🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.53 AU - 0.87 AU

Year: 223 Days

Day: 43 Hours

Environment

Temp: 160 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,644,223 km

• M1: 51,462 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.01 AU - 1.47 AU

Year: 526 Days

Day: 37.2 Hours

Environment

Temp: -24 °C

Axial Tilt: 171 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.2 AU - 1.32 AU

Year: 539 Days

Day: 12.3 Hours

Environment

Temp: -26 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,644,223 km

• M1: 313,557 km (0.045 R)
• M2: 637,287 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.28 AU - 1.8 AU

Year: 728 Days

Day: 20.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 112.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,644,223 km

• M1: 192,532 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.78 AU - 2.5 AU

Year: 1192 Days

Day: 46.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.7

Radius: 11.7

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.55 AU - 6.75 AU

Year: 5808 Days

Day: 10.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,644,223 km

• M1: 145,559 km (0.106 R)
• M2: 719,715 km (0.066 R)
• M3: 1,153,100 km (0.063 R)
• M4: 1,549,086 km (0.101 R)
• M5: 2,384,141 km (0.106 R)
• M6: 2,836,824 km (0.091 R)
• M7: 3,440,751 km (0.115 R)
• M8: 4,552,263 km (0.103 R)
• M9: 5,128,514 km (0.116 R)
• M10: 5,512,831 km (0.103 R)
• M11: 6,282,512 km (0.119 R)
• M12: 7,537,040 km (0.101 R)
• M13: 8,555,951 km (0.056 R)
• M14: 9,247,392 km (0.064 R)
• M15: 14,863,296 km (0.102 R)
• M16: 17,302,639 km (0.09 R)
• M17: 17,937,383 km (0.07 R)
• M18: 19,997,645 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.1

Radius: 12.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.35 AU - 8.53 AU

Year: 6962 Days

Day: 11.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,644,223 km

• M1: 155,432 km (0.092 R)
• M2: 560,094 km (0.098 R)
• M3: 1,251,087 km (0.081 R)
• M4: 1,736,981 km (0.052 R)
• M5: 2,536,133 km (0.104 R)
• M6: 2,942,441 km (0.084 R)
• M7: 4,484,795 km (0.063 R)
• M8: 5,924,076 km (0.037 R)
• M9: 6,612,974 km (0.115 R)
• M10: 7,613,933 km (0.085 R)
• M11: 10,279,019 km (0.096 R)
• M12: 10,983,924 km (0.116 R)
• M13: 14,245,008 km (0.103 R)
• M14: 14,708,163 km (0.073 R)
• M15: 16,096,132 km (0.114 R)
• M16: 21,304,831 km (0.111 R)
• M17: 22,141,532 km (0.1 R)
• M18: 25,285,630 km (0.109 R)
• M19: 27,273,337 km (0.09 R)
• M20: 29,270,020 km (0.112 R)
• M21: 33,248,276 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.1

Radius: 12.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.65 AU - 8.95 AU

Year: 9941 Days

Day: 5.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,644,223 km

• M1: 219,460 km (0.057 R)
• M2: 740,360 km (0.103 R)
• M3: 1,643,632 km (0.114 R)
• M4: 2,920,599 km (0.053 R)
• M5: 3,366,401 km (0.079 R)
• M6: 4,685,555 km (0.097 R)
• M7: 5,226,950 km (0.072 R)
• M8: 6,464,573 km (0.111 R)
• M9: 7,137,314 km (0.119 R)
• M10: 12,069,107 km (0.114 R)
• M11: 12,728,834 km (0.063 R)
• M12: 17,928,557 km (0.069 R)
• M13: 18,846,340 km (0.049 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.9

Radius: 13.9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.45 AU - 10.17 AU

Year: 11700 Days

Day: 5.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,644,223 km

• M1: 176,825 km (0.097 R)
• M2: 664,514 km (0.063 R)
• M3: 1,719,179 km (0.113 R)
• M4: 2,461,783 km (0.105 R)
• M5: 3,890,741 km (0.106 R)
• M6: 5,474,833 km (0.069 R)
• M7: 6,173,156 km (0.065 R)
• M8: 7,962,795 km (0.074 R)
• M9: 11,457,252 km (0.117 R)
• M10: 13,386,167 km (0.1 R)
• M11: 18,255,877 km (0.095 R)
• M12: 22,758,174 km (0.086 R)
• M13: 24,936,619 km (0.09 R)
• M14: 34,232,182 km (0.053 R)
• M15: 36,963,539 km (0.093 R)
• M16: 45,463,840 km (0.067 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 18,994 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit