🌌 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: 957.1

Radius: 8.6

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.75 AU - 0.93 AU

Year: 513 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,535,887 km

• M1: 106,962 km (0.057 R)
• M2: 464,651 km (0.076 R)
• M3: 893,698 km (0.063 R)
• M4: 1,174,642 km (0.115 R)
• M5: 1,754,633 km (0.048 R)
• M6: 2,055,475 km (0.113 R)
• M7: 2,513,843 km (0.109 R)
• M8: 2,784,764 km (0.056 R)
• M9: 3,087,102 km (0.094 R)
• M10: 3,568,807 km (0.095 R)
• M11: 4,099,879 km (0.114 R)
• M12: 4,399,973 km (0.064 R)
• M13: 5,078,399 km (0.104 R)
• M14: 5,695,490 km (0.103 R)
• M15: 6,931,169 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.5

Radius: 12.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.91 AU - 2.77 AU

Year: 2387 Days

Day: 11.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,535,887 km

• M1: 150,495 km (0.05 R)
• M2: 543,639 km (0.118 R)
• M3: 956,379 km (0.08 R)
• M4: 1,438,384 km (0.103 R)
• M5: 1,886,878 km (0.107 R)
• M6: 3,040,577 km (0.119 R)
• M7: 3,491,465 km (0.056 R)
• M8: 3,947,439 km (0.093 R)
• M9: 5,361,588 km (0.108 R)
• M10: 5,814,420 km (0.106 R)
• M11: 6,402,789 km (0.086 R)
• M12: 6,971,710 km (0.118 R)
• M13: 8,016,202 km (0.063 R)
• M14: 10,299,813 km (0.119 R)
• M15: 11,570,348 km (0.117 R)
• M16: 12,942,759 km (0.087 R)
• M17: 13,438,826 km (0.11 R)
• M18: 13,994,282 km (0.117 R)
• M19: 14,613,468 km (0.038 R)
• M20: 15,601,412 km (0.069 R)
• M21: 16,215,362 km (0.106 R)
• M22: 18,890,770 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.3

Radius: 10.7

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.1 AU - 6.84 AU

Year: 8531 Days

Day: 12.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,535,887 km

• M1: 141,669 km (0.096 R)
• M2: 1,426,565 km (0.028 R)
• M3: 3,075,134 km (0.077 R)
• M4: 5,241,012 km (0.113 R)
• M5: 5,763,108 km (0.108 R)
• M6: 6,401,891 km (0.073 R)
• M7: 8,503,592 km (0.072 R)
• M8: 9,085,079 km (0.113 R)
• M9: 9,988,051 km (0.1 R)
• M10: 14,064,743 km (0.077 R)
• M11: 16,547,170 km (0.093 R)
• M12: 17,891,905 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.5

Radius: 7.2

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.78 AU - 7.78 AU

Year: 14471 Days

Day: 17.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,535,887 km

• M1: 89,609 km (0.045 R)
• M2: 538,403 km (0.102 R)
• M3: 1,119,890 km (0.05 R)
• M4: 1,473,090 km (0.116 R)
• M5: 1,707,061 km (0.108 R)
• M6: 2,580,713 km (0.107 R)
• M7: 3,515,849 km (0.066 R)
• M8: 3,808,163 km (0.027 R)
• M9: 4,441,710 km (0.097 R)
• M10: 4,935,832 km (0.1 R)
• M11: 5,303,095 km (0.113 R)
• M12: 6,121,994 km (0.082 R)
• M13: 13,731,888 km (0.036 R)
• M14: 14,406,125 km (0.099 R)
• M15: 16,561,232 km (0.105 R)
• M16: 17,384,769 km (0.118 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: 419 - 17,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit