🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.43 AU - 0.57 AU

Year: 131 Days

Day: 34.4 Hours

Environment

Temp: 247 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.79 AU - 1.25 AU

Year: 382 Days

Day: 25.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.35 AU - 2.37 AU

Year: 1345 Days

Day: 23.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 148.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,689,388 km

• M1: 43,084 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.1

Radius: 13

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.77 AU - 6.17 AU

Year: 4109 Days

Day: 6.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,689,388 km

• M1: 184,753 km (0.113 R)
• M2: 760,705 km (0.059 R)
• M3: 1,414,298 km (0.097 R)
• M4: 1,959,882 km (0.069 R)
• M5: 2,759,333 km (0.115 R)
• M6: 3,425,342 km (0.073 R)
• M7: 3,934,424 km (0.105 R)
• M8: 4,354,944 km (0.116 R)
• M9: 5,004,498 km (0.106 R)
• M10: 5,857,355 km (0.043 R)
• M11: 6,619,855 km (0.109 R)
• M12: 7,852,093 km (0.026 R)
• M13: 11,286,112 km (0.103 R)
• M14: 12,991,229 km (0.088 R)
• M15: 13,629,413 km (0.109 R)
• M16: 16,112,439 km (0.079 R)
• M17: 19,195,651 km (0.062 R)
• M18: 19,830,843 km (0.065 R)
• M19: 20,743,390 km (0.088 R)
• M20: 23,219,086 km (0.093 R)
• M21: 24,159,607 km (0.063 R)
• M22: 25,427,599 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239

Radius: 13

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.3 AU - 5.32 AU

Year: 4538 Days

Day: 14.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,689,388 km

• M1: 161,715 km (0.102 R)
• M2: 568,322 km (0.107 R)
• M3: 1,016,368 km (0.081 R)
• M4: 1,455,288 km (0.095 R)
• M5: 1,915,152 km (0.106 R)
• M6: 4,325,024 km (0.118 R)
• M7: 4,987,144 km (0.051 R)
• M8: 5,921,832 km (0.096 R)
• M9: 6,486,713 km (0.114 R)
• M10: 7,756,201 km (0.095 R)
• M11: 8,433,430 km (0.097 R)
• M12: 9,010,429 km (0.045 R)
• M13: 10,900,748 km (0.108 R)
• M14: 11,960,350 km (0.09 R)
• M15: 13,312,116 km (0.109 R)
• M16: 13,769,138 km (0.059 R)
• M17: 16,735,813 km (0.091 R)
• M18: 18,033,724 km (0.047 R)
• M19: 19,339,564 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.1

Radius: 10.1

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.18 AU - 6.48 AU

Year: 4563 Days

Day: 13.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,689,388 km

• M1: 125,662 km (0.111 R)
• M2: 557,551 km (0.096 R)
• M3: 1,005,746 km (0.108 R)
• M4: 1,391,111 km (0.085 R)
• M5: 2,150,320 km (0.074 R)
• M6: 2,729,712 km (0.103 R)
• M7: 3,105,652 km (0.048 R)
• M8: 3,668,289 km (0.098 R)
• M9: 4,862,380 km (0.109 R)
• M10: 5,331,967 km (0.074 R)
• M11: 5,711,497 km (0.107 R)
• M12: 6,171,511 km (0.12 R)
• M13: 6,993,401 km (0.091 R)
• M14: 12,231,870 km (0.112 R)
• M15: 12,687,695 km (0.115 R)
• M16: 13,579,597 km (0.114 R)
• M17: 14,456,839 km (0.099 R)
• M18: 15,902,403 km (0.054 R)
• M19: 18,215,336 km (0.09 R)
• M20: 18,676,995 km (0.119 R)
• M21: 19,078,815 km (0.041 R)
• M22: 19,623,501 km (0.067 R)
• M23: 23,498,086 km (0.028 R)
• M24: 28,203,687 km (0.046 R)
• M25: 31,384,736 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.5

Radius: 5.5

Gravity: 17.01 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 16.68 AU - 20.34 AU

Year: 29533 Days

Day: 21.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,689,388 km

• M1: 78,988 km (0.075 R)
• M2: 251,923 km (0.08 R)
• M3: 785,389 km (0.051 R)
• M4: 1,130,661 km (0.104 R)
• M5: 1,485,656 km (0.112 R)
• M6: 2,164,980 km (0.093 R)
• M7: 3,201,993 km (0.091 R)
• M8: 3,407,690 km (0.039 R)
• M9: 5,024,992 km (0.089 R)
• M10: 10,612,174 km (0.045 R)
• M11: 10,938,297 km (0.115 R)
• M12: 11,886,897 km (0.085 R)
• M13: 28,497,497 km (0.113 R)
• M14: 30,024,741 km (0.038 R)
• M15: 32,689,977 km (0.059 R)
• M16: 36,385,045 km (0.107 R)
• M17: 38,180,518 km (0.082 R)
• M18: 39,721,227 km (0.03 R)
• M19: 44,929,626 km (0.084 R)
• M20: 54,912,890 km (0.106 R)
• M21: 58,880,824 km (0.032 R)
• M22: 82,116,216 km (0.036 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 10,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit