🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.18 AU - 1.36 AU

Year: 503 Days

Day: 15.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.3 AU - 3.64 AU

Year: 2272 Days

Day: 35.3 Hours

Environment

Temp: -106 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.73 AU - 4.25 AU

Year: 2801 Days

Day: 39 Hours

Environment

Temp: -109 °C

Axial Tilt: 128.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.44 AU - 4.56 AU

Year: 2812 Days

Day: 27.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.14 AU - 4.24 AU

Year: 3014 Days

Day: 37.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.2

Radius: 5.4

Gravity: 22.67 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 12.58 AU - 16.18 AU

Year: 19165 Days

Day: 24 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,427,682 km

• M1: 67,169 km (0.073 R)
• M2: 263,292 km (0.11 R)
• M3: 529,576 km (0.1 R)
• M4: 1,026,989 km (0.087 R)
• M5: 1,395,599 km (0.075 R)
• M6: 1,619,247 km (0.054 R)
• M7: 3,065,709 km (0.03 R)
• M8: 3,502,535 km (0.066 R)
• M9: 5,477,227 km (0.086 R)
• M10: 6,036,573 km (0.089 R)
• M11: 6,287,599 km (0.115 R)
• M12: 6,589,188 km (0.09 R)
• M13: 8,244,339 km (0.099 R)
• M14: 9,249,936 km (0.048 R)
• M15: 9,471,640 km (0.088 R)
• M16: 11,693,916 km (0.061 R)
• M17: 14,611,673 km (0.101 R)
• M18: 18,941,783 km (0.115 R)
• M19: 20,306,714 km (0.086 R)
• M20: 22,029,782 km (0.105 R)
• M21: 25,006,780 km (0.119 R)
• M22: 27,209,459 km (0.096 R)
• M23: 32,122,552 km (0.033 R)
• M24: 34,189,995 km (0.103 R)
• M25: 41,369,646 km (0.09 R)
• M26: 44,754,297 km (0.116 R)
• M27: 48,819,320 km (0.1 R)
• M28: 49,154,719 km (0.108 R)
• M29: 49,830,303 km (0.11 R)
• M30: 51,893,856 km (0.088 R)
• M31: 52,946,726 km (0.12 R)
• M32: 57,861,464 km (0.086 R)
• M33: 58,614,391 km (0.034 R)
• M34: 65,077,767 km (0.112 R)
• M35: 67,749,136 km (0.074 R)
• M36: 70,279,135 km (0.101 R)
• M37: 72,871,217 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.5

Radius: 7.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 11.7 AU - 18.26 AU

Year: 20377 Days

Day: 15.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,427,682 km

• M1: 93,349 km (0.081 R)
• M2: 422,165 km (0.112 R)
• M3: 709,991 km (0.113 R)
• M4: 1,768,845 km (0.105 R)
• M5: 2,776,387 km (0.117 R)
• M6: 5,068,825 km (0.108 R)
• M7: 5,368,619 km (0.119 R)
• M8: 5,751,290 km (0.047 R)
• M9: 7,049,650 km (0.113 R)
• M10: 8,394,385 km (0.067 R)
• M11: 15,704,784 km (0.11 R)
• M12: 16,487,630 km (0.111 R)
• M13: 17,596,749 km (0.09 R)
• M14: 20,376,726 km (0.103 R)
• M15: 21,827,227 km (0.101 R)
• M16: 24,552,451 km (0.093 R)
• M17: 25,123,466 km (0.095 R)
• M18: 28,215,804 km (0.111 R)
• M19: 30,777,518 km (0.063 R)
• M20: 36,604,355 km (0.114 R)
• M21: 42,577,648 km (0.079 R)
• M22: 43,125,775 km (0.06 R)
• M23: 46,081,380 km (0.106 R)
• M24: 49,169,080 km (0.071 R)
• M25: 49,621,165 km (0.099 R)
• M26: 50,686,900 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.4

Radius: 5.4

Gravity: 8.28 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.15 AU - 21.77 AU

Year: 25642 Days

Day: 20.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,427,682 km

• M1: 182,210 km (0.115 R)
• M2: 696,827 km (0.099 R)
• M3: 879,037 km (0.117 R)
• M4: 1,155,344 km (0.102 R)
• M5: 2,974,305 km (0.117 R)
• M6: 4,628,558 km (0.069 R)
• M7: 5,538,412 km (0.114 R)
• M8: 5,996,182 km (0.096 R)
• M9: 9,824,092 km (0.1 R)
• M10: 10,437,144 km (0.104 R)
• M11: 11,434,364 km (0.11 R)
• M12: 12,112,640 km (0.087 R)
• M13: 12,365,760 km (0.094 R)
• M14: 13,080,090 km (0.104 R)
• M15: 14,949,614 km (0.106 R)
• M16: 16,676,722 km (0.088 R)
• M17: 18,035,818 km (0.082 R)
• M18: 26,160,928 km (0.11 R)
• M19: 31,783,264 km (0.11 R)
• M20: 36,954,564 km (0.094 R)
• M21: 41,075,087 km (0.066 R)
• M22: 44,734,401 km (0.084 R)
• M23: 45,339,375 km (0.104 R)
• M24: 48,605,246 km (0.065 R)
• M25: 49,244,477 km (0.087 R)
• M26: 51,361,138 km (0.108 R)
• M27: 58,612,895 km (0.094 R)
• M28: 63,048,322 km (0.098 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 15,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit