🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.41 AU - 0.63 AU

Year: 242 Days

Day: 26.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.54 AU - 0.56 AU

Year: 263 Days

Day: 43 Hours

Environment

Temp: -112 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,912,700 km

• M1: 60,737 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.51 AU - 0.63 AU

Year: 278 Days

Day: 39.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.5

Radius: 13.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.91 AU - 1.27 AU

Year: 735 Days

Day: 14 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,912,700 km

• M1: 171,589 km (0.065 R)
• M2: 1,045,240 km (0.044 R)
• M3: 1,804,898 km (0.083 R)
• M4: 2,242,622 km (0.041 R)
• M5: 2,854,028 km (0.063 R)
• M6: 3,455,860 km (0.119 R)
• M7: 3,908,095 km (0.104 R)
• M8: 4,353,597 km (0.091 R)
• M9: 5,527,941 km (0.118 R)
• M10: 6,053,179 km (0.108 R)
• M11: 6,798,475 km (0.088 R)
• M12: 7,695,015 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 11.7

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.49 AU - 1.67 AU

Year: 1282 Days

Day: 12.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 67,912,700 km

• M1: 145,708 km (0.088 R)
• M2: 531,521 km (0.096 R)
• M3: 947,852 km (0.102 R)
• M4: 3,599,923 km (0.115 R)
• M5: 4,110,501 km (0.116 R)
• M6: 5,308,630 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.8

Radius: 13.5

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.53 AU - 2.11 AU

Year: 1585 Days

Day: 8.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,912,700 km

• M1: 167,998 km (0.093 R)
• M2: 614,847 km (0.101 R)
• M3: 1,055,563 km (0.097 R)
• M4: 2,098,260 km (0.063 R)
• M5: 3,628,796 km (0.089 R)
• M6: 4,544,335 km (0.112 R)
• M7: 6,462,628 km (0.046 R)
• M8: 7,036,037 km (0.11 R)
• M9: 7,807,363 km (0.058 R)
• M10: 8,256,606 km (0.099 R)
• M11: 9,456,081 km (0.049 R)
• M12: 9,999,720 km (0.081 R)
• M13: 11,361,958 km (0.073 R)
• M14: 12,690,537 km (0.095 R)
• M15: 13,116,592 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.9

Radius: 14.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.38 AU - 3.18 AU

Year: 2993 Days

Day: 8.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,912,700 km

• M1: 182,360 km (0.12 R)
• M2: 718,219 km (0.072 R)
• M3: 1,213,688 km (0.033 R)
• M4: 2,136,856 km (0.082 R)
• M5: 4,134,137 km (0.117 R)
• M6: 4,796,856 km (0.099 R)
• M7: 5,572,521 km (0.105 R)
• M8: 7,506,073 km (0.069 R)
• M9: 8,640,175 km (0.11 R)
• M10: 9,233,629 km (0.105 R)
• M11: 10,403,335 km (0.064 R)
• M12: 11,598,622 km (0.114 R)
• M13: 12,248,176 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.7

Radius: 5.8

Gravity: 23.86 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.66 AU - 9.04 AU

Year: 15579 Days

Day: 19.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,912,700 km

• M1: 72,705 km (0.093 R)
• M2: 270,473 km (0.108 R)
• M3: 501,602 km (0.096 R)
• M4: 804,388 km (0.086 R)
• M5: 986,748 km (0.109 R)
• M6: 1,407,417 km (0.116 R)
• M7: 1,692,700 km (0.106 R)
• M8: 1,922,183 km (0.101 R)
• M9: 2,691,714 km (0.12 R)
• M10: 5,026,788 km (0.102 R)
• M11: 5,694,892 km (0.073 R)
• M12: 8,300,288 km (0.044 R)
• M13: 10,402,438 km (0.12 R)
• M14: 10,873,671 km (0.044 R)
• M15: 19,487,516 km (0.112 R)
• M16: 20,203,192 km (0.07 R)
• M17: 20,476,059 km (0.118 R)
• M18: 20,751,319 km (0.087 R)
• M19: 21,403,416 km (0.113 R)
• M20: 24,558,734 km (0.052 R)
• M21: 26,031,825 km (0.114 R)
• M22: 26,354,956 km (0.084 R)
• M23: 27,786,309 km (0.094 R)
• M24: 28,350,292 km (0.106 R)
• M25: 32,638,964 km (0.109 R)
• M26: 36,125,343 km (0.116 R)
• M27: 37,068,258 km (0.079 R)
• M28: 38,027,330 km (0.096 R)
• M29: 49,527,965 km (0.055 R)
• M30: 50,690,939 km (0.055 R)
• M31: 54,992,925 km (0.084 R)
• M32: 56,960,586 km (0.105 R)
• M33: 59,160,124 km (0.095 R)
• M34: 67,709,343 km (0.073 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 11,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit