🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.73 AU - 1.13 AU

Year: 326 Days

Day: 47.6 Hours

Environment

Temp: 96 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152

Radius: 8.4

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 9.39 AU - 10.39 AU

Year: 11304 Days

Day: 10.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,916,746 km

• M1: 104,569 km (0.099 R)
• M2: 549,323 km (0.09 R)
• M3: 1,085,482 km (0.089 R)
• M4: 2,267,605 km (0.05 R)
• M5: 2,705,777 km (0.101 R)
• M6: 3,446,885 km (0.09 R)
• M7: 4,146,554 km (0.098 R)
• M8: 6,355,666 km (0.068 R)
• M9: 7,193,264 km (0.099 R)
• M10: 9,127,564 km (0.116 R)
• M11: 10,731,702 km (0.102 R)
• M12: 11,101,957 km (0.114 R)
• M13: 12,617,384 km (0.117 R)
• M14: 15,402,896 km (0.053 R)
• M15: 15,755,498 km (0.041 R)
• M16: 16,415,973 km (0.099 R)
• M17: 17,094,549 km (0.078 R)
• M18: 17,791,824 km (0.073 R)
• M19: 18,640,194 km (0.109 R)
• M20: 19,928,232 km (0.073 R)
• M21: 21,492,576 km (0.034 R)
• M22: 23,599,812 km (0.037 R)
• M23: 24,543,625 km (0.104 R)
• M24: 28,220,591 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.2

Radius: 9.4

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.61 AU - 11.99 AU

Year: 12014 Days

Day: 8.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,916,746 km

• M1: 116,986 km (0.093 R)
• M2: 707,299 km (0.054 R)
• M3: 1,359,695 km (0.048 R)
• M4: 1,765,255 km (0.069 R)
• M5: 2,724,776 km (0.104 R)
• M6: 3,799,337 km (0.11 R)
• M7: 4,753,323 km (0.106 R)
• M8: 5,256,121 km (0.084 R)
• M9: 5,600,047 km (0.072 R)
• M10: 6,722,928 km (0.12 R)
• M11: 7,989,723 km (0.119 R)
• M12: 8,831,062 km (0.118 R)
• M13: 10,590,781 km (0.104 R)
• M14: 11,868,796 km (0.079 R)
• M15: 17,669,005 km (0.097 R)
• M16: 24,943,799 km (0.074 R)
• M17: 27,847,494 km (0.083 R)
• M18: 36,302,317 km (0.087 R)
• M19: 40,138,904 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.5

Radius: 5.6

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 14.6 AU - 23.58 AU

Year: 30314 Days

Day: 24.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,916,746 km

• M1: 70,012 km (0.047 R)
• M2: 276,756 km (0.111 R)
• M3: 553,512 km (0.054 R)
• M4: 910,004 km (0.108 R)
• M5: 1,098,198 km (0.082 R)
• M6: 1,394,701 km (0.113 R)
• M7: 2,303,358 km (0.094 R)
• M8: 2,999,737 km (0.101 R)
• M9: 5,663,626 km (0.085 R)
• M10: 6,075,469 km (0.109 R)
• M11: 6,387,380 km (0.117 R)
• M12: 8,977,518 km (0.116 R)
• M13: 10,337,811 km (0.117 R)
• M14: 12,193,573 km (0.09 R)
• M15: 12,943,208 km (0.071 R)
• M16: 13,264,544 km (0.096 R)
• M17: 13,789,633 km (0.1 R)
• M18: 15,092,181 km (0.073 R)
• M19: 26,788,640 km (0.077 R)
• M20: 27,839,117 km (0.088 R)
• M21: 30,021,749 km (0.09 R)
• M22: 32,198,698 km (0.051 R)
• M23: 34,601,389 km (0.079 R)
• M24: 36,098,864 km (0.068 R)
• M25: 37,900,022 km (0.07 R)
• M26: 39,760,272 km (0.114 R)
• M27: 49,666,343 km (0.104 R)
• M28: 52,052,878 km (0.058 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 17,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit