🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.4

Radius: 14.6

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.46 AU - 0.64 AU

Year: 272 Days

Day: 5.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,872,804 km

• M1: 181,911 km (0.08 R)
• M2: 786,586 km (0.111 R)
• M3: 1,323,642 km (0.086 R)
• M4: 1,882,390 km (0.073 R)
• M5: 3,036,986 km (0.079 R)
• M6: 3,644,055 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.7

Radius: 14.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.52 AU - 0.74 AU

Year: 333 Days

Day: 13.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 39,872,804 km

• M1: 182,061 km (0.104 R)
• M2: 728,691 km (0.118 R)
• M3: 1,227,002 km (0.052 R)
• M4: 1,847,683 km (0.07 R)
• M5: 2,854,327 km (0.105 R)
• M6: 3,429,980 km (0.059 R)
• M7: 4,004,885 km (0.027 R)
• M8: 5,194,337 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.2

Radius: 8.6

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.59 AU - 1.67 AU

Year: 1388 Days

Day: 9.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,872,804 km

• M1: 106,962 km (0.066 R)
• M2: 393,293 km (0.09 R)
• M3: 710,141 km (0.102 R)
• M4: 1,076,955 km (0.063 R)
• M5: 1,568,534 km (0.028 R)
• M6: 2,158,996 km (0.086 R)
• M7: 3,013,200 km (0.091 R)
• M8: 3,618,324 km (0.026 R)
• M9: 4,179,465 km (0.091 R)
• M10: 4,554,358 km (0.046 R)
• M11: 5,496,076 km (0.055 R)
• M12: 6,704,677 km (0.097 R)
• M13: 7,244,576 km (0.068 R)
• M14: 7,577,132 km (0.036 R)
• M15: 8,608,011 km (0.066 R)
• M16: 9,216,426 km (0.097 R)
• M17: 9,853,114 km (0.095 R)
• M18: 10,261,816 km (0.101 R)
• M19: 11,487,172 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.3

Radius: 14.4

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.32 AU - 7.14 AU

Year: 9147 Days

Day: 12.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,872,804 km

• M1: 179,218 km (0.075 R)
• M2: 643,420 km (0.057 R)
• M3: 3,119,864 km (0.088 R)
• M4: 3,700,603 km (0.081 R)
• M5: 4,326,520 km (0.099 R)
• M6: 4,993,427 km (0.055 R)
• M7: 6,257,380 km (0.063 R)
• M8: 6,783,067 km (0.092 R)
• M9: 7,491,413 km (0.094 R)
• M10: 10,246,856 km (0.075 R)
• M11: 10,879,954 km (0.104 R)
• M12: 12,064,171 km (0.028 R)
• M13: 13,389,608 km (0.113 R)
• M14: 14,627,381 km (0.075 R)
• M15: 15,368,189 km (0.102 R)
• M16: 27,973,755 km (0.115 R)
• M17: 32,416,961 km (0.079 R)
• M18: 34,426,808 km (0.071 R)
• M19: 36,630,983 km (0.07 R)
• M20: 38,113,199 km (0.119 R)
• M21: 39,872,769 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 17,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit