🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.55 AU - 0.59 AU

Year: 282 Days

Day: 13.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,693,069 km

• M1: 435,629 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.62 AU - 0.72 AU

Year: 360 Days

Day: 19.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.6

Radius: 9.5

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.62 AU - 0.82 AU

Year: 401 Days

Day: 7.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,693,069 km

• M1: 118,182 km (0.092 R)
• M2: 421,268 km (0.118 R)
• M3: 822,489 km (0.12 R)
• M4: 1,176,587 km (0.111 R)
• M5: 1,598,154 km (0.092 R)
• M6: 1,907,522 km (0.115 R)
• M7: 2,248,456 km (0.077 R)
• M8: 2,571,587 km (0.057 R)
• M9: 2,979,242 km (0.116 R)
• M10: 3,312,845 km (0.085 R)
• M11: 3,683,997 km (0.093 R)
• M12: 4,285,829 km (0.118 R)
• M13: 4,756,913 km (0.082 R)
• M14: 5,105,476 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.5

Radius: 14.8

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.62 AU - 2.68 AU

Year: 2068 Days

Day: 6.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,693,069 km

• M1: 190,588 km (0.105 R)
• M2: 671,096 km (0.07 R)
• M3: 1,137,243 km (0.097 R)
• M4: 2,269,250 km (0.057 R)
• M5: 2,790,748 km (0.107 R)
• M6: 3,342,016 km (0.084 R)
• M7: 3,835,241 km (0.041 R)
• M8: 4,356,888 km (0.107 R)
• M9: 4,926,258 km (0.096 R)
• M10: 6,087,287 km (0.095 R)
• M11: 7,961,449 km (0.1 R)
• M12: 8,751,326 km (0.047 R)
• M13: 10,936,801 km (0.104 R)
• M14: 12,863,173 km (0.061 R)
• M15: 14,358,553 km (0.03 R)
• M16: 16,065,465 km (0.111 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 10,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit