🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.16 AU - 1.76 AU

Year: 626 Days

Day: 27.3 Hours

Environment

Temp: -15 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.49 AU - 4.09 AU

Year: 2117 Days

Day: 38.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.76 AU - 4.38 AU

Year: 2913 Days

Day: 46.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,545,992 km

• M1: 48,320 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.9

Radius: 14.8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.7 AU - 7.76 AU

Year: 6194 Days

Day: 11.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 91,545,992 km

• M1: 184,005 km (0.06 R)
• M2: 809,773 km (0.093 R)
• M3: 2,110,976 km (0.083 R)
• M4: 2,822,912 km (0.119 R)
• M5: 3,354,732 km (0.03 R)
• M6: 4,228,085 km (0.052 R)
• M7: 4,986,247 km (0.072 R)
• M8: 6,125,734 km (0.088 R)
• M9: 7,470,469 km (0.075 R)
• M10: 8,498,655 km (0.035 R)
• M11: 12,312,503 km (0.114 R)
• M12: 13,238,065 km (0.095 R)
• M13: 13,861,290 km (0.053 R)
• M14: 14,863,147 km (0.104 R)
• M15: 15,599,019 km (0.106 R)
• M16: 16,683,005 km (0.093 R)
• M17: 22,950,857 km (0.079 R)
• M18: 24,017,789 km (0.11 R)
• M19: 25,636,587 km (0.072 R)
• M20: 26,606,280 km (0.115 R)
• M21: 27,692,062 km (0.072 R)
• M22: 30,633,605 km (0.117 R)
• M23: 33,256,504 km (0.045 R)
• M24: 33,777,703 km (0.092 R)
• M25: 36,686,335 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.1

Radius: 10.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.79 AU - 9.03 AU

Year: 7156 Days

Day: 11.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,545,992 km

• M1: 132,095 km (0.06 R)
• M2: 479,162 km (0.114 R)
• M3: 932,144 km (0.095 R)
• M4: 1,276,818 km (0.115 R)
• M5: 1,708,408 km (0.117 R)
• M6: 2,157,052 km (0.061 R)
• M7: 3,149,035 km (0.111 R)
• M8: 3,488,772 km (0.042 R)
• M9: 4,267,878 km (0.102 R)
• M10: 5,016,615 km (0.075 R)
• M11: 6,040,912 km (0.035 R)
• M12: 6,400,694 km (0.119 R)
• M13: 8,180,610 km (0.028 R)
• M14: 9,334,758 km (0.083 R)
• M15: 10,315,222 km (0.115 R)
• M16: 11,861,914 km (0.076 R)
• M17: 13,228,341 km (0.107 R)
• M18: 16,021,932 km (0.105 R)
• M19: 16,713,673 km (0.054 R)
• M20: 18,427,765 km (0.117 R)
• M21: 21,064,876 km (0.085 R)
• M22: 27,429,667 km (0.092 R)
• M23: 28,419,407 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.8

Radius: 13.2

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 12.11 AU - 12.19 AU

Year: 15025 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,545,992 km

• M1: 165,306 km (0.054 R)
• M2: 794,215 km (0.102 R)
• M3: 1,286,691 km (0.114 R)
• M4: 2,077,615 km (0.088 R)
• M5: 2,497,686 km (0.087 R)
• M6: 2,927,182 km (0.095 R)
• M7: 4,460,261 km (0.058 R)
• M8: 6,685,230 km (0.071 R)
• M9: 16,857,735 km (0.107 R)
• M10: 17,991,837 km (0.089 R)
• M11: 21,794,016 km (0.084 R)
• M12: 22,460,026 km (0.092 R)
• M13: 23,533,989 km (0.071 R)
• M14: 28,624,356 km (0.1 R)
• M15: 32,153,519 km (0.1 R)
• M16: 41,207,631 km (0.111 R)
• M17: 42,373,298 km (0.069 R)
• M18: 43,861,049 km (0.11 R)
• M19: 56,504,761 km (0.057 R)
• M20: 64,719,480 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.7

Radius: 4.2

Gravity: 34.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 14.26 AU - 22.6 AU

Year: 28069 Days

Day: 16.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,545,992 km

• M1: 53,706 km (0.104 R)
• M2: 360,980 km (0.083 R)
• M3: 594,801 km (0.092 R)
• M4: 741,108 km (0.058 R)
• M5: 1,397,693 km (0.058 R)
• M6: 1,934,300 km (0.112 R)
• M7: 2,994,501 km (0.041 R)
• M8: 3,461,246 km (0.109 R)
• M9: 4,145,507 km (0.066 R)
• M10: 4,915,786 km (0.071 R)
• M11: 10,361,597 km (0.11 R)
• M12: 17,175,182 km (0.073 R)
• M13: 21,438,422 km (0.103 R)
• M14: 23,812,690 km (0.077 R)
• M15: 28,947,936 km (0.104 R)
• M16: 29,718,365 km (0.098 R)
• M17: 39,271,984 km (0.083 R)
• M18: 39,742,021 km (0.096 R)
• M19: 39,899,547 km (0.105 R)
• M20: 53,127,141 km (0.092 R)
• M21: 63,256,712 km (0.068 R)
• M22: 72,700,376 km (0.034 R)
• M23: 74,839,327 km (0.095 R)
• M24: 80,495,173 km (0.061 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 12,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit