🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.62 AU - 0.88 AU

Year: 245 Days

Day: 44.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.79 AU - 1.29 AU

Year: 400 Days

Day: 41.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2 AU - 3.3 AU

Year: 1625 Days

Day: 33.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,154,077 km

• M1: 37,549 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.15 AU - 3.27 AU

Year: 1681 Days

Day: 40.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.7

Radius: 14.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.51 AU - 4.61 AU

Year: 3668 Days

Day: 8.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,154,077 km

• M1: 184,005 km (0.104 R)
• M2: 751,879 km (0.095 R)
• M3: 1,290,730 km (0.061 R)
• M4: 2,016,579 km (0.091 R)
• M5: 2,839,667 km (0.071 R)
• M6: 4,819,894 km (0.084 R)
• M7: 5,668,563 km (0.073 R)
• M8: 6,383,042 km (0.101 R)
• M9: 7,250,261 km (0.083 R)
• M10: 8,026,375 km (0.109 R)
• M11: 10,813,682 km (0.059 R)
• M12: 11,611,637 km (0.068 R)
• M13: 14,491,396 km (0.1 R)
• M14: 16,258,297 km (0.089 R)
• M15: 17,082,132 km (0.116 R)
• M16: 18,107,027 km (0.113 R)
• M17: 19,598,219 km (0.028 R)
• M18: 20,468,280 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.5

Radius: 13.1

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.9 AU - 11.04 AU

Year: 10979 Days

Day: 13.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 92,154,077 km

• M1: 162,912 km (0.107 R)
• M2: 617,989 km (0.1 R)
• M3: 1,516,474 km (0.075 R)
• M4: 2,128,628 km (0.039 R)
• M5: 2,967,274 km (0.111 R)
• M6: 3,427,437 km (0.108 R)
• M7: 4,406,256 km (0.1 R)
• M8: 5,665,720 km (0.032 R)
• M9: 8,746,688 km (0.074 R)
• M10: 9,652,055 km (0.102 R)
• M11: 10,777,479 km (0.079 R)
• M12: 12,160,362 km (0.071 R)
• M13: 13,783,349 km (0.051 R)
• M14: 15,142,296 km (0.097 R)
• M15: 16,447,089 km (0.06 R)
• M16: 18,125,278 km (0.066 R)
• M17: 25,607,416 km (0.036 R)
• M18: 26,375,451 km (0.038 R)
• M19: 30,985,459 km (0.089 R)
• M20: 31,528,649 km (0.111 R)
• M21: 33,995,069 km (0.078 R)
• M22: 36,708,176 km (0.056 R)
• M23: 41,109,345 km (0.076 R)
• M24: 43,639,943 km (0.091 R)
• M25: 44,048,794 km (0.096 R)
• M26: 46,131,645 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 13.7

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 8.14 AU - 12.92 AU

Year: 12873 Days

Day: 11.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,154,077 km

• M1: 170,990 km (0.035 R)
• M2: 862,731 km (0.119 R)
• M3: 1,716,336 km (0.053 R)
• M4: 2,653,717 km (0.061 R)
• M5: 3,226,377 km (0.114 R)
• M6: 3,937,266 km (0.119 R)
• M7: 5,146,616 km (0.083 R)
• M8: 5,636,997 km (0.104 R)
• M9: 7,255,796 km (0.096 R)
• M10: 9,216,725 km (0.1 R)
• M11: 12,352,147 km (0.119 R)
• M12: 13,365,074 km (0.061 R)
• M13: 14,025,848 km (0.103 R)
• M14: 15,773,300 km (0.069 R)
• M15: 19,528,656 km (0.064 R)
• M16: 21,793,567 km (0.097 R)
• M17: 22,616,954 km (0.075 R)
• M18: 24,815,444 km (0.117 R)
• M19: 39,038,163 km (0.09 R)
• M20: 49,157,561 km (0.11 R)
• M21: 51,211,689 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.5

Radius: 3.3

Gravity: 84.25 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 13.67 AU - 17.37 AU

Year: 23034 Days

Day: 20.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 92,154,077 km

• M1: 46,076 km (0.111 R)
• M2: 208,240 km (0.096 R)
• M3: 534,663 km (0.116 R)
• M4: 777,909 km (0.096 R)
• M5: 906,413 km (0.057 R)
• M6: 1,221,317 km (0.093 R)
• M7: 1,660,088 km (0.069 R)
• M8: 3,442,397 km (0.053 R)
• M9: 3,597,978 km (0.108 R)
• M10: 3,790,810 km (0.111 R)
• M11: 5,505,052 km (0.065 R)
• M12: 5,980,624 km (0.106 R)
• M13: 6,297,173 km (0.088 R)
• M14: 7,415,866 km (0.11 R)
• M15: 10,355,913 km (0.081 R)
• M16: 11,693,916 km (0.107 R)
• M17: 13,218,318 km (0.087 R)
• M18: 15,703,139 km (0.046 R)
• M19: 16,654,731 km (0.102 R)
• M20: 20,337,980 km (0.095 R)
• M21: 21,258,905 km (0.064 R)
• M22: 23,738,041 km (0.07 R)
• M23: 25,337,541 km (0.062 R)
• M24: 29,004,334 km (0.109 R)
• M25: 30,038,654 km (0.109 R)
• M26: 31,907,431 km (0.028 R)
• M27: 32,317,628 km (0.092 R)
• M28: 33,710,683 km (0.108 R)
• M29: 33,994,022 km (0.066 R)
• M30: 34,565,486 km (0.088 R)
• M31: 34,998,272 km (0.099 R)
• M32: 42,587,073 km (0.049 R)
• M33: 45,284,173 km (0.065 R)
• M34: 45,975,764 km (0.099 R)
• M35: 48,993,751 km (0.057 R)
• M36: 50,273,860 km (0.113 R)
• M37: 51,388,664 km (0.107 R)
• M38: 57,412,372 km (0.088 R)
• M39: 61,117,013 km (0.104 R)
• M40: 76,304,788 km (0.101 R)
• M41: 80,775,071 km (0.112 R)
• M42: 86,471,908 km (0.084 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 12,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit