🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.3

Radius: 9.1

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.63 AU - 0.85 AU

Year: 439 Days

Day: 8.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 14,803,884 km

• M1: 113,246 km (0.112 R)
• M2: 906,264 km (0.106 R)
• M3: 1,482,216 km (0.065 R)
• M4: 1,821,204 km (0.112 R)
• M5: 2,104,842 km (0.094 R)
• M6: 2,496,639 km (0.078 R)
• M7: 3,140,508 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.3

Radius: 14.1

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.7 AU - 0.9 AU

Year: 494 Days

Day: 14.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 14,803,884 km

• M1: 175,329 km (0.113 R)
• M2: 694,433 km (0.049 R)
• M3: 1,311,824 km (0.117 R)
• M4: 1,878,052 km (0.095 R)
• M5: 2,476,294 km (0.06 R)
• M6: 3,506,873 km (0.091 R)
• M7: 3,972,272 km (0.112 R)
• M8: 5,320,897 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.5

Radius: 12.1

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.87 AU - 1.27 AU

Year: 764 Days

Day: 8.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 14,803,884 km

• M1: 150,495 km (0.051 R)
• M2: 532,120 km (0.106 R)
• M3: 924,216 km (0.093 R)
• M4: 1,473,539 km (0.044 R)
• M5: 2,945,881 km (0.077 R)
• M6: 3,338,875 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.6

Radius: 10.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.93 AU - 2.45 AU

Year: 2237 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 14,803,884 km

• M1: 136,882 km (0.105 R)
• M2: 676,332 km (0.117 R)
• M3: 1,050,925 km (0.12 R)
• M4: 2,539,723 km (0.111 R)
• M5: 2,931,969 km (0.095 R)
• M6: 6,154,307 km (0.107 R)
• M7: 6,762,273 km (0.116 R)
• M8: 7,216,601 km (0.087 R)
• M9: 8,610,704 km (0.095 R)
• M10: 9,735,081 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.5

Radius: 11.9

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.13 AU - 3.11 AU

Year: 2927 Days

Day: 8.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 14,803,884 km

• M1: 147,952 km (0.08 R)
• M2: 792,719 km (0.062 R)
• M3: 1,297,014 km (0.102 R)
• M4: 2,002,068 km (0.069 R)
• M5: 2,735,547 km (0.115 R)
• M6: 4,615,394 km (0.106 R)
• M7: 6,062,903 km (0.062 R)
• M8: 12,089,303 km (0.111 R)
• M9: 13,114,647 km (0.066 R)
• M10: 14,411,660 km (0.058 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: 443 - 15,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit