🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.88 AU - 1.22 AU

Year: 389 Days

Day: 47.2 Hours

Environment

Temp: 29 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.08 AU - 1.1 AU

Year: 412 Days

Day: 29.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.58 AU - 2.62 AU

Year: 1101 Days

Day: 19.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,247,861 km

• M1: 934,687 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.64 AU - 2.88 AU

Year: 1658 Days

Day: 20.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.9

Radius: 11.8

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.67 AU - 6.95 AU

Year: 6427 Days

Day: 9.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,247,861 km

• M1: 146,756 km (0.075 R)
• M2: 1,553,424 km (0.098 R)
• M3: 2,034,082 km (0.108 R)
• M4: 2,760,679 km (0.039 R)
• M5: 3,133,627 km (0.098 R)
• M6: 3,838,981 km (0.05 R)
• M7: 4,383,367 km (0.117 R)
• M8: 6,166,574 km (0.076 R)
• M9: 6,845,000 km (0.093 R)
• M10: 8,553,408 km (0.098 R)
• M11: 9,096,149 km (0.113 R)
• M12: 10,112,517 km (0.119 R)
• M13: 12,110,097 km (0.068 R)
• M14: 12,902,667 km (0.102 R)
• M15: 14,069,979 km (0.106 R)
• M16: 15,306,555 km (0.105 R)
• M17: 15,734,405 km (0.086 R)
• M18: 16,359,425 km (0.082 R)
• M19: 17,793,021 km (0.057 R)
• M20: 19,664,939 km (0.117 R)
• M21: 20,834,196 km (0.112 R)
• M22: 22,438,633 km (0.097 R)
• M23: 28,657,716 km (0.071 R)
• M24: 29,121,469 km (0.081 R)
• M25: 29,968,941 km (0.084 R)
• M26: 31,812,137 km (0.049 R)
• M27: 32,812,049 km (0.065 R)
• M28: 35,616,411 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.1

Radius: 11.7

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.96 AU - 7.86 AU

Year: 6569 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,247,861 km

• M1: 146,008 km (0.068 R)
• M2: 651,798 km (0.095 R)
• M3: 1,064,538 km (0.085 R)
• M4: 1,781,711 km (0.066 R)
• M5: 2,149,721 km (0.085 R)
• M6: 2,682,439 km (0.119 R)
• M7: 3,257,942 km (0.059 R)
• M8: 4,601,481 km (0.073 R)
• M9: 5,033,370 km (0.111 R)
• M10: 5,651,359 km (0.098 R)
• M11: 7,002,228 km (0.113 R)
• M12: 13,407,111 km (0.108 R)
• M13: 19,683,938 km (0.049 R)
• M14: 21,060,837 km (0.095 R)
• M15: 21,772,773 km (0.112 R)
• M16: 23,078,314 km (0.061 R)
• M17: 24,005,671 km (0.079 R)
• M18: 27,214,695 km (0.094 R)
• M19: 30,598,599 km (0.103 R)
• M20: 31,002,364 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 10.2

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.28 AU - 8.1 AU

Year: 7712 Days

Day: 7.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,247,861 km

• M1: 126,859 km (0.073 R)
• M2: 719,566 km (0.111 R)
• M3: 1,622,987 km (0.085 R)
• M4: 2,018,374 km (0.117 R)
• M5: 2,786,560 km (0.085 R)
• M6: 3,461,545 km (0.093 R)
• M7: 4,738,213 km (0.093 R)
• M8: 5,526,445 km (0.063 R)
• M9: 6,623,595 km (0.081 R)
• M10: 7,467,028 km (0.029 R)
• M11: 8,844,825 km (0.038 R)
• M12: 11,616,424 km (0.074 R)
• M13: 12,194,022 km (0.069 R)
• M14: 12,639,674 km (0.119 R)
• M15: 15,430,871 km (0.068 R)
• M16: 19,067,894 km (0.091 R)
• M17: 20,351,145 km (0.112 R)
• M18: 21,049,318 km (0.061 R)
• M19: 22,419,634 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.3

Radius: 7

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 11.37 AU - 17.27 AU

Year: 19598 Days

Day: 20.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 59.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,247,861 km

• M1: 92,601 km (0.086 R)
• M2: 385,215 km (0.111 R)
• M3: 603,627 km (0.093 R)
• M4: 927,656 km (0.09 R)
• M5: 1,493,735 km (0.081 R)
• M6: 1,747,303 km (0.082 R)
• M7: 3,108,494 km (0.109 R)
• M8: 8,265,282 km (0.033 R)
• M9: 9,019,106 km (0.103 R)
• M10: 9,673,597 km (0.066 R)
• M11: 13,608,320 km (0.11 R)
• M12: 14,784,309 km (0.066 R)
• M13: 16,364,810 km (0.095 R)
• M14: 16,707,689 km (0.118 R)
• M15: 23,123,941 km (0.06 R)
• M16: 25,246,436 km (0.051 R)
• M17: 25,796,657 km (0.063 R)
• M18: 36,300,073 km (0.058 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 18,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit