🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.4

Radius: 12.6

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.77 AU - 0.83 AU

Year: 494 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,695,234 km

• M1: 160,369 km (0.09 R)
• M2: 628,610 km (0.069 R)
• M3: 1,352,664 km (0.117 R)
• M4: 2,004,761 km (0.103 R)
• M5: 2,569,792 km (0.053 R)
• M6: 3,719,601 km (0.031 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 12.8

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.13 AU - 1.49 AU

Year: 1035 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,695,234 km

• M1: 159,172 km (0.071 R)
• M2: 563,984 km (0.056 R)
• M3: 1,002,755 km (0.117 R)
• M4: 1,635,853 km (0.076 R)
• M5: 2,067,592 km (0.071 R)
• M6: 2,596,570 km (0.102 R)
• M7: 3,573,295 km (0.079 R)
• M8: 5,052,668 km (0.077 R)
• M9: 5,470,944 km (0.112 R)
• M10: 6,668,475 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 13.6

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.69 AU - 2.61 AU

Year: 2176 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,695,234 km

• M1: 169,494 km (0.093 R)
• M2: 624,122 km (0.069 R)
• M3: 1,894,208 km (0.066 R)
• M4: 2,397,904 km (0.091 R)
• M5: 3,117,769 km (0.067 R)
• M6: 4,035,702 km (0.076 R)
• M7: 4,516,809 km (0.117 R)
• M8: 5,036,362 km (0.095 R)
• M9: 5,915,698 km (0.11 R)
• M10: 6,459,038 km (0.099 R)
• M11: 8,291,911 km (0.067 R)
• M12: 11,324,409 km (0.111 R)
• M13: 12,454,023 km (0.06 R)
• M14: 13,925,019 km (0.086 R)
• M15: 14,378,899 km (0.106 R)
• M16: 15,316,578 km (0.117 R)
• M17: 15,996,949 km (0.115 R)
• M18: 16,646,653 km (0.081 R)
• M19: 17,106,666 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.8

Radius: 9.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.48 AU - 4.78 AU

Year: 6877 Days

Day: 9.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 171.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,695,234 km

• M1: 119,828 km (0.056 R)
• M2: 508,633 km (0.12 R)
• M3: 858,093 km (0.065 R)
• M4: 1,544,000 km (0.102 R)
• M5: 2,080,158 km (0.106 R)
• M6: 2,845,950 km (0.094 R)
• M7: 3,233,109 km (0.03 R)
• M8: 4,210,133 km (0.089 R)
• M9: 5,875,157 km (0.114 R)
• M10: 9,363,331 km (0.112 R)
• M11: 10,402,438 km (0.09 R)
• M12: 13,387,214 km (0.096 R)
• M13: 14,988,809 km (0.061 R)
• M14: 15,335,427 km (0.119 R)
• M15: 22,080,646 km (0.1 R)
• M16: 23,679,548 km (0.114 R)
• M17: 25,191,384 km (0.106 R)
• M18: 26,178,730 km (0.04 R)
• M19: 26,597,753 km (0.096 R)
• M20: 28,406,392 km (0.036 R)
• M21: 30,850,372 km (0.093 R)
• M22: 31,411,962 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 16,267 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit