🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.78 AU - 0.78 AU

Year: 261 Days

Day: 15.9 Hours

Environment

Temp: 88 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,830,147 km

• M1: 10,921 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.69 AU - 1.11 AU

Year: 323 Days

Day: 35.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,830,147 km

• M1: 581,487 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.23 AU - 2.31 AU

Year: 1295 Days

Day: 15.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.4 AU - 3.96 AU

Year: 2148 Days

Day: 13.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,830,147 km

• M1: 1,458,579 km (0.039 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.1

Radius: 11

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.38 AU - 5.68 AU

Year: 4273 Days

Day: 12.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,830,147 km

• M1: 136,732 km (0.099 R)
• M2: 490,083 km (0.068 R)
• M3: 1,118,693 km (0.108 R)
• M4: 1,762,861 km (0.076 R)
• M5: 2,758,734 km (0.112 R)
• M6: 3,163,995 km (0.094 R)
• M7: 3,855,287 km (0.097 R)
• M8: 4,219,408 km (0.092 R)
• M9: 4,818,697 km (0.065 R)
• M10: 5,242,209 km (0.075 R)
• M11: 5,668,712 km (0.092 R)
• M12: 7,191,469 km (0.068 R)
• M13: 9,121,281 km (0.094 R)
• M14: 10,254,934 km (0.117 R)
• M15: 11,095,824 km (0.102 R)
• M16: 11,693,467 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 14.8

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.71 AU - 12.53 AU

Year: 14044 Days

Day: 9 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,830,147 km

• M1: 187,895 km (0.118 R)
• M2: 649,704 km (0.119 R)
• M3: 1,148,164 km (0.033 R)
• M4: 1,699,133 km (0.094 R)
• M5: 2,618,860 km (0.09 R)
• M6: 3,130,784 km (0.083 R)
• M7: 5,700,876 km (0.083 R)
• M8: 7,756,799 km (0.118 R)
• M9: 10,552,933 km (0.108 R)
• M10: 12,114,735 km (0.041 R)
• M11: 13,417,583 km (0.115 R)
• M12: 14,740,028 km (0.12 R)
• M13: 15,844,060 km (0.073 R)
• M14: 17,806,036 km (0.067 R)
• M15: 18,383,334 km (0.068 R)
• M16: 19,315,628 km (0.105 R)
• M17: 20,190,477 km (0.058 R)
• M18: 21,091,505 km (0.106 R)
• M19: 22,877,254 km (0.065 R)
• M20: 23,757,488 km (0.112 R)
• M21: 26,321,446 km (0.066 R)
• M22: 37,348,904 km (0.089 R)
• M23: 38,159,724 km (0.05 R)
• M24: 40,520,977 km (0.086 R)
• M25: 44,923,044 km (0.066 R)
• M26: 47,554,022 km (0.12 R)
• M27: 48,506,810 km (0.069 R)
• M28: 52,108,978 km (0.097 R)
• M29: 56,238,178 km (0.101 R)
• M30: 56,769,250 km (0.091 R)
• M31: 58,021,385 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.3

Radius: 4.8

Gravity: 37.43 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 12.51 AU - 13.13 AU

Year: 17385 Days

Day: 22.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 74,830,147 km

• M1: 59,839 km (0.099 R)
• M2: 264,938 km (0.073 R)
• M3: 474,375 km (0.074 R)
• M4: 1,404,425 km (0.089 R)
• M5: 1,736,532 km (0.113 R)
• M6: 2,820,668 km (0.083 R)
• M7: 3,210,819 km (0.096 R)
• M8: 3,695,516 km (0.092 R)
• M9: 4,066,070 km (0.095 R)
• M10: 4,427,050 km (0.082 R)
• M11: 5,212,887 km (0.089 R)
• M12: 5,365,178 km (0.057 R)
• M13: 5,678,735 km (0.12 R)
• M14: 6,129,773 km (0.053 R)
• M15: 7,149,282 km (0.087 R)
• M16: 7,577,431 km (0.116 R)
• M17: 10,154,105 km (0.119 R)
• M18: 11,191,267 km (0.118 R)
• M19: 13,402,772 km (0.117 R)
• M20: 15,337,970 km (0.09 R)
• M21: 16,947,793 km (0.111 R)
• M22: 19,114,270 km (0.101 R)
• M23: 22,648,669 km (0.039 R)
• M24: 23,055,126 km (0.051 R)
• M25: 23,363,148 km (0.034 R)
• M26: 26,037,061 km (0.107 R)
• M27: 27,620,255 km (0.11 R)
• M28: 57,714,859 km (0.108 R)
• M29: 66,005,273 km (0.075 R)
• M30: 68,300,703 km (0.084 R)
• M31: 70,433,071 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 11,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit