🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.1

Radius: 8

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.7 AU - 0.9 AU

Year: 494 Days

Day: 7.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,772,886 km

• M1: 100,081 km (0.078 R)
• M2: 371,601 km (0.093 R)
• M3: 650,900 km (0.044 R)
• M4: 998,865 km (0.063 R)
• M5: 1,299,856 km (0.113 R)
• M6: 1,653,655 km (0.069 R)
• M7: 2,181,137 km (0.077 R)
• M8: 2,652,221 km (0.096 R)
• M9: 3,250,612 km (0.092 R)
• M10: 4,049,465 km (0.103 R)
• M11: 4,358,085 km (0.106 R)
• M12: 4,619,433 km (0.104 R)
• M13: 5,207,502 km (0.084 R)
• M14: 6,492,996 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.2

Radius: 14.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.97 AU - 1.29 AU

Year: 829 Days

Day: 7.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,772,886 km

• M1: 182,809 km (0.077 R)
• M2: 791,672 km (0.049 R)
• M3: 1,516,773 km (0.09 R)
• M4: 2,563,060 km (0.116 R)
• M5: 3,822,226 km (0.109 R)
• M6: 7,343,311 km (0.092 R)
• M7: 7,966,984 km (0.084 R)
• M8: 8,470,680 km (0.101 R)
• M9: 9,157,334 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.5

Radius: 9.7

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.38 AU - 1.8 AU

Year: 1384 Days

Day: 7.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,772,886 km

• M1: 121,174 km (0.086 R)
• M2: 504,294 km (0.112 R)
• M3: 1,110,615 km (0.07 R)
• M4: 1,581,249 km (0.052 R)
• M5: 3,226,676 km (0.081 R)
• M6: 3,889,395 km (0.045 R)
• M7: 5,342,738 km (0.081 R)

Asteroid Belt

Center: 3.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.4

Radius: 13.8

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.06 AU - 5.12 AU

Year: 6788 Days

Day: 6.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,772,886 km

• M1: 171,888 km (0.07 R)
• M2: 1,647,521 km (0.102 R)
• M3: 2,265,361 km (0.078 R)
• M4: 4,136,082 km (0.093 R)
• M5: 5,661,681 km (0.075 R)
• M6: 6,142,339 km (0.097 R)
• M7: 8,810,417 km (0.12 R)
• M8: 9,252,329 km (0.111 R)
• M9: 10,622,945 km (0.119 R)
• M10: 11,124,098 km (0.045 R)
• M11: 15,087,992 km (0.089 R)
• M12: 15,605,601 km (0.113 R)
• M13: 19,031,093 km (0.047 R)
• M14: 21,383,071 km (0.074 R)
• M15: 22,331,521 km (0.092 R)
• M16: 24,391,035 km (0.074 R)
• M17: 28,797,291 km (0.086 R)
• M18: 29,416,327 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 13,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit