🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.38 AU - 2.24 AU

Year: 860 Days

Day: 15.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,474,681 km

• M1: 39,045 km (0.106 R)
• M2: 511,625 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.91 AU - 1.97 AU

Year: 954 Days

Day: 26.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920

Radius: 10.4

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.86 AU - 5.98 AU

Year: 4456 Days

Day: 8.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,474,681 km

• M1: 149,598 km (0.074 R)
• M2: 586,723 km (0.076 R)
• M3: 1,062,444 km (0.084 R)
• M4: 1,923,829 km (0.116 R)
• M5: 4,449,041 km (0.112 R)
• M6: 5,129,861 km (0.117 R)
• M7: 5,495,627 km (0.116 R)
• M8: 6,600,557 km (0.095 R)
• M9: 8,683,558 km (0.097 R)
• M10: 10,265,555 km (0.071 R)
• M11: 10,802,761 km (0.091 R)
• M12: 13,615,201 km (0.1 R)
• M13: 16,577,090 km (0.119 R)
• M14: 18,403,081 km (0.071 R)
• M15: 21,279,848 km (0.078 R)
• M16: 22,450,601 km (0.117 R)
• M17: 23,586,647 km (0.057 R)
• M18: 26,055,312 km (0.08 R)
• M19: 29,938,124 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.4

Radius: 10.1

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.92 AU - 11.24 AU

Year: 10470 Days

Day: 12.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,474,681 km

• M1: 128,953 km (0.061 R)
• M2: 456,573 km (0.106 R)
• M3: 1,794,426 km (0.079 R)
• M4: 3,277,839 km (0.089 R)
• M5: 3,681,005 km (0.092 R)
• M6: 5,826,089 km (0.101 R)
• M7: 6,361,949 km (0.108 R)
• M8: 8,307,170 km (0.092 R)
• M9: 8,696,124 km (0.062 R)
• M10: 9,358,992 km (0.081 R)
• M11: 10,055,071 km (0.092 R)
• M12: 12,351,399 km (0.115 R)
• M13: 15,185,081 km (0.11 R)
• M14: 22,918,843 km (0.08 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 18,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit