🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.57 AU - 0.87 AU

Year: 234 Days

Day: 23.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 56.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,432,831 km

• M1: 324,777 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.73 AU - 0.87 AU

Year: 274 Days

Day: 31.1 Hours

Environment

Temp: 84 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.39 AU - 1.59 AU

Year: 696 Days

Day: 33.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2 AU - 2.76 AU

Year: 1406 Days

Day: 42.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 82.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2 AU - 3.04 AU

Year: 1532 Days

Day: 26.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616

Radius: 9.9

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.61 AU - 8.79 AU

Year: 9825 Days

Day: 8.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,432,831 km

• M1: 124,465 km (0.096 R)
• M2: 504,594 km (0.066 R)
• M3: 1,156,691 km (0.067 R)
• M4: 2,233,047 km (0.039 R)
• M5: 3,041,624 km (0.103 R)
• M6: 4,561,987 km (0.098 R)
• M7: 5,654,201 km (0.12 R)
• M8: 7,343,909 km (0.085 R)
• M9: 8,929,048 km (0.112 R)
• M10: 11,689,578 km (0.107 R)
• M11: 15,564,611 km (0.068 R)
• M12: 17,144,215 km (0.09 R)
• M13: 18,156,544 km (0.066 R)
• M14: 24,900,865 km (0.081 R)
• M15: 28,426,587 km (0.084 R)
• M16: 29,027,971 km (0.079 R)
• M17: 31,947,672 km (0.108 R)
• M18: 37,160,111 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.8

Radius: 7

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 9.89 AU - 15.89 AU

Year: 17719 Days

Day: 22 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,432,831 km

• M1: 87,515 km (0.093 R)
• M2: 402,568 km (0.119 R)
• M3: 703,260 km (0.057 R)
• M4: 1,317,209 km (0.104 R)
• M5: 1,618,649 km (0.061 R)
• M6: 2,166,925 km (0.078 R)
• M7: 2,463,727 km (0.078 R)
• M8: 3,139,162 km (0.102 R)
• M9: 3,441,649 km (0.112 R)
• M10: 3,763,434 km (0.068 R)
• M11: 7,021,974 km (0.077 R)
• M12: 8,414,282 km (0.096 R)
• M13: 9,611,663 km (0.038 R)
• M14: 10,251,194 km (0.116 R)
• M15: 14,081,947 km (0.09 R)
• M16: 15,330,341 km (0.067 R)
• M17: 18,205,163 km (0.104 R)
• M18: 21,331,310 km (0.093 R)
• M19: 24,018,686 km (0.079 R)
• M20: 24,308,906 km (0.089 R)
• M21: 25,393,341 km (0.075 R)
• M22: 28,514,252 km (0.059 R)
• M23: 29,058,190 km (0.113 R)
• M24: 29,387,754 km (0.073 R)
• M25: 39,394,056 km (0.119 R)
• M26: 39,933,207 km (0.103 R)
• M27: 41,998,555 km (0.1 R)
• M28: 44,278,875 km (0.1 R)
• M29: 44,861,709 km (0.051 R)
• M30: 50,814,058 km (0.073 R)
• M31: 54,393,636 km (0.087 R)
• M32: 56,074,817 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.6

Radius: 3.5

Gravity: 35.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 14.15 AU - 16.11 AU

Year: 22533 Days

Day: 18.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,432,831 km

• M1: 47,722 km (0.095 R)
• M2: 168,597 km (0.116 R)
• M3: 384,467 km (0.119 R)
• M4: 688,449 km (0.098 R)
• M5: 1,069,625 km (0.114 R)
• M6: 1,228,647 km (0.069 R)
• M7: 1,695,991 km (0.032 R)
• M8: 3,284,720 km (0.095 R)
• M9: 3,506,873 km (0.099 R)
• M10: 3,768,670 km (0.088 R)
• M11: 3,981,248 km (0.082 R)
• M12: 4,364,069 km (0.076 R)
• M13: 4,912,046 km (0.082 R)
• M14: 6,352,674 km (0.079 R)
• M15: 6,830,040 km (0.039 R)
• M16: 8,456,468 km (0.084 R)
• M17: 13,194,532 km (0.104 R)
• M18: 24,901,463 km (0.043 R)
• M19: 25,219,658 km (0.038 R)
• M20: 26,630,067 km (0.098 R)
• M21: 30,687,011 km (0.085 R)
• M22: 31,175,299 km (0.103 R)
• M23: 34,739,618 km (0.103 R)
• M24: 43,272,231 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.6

Radius: 6.8

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 17.23 AU - 18.29 AU

Year: 28657 Days

Day: 24 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,432,831 km

• M1: 84,523 km (0.064 R)
• M2: 368,759 km (0.072 R)
• M3: 1,274,574 km (0.064 R)
• M4: 1,730,997 km (0.1 R)
• M5: 2,140,895 km (0.026 R)
• M6: 2,448,917 km (0.107 R)
• M7: 2,711,461 km (0.074 R)
• M8: 5,224,855 km (0.094 R)
• M9: 5,702,671 km (0.089 R)
• M10: 6,384,688 km (0.084 R)
• M11: 7,656,868 km (0.091 R)
• M12: 8,757,011 km (0.066 R)
• M13: 10,018,719 km (0.091 R)
• M14: 13,112,104 km (0.053 R)
• M15: 14,448,462 km (0.116 R)
• M16: 14,679,740 km (0.067 R)
• M17: 16,788,771 km (0.073 R)
• M18: 17,130,303 km (0.075 R)
• M19: 23,989,365 km (0.089 R)
• M20: 27,016,179 km (0.03 R)
• M21: 43,729,851 km (0.082 R)
• M22: 51,018,409 km (0.113 R)
• M23: 69,464,574 km (0.093 R)
• M24: 69,683,885 km (0.114 R)
• M25: 78,840,771 km (0.091 R)
• M26: 79,079,379 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.3

Radius: 6.9

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 15.08 AU - 20.96 AU

Year: 29289 Days

Day: 19.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,432,831 km

• M1: 85,869 km (0.103 R)
• M2: 681,568 km (0.096 R)
• M3: 2,999,587 km (0.086 R)
• M4: 3,680,407 km (0.066 R)
• M5: 5,870,071 km (0.03 R)
• M6: 8,269,022 km (0.067 R)
• M7: 13,970,496 km (0.096 R)
• M8: 16,587,412 km (0.07 R)
• M9: 17,181,764 km (0.116 R)
• M10: 21,846,974 km (0.089 R)
• M11: 28,842,918 km (0.107 R)
• M12: 32,381,058 km (0.092 R)
• M13: 35,775,583 km (0.08 R)
• M14: 49,953,272 km (0.034 R)
• M15: 58,463,745 km (0.096 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: 397 - 16,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit