🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 13

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.71 AU - 1.01 AU

Year: 551 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,892,684 km

• M1: 161,715 km (0.105 R)
• M2: 607,816 km (0.05 R)
• M3: 1,102,237 km (0.118 R)
• M4: 1,530,386 km (0.115 R)
• M5: 1,977,534 km (0.092 R)
• M6: 3,062,418 km (0.047 R)
• M7: 4,129,649 km (0.064 R)
• M8: 4,664,013 km (0.097 R)
• M9: 5,465,558 km (0.075 R)
• M10: 6,453,054 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.9

Radius: 10.1

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.05 AU - 1.55 AU

Year: 1023 Days

Day: 11.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,892,684 km

• M1: 127,457 km (0.071 R)
• M2: 453,132 km (0.047 R)
• M3: 881,879 km (0.113 R)
• M4: 1,234,182 km (0.09 R)
• M5: 1,689,708 km (0.097 R)
• M6: 2,167,673 km (0.043 R)
• M7: 3,077,677 km (0.112 R)
• M8: 3,794,999 km (0.11 R)
• M9: 4,163,159 km (0.102 R)
• M10: 5,163,071 km (0.068 R)
• M11: 5,597,803 km (0.112 R)
• M12: 6,376,460 km (0.116 R)
• M13: 7,517,592 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.6

Radius: 14

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.23 AU - 2.41 AU

Year: 2439 Days

Day: 13 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,892,684 km

• M1: 174,132 km (0.077 R)
• M2: 636,689 km (0.07 R)
• M3: 1,165,367 km (0.067 R)
• M4: 2,218,836 km (0.095 R)
• M5: 3,574,192 km (0.052 R)
• M6: 4,193,228 km (0.1 R)
• M7: 4,997,766 km (0.042 R)
• M8: 5,877,252 km (0.105 R)
• M9: 6,630,776 km (0.1 R)
• M10: 7,327,304 km (0.031 R)
• M11: 8,298,643 km (0.1 R)
• M12: 9,073,410 km (0.052 R)
• M13: 9,568,429 km (0.058 R)
• M14: 13,149,653 km (0.085 R)
• M15: 15,362,953 km (0.111 R)
• M16: 16,221,496 km (0.091 R)
• M17: 16,899,473 km (0.098 R)
• M18: 17,979,420 km (0.05 R)
• M19: 18,480,124 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.8

Radius: 10.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.67 AU - 4.69 AU

Year: 5899 Days

Day: 8.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,892,684 km

• M1: 131,796 km (0.049 R)
• M2: 670,348 km (0.103 R)
• M3: 1,203,814 km (0.085 R)
• M4: 2,155,855 km (0.111 R)
• M5: 2,551,840 km (0.041 R)
• M6: 3,246,723 km (0.113 R)
• M7: 4,625,417 km (0.091 R)
• M8: 7,971,472 km (0.101 R)
• M9: 10,937,250 km (0.086 R)
• M10: 16,490,323 km (0.096 R)
• M11: 20,375,380 km (0.074 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 15,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit