🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.73 AU - 1.01 AU

Year: 309 Days

Day: 14.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 90,713,388 km

• M1: 61,335 km (0.086 R)
• M2: 157,227 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.2 AU - 1.48 AU

Year: 591 Days

Day: 28.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.43 AU - 1.47 AU

Year: 665 Days

Day: 24.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,713,388 km

• M1: 29,321 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.4 AU - 3.56 AU

Year: 1959 Days

Day: 33.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.6

Radius: 11

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.13 AU - 8.63 AU

Year: 7635 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,713,388 km

• M1: 139,126 km (0.1 R)
• M2: 1,432,998 km (0.071 R)
• M3: 1,949,859 km (0.042 R)
• M4: 2,570,839 km (0.091 R)
• M5: 3,055,088 km (0.102 R)
• M6: 3,757,151 km (0.096 R)
• M7: 5,277,065 km (0.117 R)
• M8: 5,691,301 km (0.063 R)
• M9: 7,868,998 km (0.089 R)
• M10: 13,302,841 km (0.116 R)
• M11: 13,794,569 km (0.071 R)
• M12: 16,066,512 km (0.088 R)
• M13: 19,261,175 km (0.113 R)
• M14: 23,247,060 km (0.112 R)
• M15: 26,618,099 km (0.091 R)
• M16: 33,303,478 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.3

Radius: 13.3

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.36 AU - 9.48 AU

Year: 9304 Days

Day: 7.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,713,388 km

• M1: 165,455 km (0.12 R)
• M2: 1,001,408 km (0.095 R)
• M3: 1,506,151 km (0.077 R)
• M4: 2,216,891 km (0.104 R)
• M5: 2,986,871 km (0.077 R)
• M6: 3,981,847 km (0.026 R)
• M7: 5,251,633 km (0.101 R)
• M8: 7,169,029 km (0.116 R)
• M9: 8,088,757 km (0.12 R)
• M10: 9,371,409 km (0.072 R)
• M11: 9,860,893 km (0.071 R)
• M12: 11,214,455 km (0.111 R)
• M13: 14,937,497 km (0.074 R)
• M14: 17,149,900 km (0.103 R)
• M15: 25,843,780 km (0.111 R)
• M16: 30,377,493 km (0.113 R)
• M17: 32,330,793 km (0.066 R)
• M18: 34,597,799 km (0.114 R)
• M19: 36,606,449 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.2

Radius: 6.5

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 14.68 AU - 21.94 AU

Year: 29835 Days

Day: 21.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,713,388 km

• M1: 83,027 km (0.119 R)
• M2: 823,536 km (0.062 R)
• M3: 1,906,625 km (0.067 R)
• M4: 2,531,346 km (0.107 R)
• M5: 7,543,622 km (0.094 R)
• M6: 9,714,736 km (0.083 R)
• M7: 10,620,252 km (0.09 R)
• M8: 16,397,423 km (0.096 R)
• M9: 18,166,118 km (0.091 R)
• M10: 19,169,322 km (0.1 R)
• M11: 21,679,275 km (0.099 R)
• M12: 25,267,529 km (0.048 R)
• M13: 25,886,864 km (0.117 R)
• M14: 26,155,393 km (0.106 R)
• M15: 29,817,100 km (0.053 R)
• M16: 32,335,729 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.2

Radius: 5.5

Gravity: 16.5 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.55 AU - 22.61 AU

Year: 30498 Days

Day: 24 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 90,713,388 km

• M1: 73,752 km (0.095 R)
• M2: 344,673 km (0.108 R)
• M3: 605,871 km (0.059 R)
• M4: 1,892,563 km (0.106 R)
• M5: 2,079,560 km (0.092 R)
• M6: 2,395,511 km (0.045 R)
• M7: 2,614,971 km (0.113 R)
• M8: 3,599,774 km (0.066 R)
• M9: 5,697,435 km (0.101 R)
• M10: 12,092,594 km (0.089 R)
• M11: 12,594,495 km (0.114 R)
• M12: 14,581,005 km (0.079 R)
• M13: 14,985,518 km (0.086 R)
• M14: 15,564,462 km (0.095 R)
• M15: 18,590,527 km (0.102 R)
• M16: 19,355,421 km (0.12 R)
• M17: 27,331,082 km (0.116 R)
• M18: 31,159,591 km (0.061 R)
• M19: 33,062,625 km (0.119 R)
• M20: 33,340,728 km (0.112 R)
• M21: 38,309,322 km (0.068 R)
• M22: 41,612,293 km (0.115 R)
• M23: 45,958,411 km (0.097 R)
• M24: 46,304,879 km (0.076 R)
• M25: 48,598,514 km (0.084 R)
• M26: 53,986,132 km (0.105 R)
• M27: 55,148,357 km (0.108 R)
• M28: 55,539,556 km (0.058 R)
• M29: 58,329,107 km (0.107 R)
• M30: 65,053,382 km (0.118 R)
• M31: 70,193,266 km (0.117 R)
• M32: 75,116,681 km (0.116 R)
• M33: 81,271,886 km (0.093 R)
• M34: 84,601,635 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 13,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit