🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.66 AU - 0.68 AU

Year: 211 Days

Day: 19.6 Hours

Environment

Temp: 137 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.67 AU - 1.03 AU

Year: 302 Days

Day: 17.2 Hours

Environment

Temp: 17 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,890,675 km

• M1: 99,183 km (0.031 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.01 AU - 1.63 AU

Year: 584 Days

Day: 12.2 Hours

Environment

Temp: -34 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3 AU - 3.34 AU

Year: 2173 Days

Day: 15.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.7

Radius: 9.5

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.07 AU - 4.89 AU

Year: 3651 Days

Day: 10.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,890,675 km

• M1: 118,182 km (0.119 R)
• M2: 510,727 km (0.04 R)
• M3: 1,015,321 km (0.105 R)
• M4: 1,416,393 km (0.089 R)
• M5: 2,560,667 km (0.105 R)
• M6: 2,894,868 km (0.085 R)
• M7: 5,889,070 km (0.041 R)
• M8: 10,588,687 km (0.084 R)
• M9: 12,796,751 km (0.087 R)
• M10: 15,676,810 km (0.116 R)
• M11: 16,860,278 km (0.08 R)
• M12: 17,622,031 km (0.087 R)
• M13: 20,502,538 km (0.045 R)
• M14: 21,779,056 km (0.106 R)
• M15: 23,755,543 km (0.087 R)
• M16: 25,012,315 km (0.091 R)
• M17: 25,542,640 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.1

Radius: 8.2

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.26 AU - 7.36 AU

Year: 6103 Days

Day: 13.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,890,675 km

• M1: 102,026 km (0.047 R)
• M2: 886,816 km (0.039 R)
• M3: 1,206,956 km (0.041 R)
• M4: 2,116,062 km (0.09 R)
• M5: 2,895,467 km (0.106 R)
• M6: 3,340,820 km (0.114 R)
• M7: 4,368,707 km (0.075 R)
• M8: 5,565,041 km (0.091 R)
• M9: 5,858,253 km (0.101 R)
• M10: 7,767,121 km (0.063 R)
• M11: 8,901,971 km (0.092 R)
• M12: 9,886,474 km (0.112 R)
• M13: 13,017,558 km (0.055 R)
• M14: 13,799,506 km (0.115 R)
• M15: 16,512,912 km (0.045 R)
• M16: 19,832,938 km (0.073 R)
• M17: 22,375,952 km (0.115 R)
• M18: 24,576,387 km (0.101 R)
• M19: 26,585,935 km (0.105 R)
• M20: 29,668,549 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.6

Radius: 12.4

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.77 AU - 7.13 AU

Year: 6307 Days

Day: 11.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,890,675 km

• M1: 154,385 km (0.053 R)
• M2: 772,523 km (0.046 R)
• M3: 1,320,201 km (0.064 R)
• M4: 2,248,007 km (0.115 R)
• M5: 4,067,716 km (0.063 R)
• M6: 4,754,220 km (0.101 R)
• M7: 7,579,825 km (0.107 R)
• M8: 9,481,962 km (0.093 R)
• M9: 10,073,921 km (0.079 R)
• M10: 10,986,468 km (0.068 R)
• M11: 11,639,762 km (0.12 R)
• M12: 15,355,623 km (0.072 R)
• M13: 16,733,419 km (0.105 R)
• M14: 18,132,160 km (0.083 R)
• M15: 22,104,581 km (0.098 R)
• M16: 23,146,381 km (0.097 R)
• M17: 23,787,109 km (0.12 R)
• M18: 24,512,658 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.4

Radius: 14.8

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.92 AU - 8.5 AU

Year: 8242 Days

Day: 14.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,890,675 km

• M1: 184,005 km (0.036 R)
• M2: 745,446 km (0.084 R)
• M3: 1,583,493 km (0.114 R)
• M4: 2,226,764 km (0.114 R)
• M5: 3,000,036 km (0.112 R)
• M6: 4,533,563 km (0.098 R)
• M7: 5,270,183 km (0.063 R)
• M8: 6,834,379 km (0.113 R)
• M9: 7,764,728 km (0.095 R)
• M10: 12,406,301 km (0.099 R)
• M11: 16,124,257 km (0.066 R)
• M12: 17,210,637 km (0.115 R)
• M13: 18,490,746 km (0.097 R)
• M14: 19,909,831 km (0.057 R)
• M15: 20,606,807 km (0.113 R)
• M16: 21,080,584 km (0.061 R)
• M17: 24,957,862 km (0.086 R)
• M18: 25,951,191 km (0.086 R)
• M19: 29,089,456 km (0.073 R)
• M20: 31,006,851 km (0.116 R)
• M21: 31,838,915 km (0.046 R)
• M22: 32,472,761 km (0.06 R)
• M23: 36,684,091 km (0.038 R)
• M24: 40,749,413 km (0.112 R)
• M25: 41,496,804 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 16,386 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit