🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.7

Radius: 14.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.84 AU - 1 AU

Year: 620 Days

Day: 5.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 35,978,531 km

• M1: 175,329 km (0.112 R)
• M2: 852,708 km (0.047 R)
• M3: 1,312,123 km (0.111 R)
• M4: 1,793,080 km (0.052 R)
• M5: 3,264,525 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.5

Radius: 14

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.83 AU - 2.85 AU

Year: 2516 Days

Day: 13.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,978,531 km

• M1: 174,282 km (0.11 R)
• M2: 613,501 km (0.064 R)
• M3: 1,139,337 km (0.067 R)
• M4: 2,373,819 km (0.081 R)
• M5: 2,829,195 km (0.116 R)
• M6: 4,201,755 km (0.115 R)
• M7: 5,396,444 km (0.081 R)
• M8: 6,922,193 km (0.099 R)
• M9: 7,490,066 km (0.103 R)
• M10: 9,930,307 km (0.109 R)
• M11: 10,771,645 km (0.096 R)
• M12: 11,371,981 km (0.054 R)
• M13: 12,640,122 km (0.067 R)
• M14: 13,308,675 km (0.113 R)
• M15: 15,009,603 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.5

Radius: 11.2

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.37 AU - 2.53 AU

Year: 2696 Days

Day: 11.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,978,531 km

• M1: 139,276 km (0.089 R)
• M2: 549,922 km (0.106 R)
• M3: 923,468 km (0.114 R)
• M4: 1,596,808 km (0.068 R)
• M5: 1,975,290 km (0.066 R)
• M6: 4,411,342 km (0.059 R)
• M7: 4,885,567 km (0.049 R)
• M8: 5,393,751 km (0.092 R)
• M9: 5,815,767 km (0.109 R)
• M10: 7,022,872 km (0.075 R)
• M11: 7,384,600 km (0.116 R)
• M12: 12,272,112 km (0.094 R)
• M13: 13,129,607 km (0.051 R)
• M14: 14,114,260 km (0.098 R)
• M15: 15,101,307 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.8

Radius: 3.7

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.17 AU - 11.03 AU

Year: 19296 Days

Day: 23.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,978,531 km

• M1: 46,226 km (0.062 R)
• M2: 413,189 km (0.074 R)
• M3: 1,433,596 km (0.056 R)
• M4: 1,764,806 km (0.104 R)
• M5: 2,345,695 km (0.087 R)
• M6: 3,169,979 km (0.043 R)
• M7: 5,245,500 km (0.117 R)
• M8: 6,526,806 km (0.111 R)
• M9: 7,093,183 km (0.088 R)
• M10: 7,463,438 km (0.112 R)
• M11: 8,903,018 km (0.062 R)
• M12: 9,598,648 km (0.08 R)
• M13: 10,708,664 km (0.076 R)
• M14: 11,696,908 km (0.091 R)
• M15: 18,512,587 km (0.105 R)
• M16: 34,700,423 km (0.118 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: 172 - 16,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit