🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.6 AU - 1.64 AU

Year: 753 Days

Day: 30.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,692,519 km

• M1: 61,335 km (0.092 R)
• M2: 548,276 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.42 AU - 3.66 AU

Year: 1936 Days

Day: 37 Hours

Environment

Temp: -103 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.04 AU - 4.2 AU

Year: 2516 Days

Day: 37.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,692,519 km

• M1: 642,523 km (0.076 R)

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.7

Radius: 12.1

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 6.77 AU - 6.85 AU

Year: 6491 Days

Day: 12.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,692,519 km

• M1: 161,267 km (0.115 R)
• M2: 976,874 km (0.098 R)
• M3: 1,601,894 km (0.089 R)
• M4: 2,307,248 km (0.057 R)
• M5: 2,919,253 km (0.119 R)
• M6: 3,613,985 km (0.071 R)
• M7: 4,026,277 km (0.12 R)
• M8: 4,470,134 km (0.076 R)
• M9: 5,004,797 km (0.108 R)
• M10: 5,519,114 km (0.105 R)
• M11: 6,513,042 km (0.047 R)
• M12: 7,127,142 km (0.071 R)
• M13: 7,978,952 km (0.099 R)
• M14: 8,388,102 km (0.116 R)
• M15: 10,550,689 km (0.032 R)
• M16: 13,747,745 km (0.07 R)
• M17: 14,217,931 km (0.119 R)
• M18: 15,884,601 km (0.092 R)
• M19: 16,998,656 km (0.085 R)
• M20: 18,946,271 km (0.076 R)
• M21: 21,193,381 km (0.086 R)
• M22: 23,948,974 km (0.118 R)
• M23: 24,458,953 km (0.118 R)
• M24: 25,588,716 km (0.057 R)
• M25: 29,283,484 km (0.066 R)
• M26: 37,483,990 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.2

Radius: 15

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.83 AU - 9.13 AU

Year: 9829 Days

Day: 13.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,692,519 km

• M1: 194,028 km (0.087 R)
• M2: 831,615 km (0.1 R)
• M3: 2,500,379 km (0.11 R)
• M4: 3,972,871 km (0.098 R)
• M5: 5,558,458 km (0.07 R)
• M6: 6,062,753 km (0.115 R)
• M7: 8,558,345 km (0.095 R)
• M8: 9,104,227 km (0.099 R)
• M9: 10,690,413 km (0.099 R)
• M10: 16,044,970 km (0.055 R)
• M11: 18,076,958 km (0.095 R)
• M12: 23,450,065 km (0.111 R)
• M13: 28,673,274 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.6

Radius: 13.5

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.55 AU - 9.57 AU

Year: 10796 Days

Day: 8.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,692,519 km

• M1: 174,581 km (0.094 R)
• M2: 1,513,033 km (0.086 R)
• M3: 2,288,249 km (0.066 R)
• M4: 3,078,275 km (0.069 R)
• M5: 3,565,366 km (0.052 R)
• M6: 4,226,289 km (0.094 R)
• M7: 5,542,302 km (0.103 R)
• M8: 6,054,525 km (0.049 R)
• M9: 10,889,528 km (0.119 R)
• M10: 11,409,530 km (0.095 R)
• M11: 15,032,342 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.6

Radius: 5.1

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 11.48 AU - 15.88 AU

Year: 18481 Days

Day: 17.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,692,519 km

• M1: 63,579 km (0.12 R)
• M2: 244,593 km (0.081 R)
• M3: 411,843 km (0.082 R)
• M4: 808,876 km (0.083 R)
• M5: 1,044,941 km (0.052 R)
• M6: 1,922,183 km (0.1 R)
• M7: 2,460,735 km (0.114 R)
• M8: 5,144,671 km (0.057 R)
• M9: 6,135,457 km (0.109 R)
• M10: 15,669,330 km (0.068 R)
• M11: 16,996,412 km (0.064 R)
• M12: 21,845,777 km (0.099 R)
• M13: 22,015,870 km (0.075 R)
• M14: 25,608,164 km (0.074 R)
• M15: 25,797,255 km (0.046 R)
• M16: 34,384,173 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.1

Radius: 3.7

Gravity: 14.62 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 12.33 AU - 17.77 AU

Year: 21325 Days

Day: 19.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,692,519 km

• M1: 48,919 km (0.068 R)
• M2: 328,218 km (0.091 R)
• M3: 614,249 km (0.054 R)
• M4: 2,207,915 km (0.108 R)
• M5: 2,401,345 km (0.075 R)
• M6: 2,756,191 km (0.101 R)
• M7: 3,097,424 km (0.067 R)
• M8: 3,621,615 km (0.119 R)
• M9: 7,405,843 km (0.11 R)
• M10: 10,054,622 km (0.098 R)
• M11: 13,399,032 km (0.101 R)
• M12: 23,523,368 km (0.082 R)
• M13: 26,399,087 km (0.09 R)
• M14: 32,721,093 km (0.1 R)
• M15: 44,193,305 km (0.107 R)
• M16: 47,946,566 km (0.086 R)
• M17: 48,542,265 km (0.074 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: 181 - 17,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit