🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.4

Radius: 10.1

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.63 AU - 0.79 AU

Year: 406 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,789,527 km

• M1: 125,662 km (0.103 R)
• M2: 537,804 km (0.079 R)
• M3: 1,165,517 km (0.117 R)
• M4: 1,592,769 km (0.066 R)
• M5: 3,121,659 km (0.053 R)
• M6: 3,446,436 km (0.102 R)
• M7: 4,298,096 km (0.109 R)
• M8: 5,160,977 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.6

Radius: 12.6

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.51 AU - 1.51 AU

Year: 1259 Days

Day: 13.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,789,527 km

• M1: 161,416 km (0.083 R)
• M2: 553,961 km (0.085 R)
• M3: 1,246,898 km (0.113 R)
• M4: 2,869,437 km (0.117 R)
• M5: 3,658,865 km (0.057 R)
• M6: 4,812,713 km (0.073 R)
• M7: 5,416,939 km (0.115 R)
• M8: 6,133,363 km (0.101 R)
• M9: 7,706,834 km (0.116 R)
• M10: 8,798,300 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 12.2

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.55 AU - 1.75 AU

Year: 1438 Days

Day: 11.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,789,527 km

• M1: 163,810 km (0.03 R)
• M2: 604,076 km (0.084 R)
• M3: 1,011,880 km (0.1 R)
• M4: 1,396,496 km (0.109 R)
• M5: 1,818,811 km (0.034 R)
• M6: 2,829,494 km (0.037 R)
• M7: 3,517,794 km (0.073 R)
• M8: 4,371,998 km (0.074 R)
• M9: 5,697,435 km (0.106 R)
• M10: 6,566,449 km (0.04 R)
• M11: 8,327,365 km (0.072 R)
• M12: 9,317,404 km (0.087 R)
• M13: 10,212,299 km (0.094 R)
• M14: 10,875,765 km (0.053 R)
• M15: 11,346,251 km (0.054 R)
• M16: 11,905,747 km (0.072 R)
• M17: 12,839,536 km (0.119 R)
• M18: 13,695,984 km (0.094 R)
• M19: 14,116,953 km (0.107 R)
• M20: 14,546,598 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795

Radius: 7.8

Gravity: 13.07 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.11 AU - 6.97 AU

Year: 11344 Days

Day: 15 Hours

Environment

Temp: -221 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,789,527 km

• M1: 356,342 km (0.068 R)
• M2: 2,171,712 km (0.1 R)
• M3: 2,462,082 km (0.046 R)
• M4: 3,341,268 km (0.112 R)
• M5: 4,475,819 km (0.109 R)
• M6: 6,650,373 km (0.104 R)
• M7: 7,309,502 km (0.11 R)
• M8: 8,566,423 km (0.092 R)
• M9: 12,633,690 km (0.061 R)
• M10: 15,325,853 km (0.093 R)
• M11: 20,596,036 km (0.116 R)
• M12: 22,803,203 km (0.115 R)
• M13: 23,634,968 km (0.047 R)
• M14: 29,704,452 km (0.116 R)
• M15: 30,363,132 km (0.042 R)
• M16: 33,213,121 km (0.088 R)
• M17: 34,161,422 km (0.06 R)
• M18: 37,241,492 km (0.105 R)
• M19: 38,523,696 km (0.044 R)
• M20: 39,967,914 km (0.103 R)
• M21: 53,326,106 km (0.09 R)
• M22: 54,298,791 km (0.077 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 14,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit