🌌 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: 162.1

Radius: 13.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.78 AU - 1.06 AU

Year: 609 Days

Day: 7.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 19,250,888 km

• M1: 170,392 km (0.092 R)
• M2: 659,128 km (0.031 R)
• M3: 1,198,429 km (0.108 R)
• M4: 2,019,870 km (0.046 R)
• M5: 3,611,741 km (0.095 R)
• M6: 4,291,813 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.2

Radius: 13.8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.99 AU - 1.45 AU

Year: 930 Days

Day: 10.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,250,888 km

• M1: 171,589 km (0.117 R)
• M2: 626,965 km (0.114 R)
• M3: 1,126,921 km (0.076 R)
• M4: 1,621,791 km (0.087 R)
• M5: 2,128,030 km (0.085 R)
• M6: 2,584,902 km (0.098 R)
• M7: 3,349,646 km (0.091 R)
• M8: 4,184,103 km (0.074 R)
• M9: 4,643,069 km (0.088 R)
• M10: 5,135,695 km (0.12 R)
• M11: 6,008,748 km (0.11 R)
• M12: 6,827,946 km (0.113 R)
• M13: 7,673,772 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.9

Radius: 13.2

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.93 AU - 4.73 AU

Year: 5174 Days

Day: 12.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 19,250,888 km

• M1: 177,273 km (0.066 R)
• M2: 740,509 km (0.086 R)
• M3: 1,278,164 km (0.104 R)
• M4: 2,240,079 km (0.11 R)
• M5: 3,739,199 km (0.081 R)
• M6: 4,609,410 km (0.087 R)
• M7: 5,637,446 km (0.114 R)
• M8: 7,122,953 km (0.08 R)
• M9: 7,838,928 km (0.087 R)
• M10: 10,077,212 km (0.112 R)
• M11: 12,900,722 km (0.08 R)
• M12: 16,771,118 km (0.04 R)
• M13: 17,921,376 km (0.108 R)
• M14: 19,370,231 km (0.095 R)
• M15: 22,091,566 km (0.098 R)
• M16: 23,473,252 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.3

Radius: 12.4

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.53 AU - 4.53 AU

Year: 5584 Days

Day: 10.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 81.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,250,888 km

• M1: 155,283 km (0.102 R)
• M2: 564,433 km (0.078 R)
• M3: 1,367,325 km (0.105 R)
• M4: 1,882,839 km (0.118 R)
• M5: 2,306,051 km (0.1 R)
• M6: 2,747,514 km (0.097 R)
• M7: 3,178,057 km (0.08 R)
• M8: 5,374,453 km (0.084 R)
• M9: 6,400,395 km (0.115 R)
• M10: 7,798,836 km (0.119 R)
• M11: 8,737,264 km (0.11 R)
• M12: 9,286,437 km (0.093 R)
• M13: 10,079,157 km (0.077 R)
• M14: 11,799,382 km (0.04 R)
• M15: 12,385,657 km (0.099 R)
• M16: 15,073,033 km (0.042 R)
• M17: 15,965,085 km (0.05 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: 337 - 19,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit