18: 37,624,762 km (0.069 R)
• M19: 42,526,486 km (0.119 R)
• M20: 44,353,375 km (0.106 R)
• M21: 55,344,929 km (0.095 R)
• M22: 57,154,315 km (0.099 R)
• M23: 62,042,575 km (0.112 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 16,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit