🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.78 AU - 1.04 AU

Year: 315 Days

Day: 25.3 Hours

Environment

Temp: 145 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.31 AU - 1.65 AU

Year: 654 Days

Day: 35.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,202,525 km

• M1: 29,022 km (0.091 R)
• M2: 49,816 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.77 AU - 1.91 AU

Year: 907 Days

Day: 31 Hours

Environment

Temp: -56 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,202,525 km

• M1: 30,069 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.26 AU - 2.86 AU

Year: 1489 Days

Day: 31.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,202,525 km

• M1: 359,035 km (0.087 R)

Asteroid Belt

Center: 8.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.1

Radius: 5.7

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.94 AU - 16.64 AU

Year: 21729 Days

Day: 22.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,202,525 km

• M1: 70,909 km (0.12 R)
• M2: 376,837 km (0.107 R)
• M3: 722,259 km (0.107 R)
• M4: 1,520,962 km (0.113 R)
• M5: 2,396,707 km (0.102 R)
• M6: 4,118,579 km (0.111 R)
• M7: 5,774,927 km (0.119 R)
• M8: 6,297,771 km (0.111 R)
• M9: 6,892,273 km (0.118 R)
• M10: 7,098,569 km (0.099 R)
• M11: 7,351,539 km (0.094 R)
• M12: 8,010,368 km (0.06 R)
• M13: 8,660,071 km (0.072 R)
• M14: 20,402,158 km (0.075 R)
• M15: 20,742,493 km (0.055 R)
• M16: 22,320,601 km (0.106 R)
• M17: 22,500,866 km (0.109 R)
• M18: 25,223,398 km (0.056 R)
• M19: 26,411,504 km (0.09 R)
• M20: 34,333,609 km (0.05 R)
• M21: 35,178,986 km (0.103 R)
• M22: 38,311,865 km (0.037 R)
• M23: 40,813,740 km (0.118 R)
• M24: 42,173,136 km (0.113 R)
• M25: 43,703,223 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.3

Radius: 3.3

Gravity: 50.35 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 15.32 AU - 16.18 AU

Year: 22717 Days

Day: 17 Hours

Environment

Temp: -184 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,202,525 km

• M1: 52,509 km (0.119 R)
• M2: 1,271,133 km (0.077 R)
• M3: 1,639,593 km (0.101 R)
• M4: 1,801,757 km (0.092 R)
• M5: 1,994,439 km (0.109 R)
• M6: 2,158,248 km (0.117 R)
• M7: 2,956,802 km (0.111 R)
• M8: 4,127,106 km (0.085 R)
• M9: 4,292,262 km (0.085 R)
• M10: 5,455,984 km (0.083 R)
• M11: 12,415,875 km (0.095 R)
• M12: 17,062,984 km (0.037 R)
• M13: 19,353,327 km (0.114 R)
• M14: 20,286,070 km (0.111 R)
• M15: 22,850,925 km (0.053 R)
• M16: 25,734,574 km (0.111 R)
• M17: 30,687,310 km (0.104 R)
• M18: 35,683,431 km (0.065 R)
• M19: 36,378,761 km (0.041 R)
• M20: 37,082,919 km (0.097 R)
• M21: 38,810,026 km (0.093 R)
• M22: 39,397,347 km (0.065 R)
• M23: 41,195,065 km (0.071 R)
• M24: 42,734,427 km (0.117 R)
• M25: 44,152,166 km (0.108 R)
• M26: 52,245,860 km (0.097 R)
• M27: 70,413,474 km (0.085 R)
• M28: 70,849,103 km (0.098 R)
• M29: 71,067,665 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.7

Radius: 6.2

Gravity: 11.65 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 16.89 AU - 17.27 AU

Year: 25654 Days

Day: 21.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,202,525 km

• M1: 77,043 km (0.099 R)
• M2: 546,631 km (0.114 R)
• M3: 1,049,579 km (0.057 R)
• M4: 1,526,347 km (0.089 R)
• M5: 1,786,647 km (0.112 R)
• M6: 2,200,884 km (0.104 R)
• M7: 2,677,203 km (0.037 R)
• M8: 2,978,793 km (0.101 R)
• M9: 3,330,946 km (0.101 R)
• M10: 3,590,798 km (0.114 R)
• M11: 4,696,625 km (0.082 R)
• M12: 5,023,945 km (0.093 R)
• M13: 5,846,883 km (0.07 R)
• M14: 6,531,742 km (0.074 R)
• M15: 7,907,295 km (0.092 R)
• M16: 14,272,834 km (0.102 R)
• M17: 15,828,652 km (0.088 R)
• M18: 16,898,575 km (0.12 R)
• M19: 17,494,274 km (0.116 R)
• M20: 22,670,660 km (0.08 R)
• M21: 26,333,713 km (0.062 R)
• M22: 27,715,250 km (0.104 R)
• M23: 29,877,388 km (0.113 R)
• M24: 31,379,649 km (0.093 R)
• M25: 32,020,227 km (0.069 R)
• M26: 35,354,315 km (0.102 R)
• M27: 39,651,963 km (0.063 R)
• M28: 43,965,617 km (0.111 R)
• M29: 45,742,391 km (0.076 R)
• M30: 57,992,662 km (0.042 R)
• M31: 63,123,121 km (0.075 R)
• M32: 72,258,315 km (0.085 R)
• M33: 75,641,171 km (0.116 R)
• M34: 77,023,456 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.6

Radius: 5.6

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 18.79 AU - 20.97 AU

Year: 32215 Days

Day: 17.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,202,525 km

• M1: 94,396 km (0.115 R)
• M2: 354,098 km (0.111 R)
• M3: 580,141 km (0.063 R)
• M4: 2,197,892 km (0.102 R)
• M5: 2,709,367 km (0.045 R)
• M6: 3,783,031 km (0.097 R)
• M7: 5,413,797 km (0.116 R)
• M8: 14,959,637 km (0.1 R)
• M9: 19,515,641 km (0.107 R)
• M10: 20,619,673 km (0.087 R)
• M11: 20,996,660 km (0.096 R)
• M12: 21,474,475 km (0.111 R)
• M13: 24,284,821 km (0.119 R)
• M14: 32,744,730 km (0.112 R)
• M15: 34,432,344 km (0.072 R)
• M16: 37,838,837 km (0.062 R)
• M17: 39,696,094 km (0.116 R)
• M18: 45,313,045 km (0.082 R)
• M19: 58,842,078 km (0.097 R)
• M20: 62,110,044 km (0.089 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 19,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit