🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.2

Radius: 14.5

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.76 AU - 1.24 AU

Year: 656 Days

Day: 9.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,377,691 km

• M1: 180,265 km (0.119 R)
• M2: 692,788 km (0.115 R)
• M3: 1,175,241 km (0.08 R)
• M4: 1,637,199 km (0.083 R)
• M5: 2,626,490 km (0.116 R)
• M6: 3,375,826 km (0.061 R)
• M7: 4,101,226 km (0.104 R)
• M8: 4,635,888 km (0.108 R)
• M9: 5,097,099 km (0.047 R)
• M10: 5,661,831 km (0.109 R)
• M11: 6,855,023 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.2

Radius: 11.9

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.3 AU - 1.9 AU

Year: 1328 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 136.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 17,377,691 km

• M1: 147,952 km (0.105 R)
• M2: 947,852 km (0.06 R)
• M3: 1,645,427 km (0.106 R)
• M4: 2,297,823 km (0.119 R)
• M5: 2,696,651 km (0.119 R)
• M6: 3,349,496 km (0.118 R)
• M7: 3,807,565 km (0.069 R)
• M8: 5,077,053 km (0.038 R)
• M9: 5,476,479 km (0.086 R)
• M10: 5,955,940 km (0.119 R)
• M11: 6,631,823 km (0.108 R)
• M12: 7,518,789 km (0.06 R)
• M13: 8,259,298 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.8

Radius: 10.8

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.36 AU - 2.42 AU

Year: 2424 Days

Day: 11.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,377,691 km

• M1: 135,984 km (0.115 R)
• M2: 505,491 km (0.111 R)
• M3: 1,428,660 km (0.117 R)
• M4: 1,883,138 km (0.061 R)
• M5: 4,326,969 km (0.091 R)
• M6: 6,415,505 km (0.107 R)
• M7: 8,378,977 km (0.041 R)
• M8: 11,607,000 km (0.105 R)
• M9: 13,408,756 km (0.087 R)
• M10: 15,102,354 km (0.115 R)
• M11: 16,124,855 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.8

Radius: 10.3

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.87 AU - 2.95 AU

Year: 3256 Days

Day: 14.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 17,377,691 km

• M1: 128,056 km (0.115 R)
• M2: 449,093 km (0.054 R)
• M3: 861,385 km (0.074 R)
• M4: 1,597,556 km (0.065 R)
• M5: 1,953,449 km (0.09 R)
• M6: 2,696,202 km (0.111 R)
• M7: 3,563,870 km (0.104 R)
• M8: 4,082,077 km (0.032 R)
• M9: 5,893,857 km (0.077 R)
• M10: 6,380,499 km (0.072 R)
• M11: 6,756,139 km (0.087 R)
• M12: 7,463,587 km (0.096 R)
• M13: 8,282,486 km (0.071 R)
• M14: 10,062,701 km (0.106 R)
• M15: 10,684,130 km (0.042 R)
• M16: 11,176,457 km (0.088 R)
• M17: 12,744,991 km (0.073 R)
• M18: 13,603,982 km (0.074 R)
• M19: 14,685,125 km (0.097 R)
• M20: 16,017,893 km (0.109 R)
• M21: 16,462,946 km (0.086 R)
• M22: 16,916,078 km (0.067 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: 341 - 11,550 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit