🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.71 AU - 1.09 AU

Year: 312 Days

Day: 23 Hours

Environment

Temp: 113 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 103,048,509 km

• M1: 21,991 km (0.084 R)
• M2: 31,565 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.18 AU - 1.42 AU

Year: 541 Days

Day: 12.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 103,048,509 km

• M1: 989,440 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.22 AU - 1.4 AU

Year: 548 Days

Day: 34.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.43 AU - 5.59 AU

Year: 3498 Days

Day: 37.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.6

Radius: 13

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 9.3 AU - 13.44 AU

Year: 14003 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 103,048,509 km

• M1: 161,715 km (0.092 R)
• M2: 1,154,148 km (0.111 R)
• M3: 1,973,794 km (0.084 R)
• M4: 3,637,023 km (0.115 R)
• M5: 4,142,814 km (0.076 R)
• M6: 5,101,886 km (0.109 R)
• M7: 5,668,712 km (0.052 R)
• M8: 11,494,801 km (0.088 R)
• M9: 15,057,474 km (0.109 R)
• M10: 16,726,538 km (0.066 R)
• M11: 18,593,071 km (0.108 R)
• M12: 19,697,103 km (0.063 R)
• M13: 25,978,867 km (0.098 R)
• M14: 27,158,147 km (0.099 R)
• M15: 28,475,655 km (0.065 R)
• M16: 28,889,593 km (0.108 R)
• M17: 31,347,635 km (0.04 R)
• M18: 33,023,880 km (0.107 R)
• M19: 39,811,883 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422

Radius: 3.7

Gravity: 30.83 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.74 AU - 16.52 AU

Year: 18380 Days

Day: 16.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 103,048,509 km

• M1: 46,076 km (0.049 R)
• M2: 252,372 km (0.115 R)
• M3: 420,819 km (0.087 R)
• M4: 542,591 km (0.042 R)
• M5: 1,072,018 km (0.058 R)
• M6: 1,303,895 km (0.095 R)
• M7: 1,764,058 km (0.042 R)
• M8: 3,645,551 km (0.09 R)
• M9: 4,229,880 km (0.093 R)
• M10: 4,773,518 km (0.097 R)
• M11: 5,806,193 km (0.104 R)
• M12: 6,115,411 km (0.102 R)
• M13: 7,022,423 km (0.073 R)
• M14: 8,157,721 km (0.089 R)
• M15: 8,301,784 km (0.059 R)
• M16: 8,447,493 km (0.078 R)
• M17: 8,996,218 km (0.081 R)
• M18: 9,999,570 km (0.061 R)
• M19: 10,220,078 km (0.094 R)
• M20: 11,610,889 km (0.076 R)
• M21: 12,351,399 km (0.064 R)
• M22: 12,992,276 km (0.111 R)
• M23: 14,761,570 km (0.116 R)
• M24: 16,531,462 km (0.097 R)
• M25: 16,839,634 km (0.094 R)
• M26: 20,309,856 km (0.113 R)
• M27: 21,382,472 km (0.075 R)
• M28: 21,748,239 km (0.106 R)
• M29: 24,030,804 km (0.079 R)
• M30: 25,741,006 km (0.087 R)
• M31: 28,072,340 km (0.074 R)
• M32: 28,621,214 km (0.11 R)
• M33: 31,121,144 km (0.076 R)
• M34: 31,590,732 km (0.081 R)
• M35: 33,027,919 km (0.034 R)
• M36: 34,134,195 km (0.095 R)
• M37: 34,759,215 km (0.112 R)
• M38: 35,264,706 km (0.108 R)
• M39: 37,866,063 km (0.07 R)
• M40: 38,535,813 km (0.112 R)
• M41: 48,601,356 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.4

Radius: 5.2

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 14.41 AU - 16.71 AU

Year: 22418 Days

Day: 17.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,048,509 km

• M1: 126,261 km (0.048 R)
• M2: 325,076 km (0.079 R)
• M3: 1,258,567 km (0.117 R)
• M4: 2,302,760 km (0.112 R)
• M5: 3,193,017 km (0.105 R)
• M6: 3,826,414 km (0.064 R)
• M7: 8,000,943 km (0.08 R)
• M8: 8,937,126 km (0.117 R)
• M9: 13,707,802 km (0.097 R)
• M10: 14,364,986 km (0.111 R)
• M11: 16,729,679 km (0.104 R)
• M12: 23,792,943 km (0.053 R)
• M13: 29,465,993 km (0.082 R)
• M14: 38,150,748 km (0.089 R)
• M15: 39,686,670 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.5

Radius: 7.4

Gravity: 16.77 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 17.5 AU - 17.92 AU

Year: 27222 Days

Day: 23.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 103,048,509 km

• M1: 155,283 km (0.05 R)
• M2: 460,761 km (0.049 R)
• M3: 702,512 km (0.085 R)
• M4: 978,968 km (0.077 R)
• M5: 2,051,735 km (0.117 R)
• M6: 2,735,098 km (0.067 R)
• M7: 3,070,945 km (0.084 R)
• M8: 4,246,635 km (0.093 R)
• M9: 6,437,196 km (0.077 R)
• M10: 8,164,154 km (0.078 R)
• M11: 8,743,248 km (0.093 R)
• M12: 9,287,485 km (0.027 R)
• M13: 9,918,638 km (0.085 R)
• M14: 10,310,734 km (0.052 R)
• M15: 12,428,591 km (0.087 R)
• M16: 15,333,333 km (0.113 R)
• M17: 16,850,405 km (0.111 R)
• M18: 17,788,084 km (0.117 R)
• M19: 28,106,298 km (0.119 R)
• M20: 33,474,917 km (0.108 R)
• M21: 36,014,939 km (0.116 R)
• M22: 38,201,013 km (0.07 R)
• M23: 50,277,451 km (0.067 R)
• M24: 55,213,582 km (0.091 R)
• M25: 56,032,182 km (0.082 R)
• M26: 57,693,765 km (0.084 R)
• M27: 63,320,141 km (0.062 R)
• M28: 65,122,347 km (0.097 R)
• M29: 65,806,757 km (0.097 R)
• M30: 72,185,012 km (0.119 R)
• M31: 75,397,776 km (0.091 R)
• M32: 78,704,637 km (0.115 R)
• M33: 81,577,215 km (0.108 R)
• M34: 83,709,733 km (0.11 R)
• M35: 86,702,288 km (0.104 R)
• M36: 91,181,398 km (0.088 R)
• M37: 97,886,524 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 13,280 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit