🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.6

Radius: 8.8

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.93 AU - 1.11 AU

Year: 687 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,500,738 km

• M1: 109,506 km (0.063 R)
• M2: 400,174 km (0.081 R)
• M3: 765,492 km (0.112 R)
• M4: 1,069,625 km (0.05 R)
• M5: 1,612,515 km (0.084 R)
• M6: 1,961,378 km (0.078 R)
• M7: 2,683,337 km (0.054 R)
• M8: 3,282,776 km (0.11 R)
• M9: 3,701,051 km (0.1 R)
• M10: 4,030,167 km (0.115 R)
• M11: 4,868,812 km (0.114 R)
• M12: 5,643,280 km (0.096 R)
• M13: 6,307,495 km (0.078 R)
• M14: 6,583,054 km (0.078 R)
• M15: 6,977,993 km (0.097 R)
• M16: 7,319,076 km (0.036 R)
• M17: 7,599,871 km (0.057 R)
• M18: 8,183,303 km (0.107 R)
• M19: 8,770,175 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.1

Radius: 9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.96 AU - 1.28 AU

Year: 790 Days

Day: 7.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,500,738 km

• M1: 111,899 km (0.11 R)
• M2: 504,145 km (0.064 R)
• M3: 972,685 km (0.082 R)
• M4: 1,594,564 km (0.119 R)
• M5: 1,976,337 km (0.112 R)
• M6: 2,264,164 km (0.082 R)
• M7: 2,913,718 km (0.11 R)
• M8: 3,394,525 km (0.062 R)
• M9: 4,402,516 km (0.082 R)
• M10: 4,830,066 km (0.105 R)
• M11: 5,579,402 km (0.079 R)
• M12: 6,845,898 km (0.114 R)
• M13: 7,558,133 km (0.077 R)
• M14: 8,245,386 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.4

Radius: 12.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.18 AU - 1.8 AU

Year: 1213 Days

Day: 11 Hours

Environment

Temp: -199 °C

Axial Tilt: 125.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,500,738 km

• M1: 156,031 km (0.066 R)
• M2: 581,936 km (0.048 R)
• M3: 1,072,916 km (0.089 R)
• M4: 1,705,416 km (0.106 R)
• M5: 2,448,768 km (0.119 R)
• M6: 2,973,557 km (0.084 R)
• M7: 3,941,306 km (0.097 R)
• M8: 4,386,509 km (0.115 R)
• M9: 4,773,967 km (0.078 R)
• M10: 5,517,768 km (0.115 R)
• M11: 6,425,827 km (0.118 R)
• M12: 7,188,327 km (0.047 R)
• M13: 7,729,423 km (0.11 R)
• M14: 8,403,960 km (0.087 R)
• M15: 9,173,790 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.7

Radius: 4.7

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.11 AU - 10.63 AU

Year: 20678 Days

Day: 22.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,500,738 km

• M1: 58,493 km (0.119 R)
• M2: 1,424,621 km (0.093 R)
• M3: 2,395,062 km (0.105 R)
• M4: 4,911,298 km (0.108 R)
• M5: 9,743,010 km (0.072 R)
• M6: 10,653,612 km (0.041 R)
• M7: 11,272,349 km (0.09 R)
• M8: 14,187,413 km (0.04 R)
• M9: 17,956,831 km (0.106 R)
• M10: 21,893,499 km (0.089 R)
• M11: 24,396,271 km (0.117 R)
• M12: 28,872,838 km (0.073 R)
• M13: 31,759,628 km (0.096 R)
• M14: 34,711,344 km (0.094 R)
• M15: 44,510,154 km (0.109 R)
• M16: 52,400,245 km (0.104 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: 517 - 14,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit