🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.88 AU - 3.06 AU

Year: 1879 Days

Day: 25.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,974,728 km

• M1: 45,328 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.08 AU - 4.88 AU

Year: 2915 Days

Day: 41.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 166.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.6

Radius: 8.8

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.26 AU - 9.18 AU

Year: 8651 Days

Day: 10.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,974,728 km

• M1: 109,805 km (0.114 R)
• M2: 781,948 km (0.097 R)
• M3: 1,113,457 km (0.103 R)
• M4: 2,013,438 km (0.111 R)
• M5: 2,667,629 km (0.058 R)
• M6: 7,814,993 km (0.114 R)
• M7: 12,549,317 km (0.095 R)
• M8: 16,852,051 km (0.094 R)
• M9: 17,767,290 km (0.038 R)
• M10: 18,715,292 km (0.072 R)
• M11: 23,514,541 km (0.12 R)
• M12: 24,195,511 km (0.089 R)
• M13: 28,135,470 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.8

Radius: 5.7

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 13.97 AU - 16.33 AU

Year: 21647 Days

Day: 21.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,974,728 km

• M1: 71,657 km (0.117 R)
• M2: 424,858 km (0.12 R)
• M3: 1,030,879 km (0.055 R)
• M4: 1,834,967 km (0.083 R)
• M5: 2,079,859 km (0.107 R)
• M6: 4,242,296 km (0.055 R)
• M7: 5,583,591 km (0.091 R)
• M8: 6,253,341 km (0.108 R)
• M9: 6,448,566 km (0.063 R)
• M10: 7,058,925 km (0.062 R)
• M11: 7,313,391 km (0.072 R)
• M12: 8,393,637 km (0.105 R)
• M13: 10,809,942 km (0.053 R)
• M14: 13,458,872 km (0.053 R)
• M15: 14,183,075 km (0.094 R)
• M16: 14,384,882 km (0.084 R)
• M17: 17,494,125 km (0.116 R)
• M18: 19,995,102 km (0.118 R)
• M19: 21,111,252 km (0.077 R)
• M20: 21,462,956 km (0.085 R)
• M21: 21,729,240 km (0.081 R)
• M22: 27,529,150 km (0.092 R)
• M23: 31,007,450 km (0.058 R)
• M24: 36,756,945 km (0.102 R)
• M25: 37,522,138 km (0.118 R)
• M26: 54,974,525 km (0.069 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 15,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit