🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636

Radius: 9.9

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.42 AU - 0.64 AU

Year: 257 Days

Day: 7.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 7,424,837 km

• M1: 123,418 km (0.098 R)
• M2: 523,144 km (0.09 R)
• M3: 870,660 km (0.076 R)
• M4: 1,223,711 km (0.12 R)
• M5: 1,977,235 km (0.083 R)
• M6: 2,358,710 km (0.039 R)
• M7: 3,241,187 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.5

Radius: 12.1

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.84 AU - 0.94 AU

Year: 560 Days

Day: 9.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 7,424,837 km

• M1: 150,495 km (0.087 R)
• M2: 556,654 km (0.118 R)
• M3: 1,105,528 km (0.076 R)
• M4: 1,613,563 km (0.086 R)
• M5: 2,024,658 km (0.066 R)
• M6: 2,414,210 km (0.038 R)
• M7: 3,064,363 km (0.085 R)
• M8: 3,622,961 km (0.113 R)
• M9: 4,041,985 km (0.069 R)
• M10: 4,764,094 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.4

Radius: 12.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.93 AU - 0.97 AU

Year: 617 Days

Day: 13.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 171.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 7,424,837 km

• M1: 159,172 km (0.083 R)
• M2: 590,912 km (0.111 R)
• M3: 1,138,889 km (0.048 R)
• M4: 1,733,091 km (0.082 R)
• M5: 2,502,174 km (0.064 R)
• M6: 3,465,584 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.3

Radius: 9.1

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.95 AU - 0.95 AU

Year: 617 Days

Day: 5.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 7,424,837 km

• M1: 113,545 km (0.1 R)
• M2: 564,433 km (0.091 R)
• M3: 1,119,740 km (0.075 R)
• M4: 2,763,671 km (0.036 R)
• M5: 3,065,410 km (0.095 R)
• M6: 3,486,079 km (0.104 R)
• M7: 3,891,938 km (0.082 R)
• M8: 5,125,223 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.7

Radius: 12.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.98 AU - 1.14 AU

Year: 728 Days

Day: 11.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 7,424,837 km

• M1: 160,369 km (0.103 R)
• M2: 614,997 km (0.09 R)
• M3: 1,052,271 km (0.057 R)
• M4: 1,713,943 km (0.089 R)
• M5: 3,851,996 km (0.107 R)
• M6: 4,590,261 km (0.108 R)
• M7: 5,110,862 km (0.06 R)
• M8: 6,790,397 km (0.075 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 14,448 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit