🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.8

Radius: 8

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.81 AU - 1.25 AU

Year: 665 Days

Day: 14.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,361,859 km

• M1: 99,483 km (0.094 R)
• M2: 368,011 km (0.04 R)
• M3: 714,330 km (0.117 R)
• M4: 1,098,497 km (0.102 R)
• M5: 1,471,445 km (0.036 R)
• M6: 1,972,298 km (0.075 R)
• M7: 2,411,218 km (0.066 R)
• M8: 3,538,588 km (0.078 R)
• M9: 3,963,296 km (0.095 R)
• M10: 5,281,403 km (0.119 R)
• M11: 5,798,563 km (0.079 R)
• M12: 7,151,377 km (0.065 R)
• M13: 7,761,287 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.8

Radius: 12.6

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.04 AU - 1.32 AU

Year: 815 Days

Day: 6.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,361,859 km

• M1: 156,928 km (0.073 R)
• M2: 581,637 km (0.069 R)
• M3: 1,070,822 km (0.03 R)
• M4: 1,486,404 km (0.112 R)
• M5: 2,069,088 km (0.074 R)
• M6: 2,765,466 km (0.098 R)
• M7: 3,241,786 km (0.106 R)
• M8: 3,891,938 km (0.118 R)
• M9: 4,729,836 km (0.106 R)
• M10: 5,173,842 km (0.083 R)
• M11: 5,862,292 km (0.088 R)
• M12: 6,676,254 km (0.077 R)
• M13: 8,049,263 km (0.093 R)
• M14: 8,477,861 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.1

Radius: 10.3

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.22 AU - 1.22 AU

Year: 857 Days

Day: 6.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,361,859 km

• M1: 128,205 km (0.118 R)
• M2: 520,750 km (0.091 R)
• M3: 920,326 km (0.109 R)
• M4: 2,143,438 km (0.091 R)
• M5: 2,493,348 km (0.099 R)
• M6: 3,434,318 km (0.104 R)
• M7: 4,394,886 km (0.1 R)
• M8: 5,622,935 km (0.039 R)
• M9: 6,024,306 km (0.086 R)
• M10: 8,148,746 km (0.054 R)
• M11: 9,145,815 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.4

Radius: 12.7

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.78 AU - 2.34 AU

Year: 1880 Days

Day: 13.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,361,859 km

• M1: 158,424 km (0.119 R)
• M2: 639,980 km (0.119 R)
• M3: 1,173,446 km (0.077 R)
• M4: 1,634,955 km (0.094 R)
• M5: 2,372,024 km (0.091 R)
• M6: 2,893,073 km (0.054 R)
• M7: 3,304,318 km (0.085 R)
• M8: 5,131,656 km (0.096 R)
• M9: 8,127,652 km (0.09 R)
• M10: 8,726,792 km (0.105 R)
• M11: 11,268,609 km (0.091 R)
• M12: 13,604,281 km (0.115 R)
• M13: 14,816,472 km (0.083 R)
• M14: 16,295,546 km (0.047 R)
• M15: 16,994,917 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.7

Radius: 11

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.97 AU - 2.31 AU

Year: 1990 Days

Day: 14.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 90,361,859 km

• M1: 137,929 km (0.087 R)
• M2: 661,073 km (0.057 R)
• M3: 1,135,298 km (0.087 R)
• M4: 1,788,891 km (0.112 R)
• M5: 2,279,273 km (0.102 R)
• M6: 2,904,293 km (0.101 R)
• M7: 3,861,420 km (0.077 R)
• M8: 4,644,415 km (0.066 R)
• M9: 5,269,286 km (0.119 R)
• M10: 5,724,811 km (0.114 R)
• M11: 6,180,337 km (0.093 R)
• M12: 7,338,374 km (0.078 R)
• M13: 7,815,591 km (0.054 R)
• M14: 10,446,120 km (0.06 R)
• M15: 11,205,629 km (0.063 R)
• M16: 12,497,107 km (0.091 R)
• M17: 16,812,258 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.4

Radius: 8

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.74 AU - 3.96 AU

Year: 3899 Days

Day: 9.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,361,859 km

• M1: 99,483 km (0.092 R)
• M2: 351,405 km (0.101 R)
• M3: 1,402,630 km (0.11 R)
• M4: 2,233,795 km (0.109 R)
• M5: 2,845,950 km (0.07 R)
• M6: 3,692,375 km (0.098 R)
• M7: 4,424,207 km (0.066 R)
• M8: 4,850,412 km (0.112 R)
• M9: 5,303,993 km (0.025 R)
• M10: 7,066,555 km (0.061 R)
• M11: 8,679,668 km (0.107 R)
• M12: 11,515,146 km (0.076 R)
• M13: 22,070,922 km (0.096 R)
• M14: 23,915,314 km (0.101 R)
• M15: 24,603,614 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.6

Radius: 6.7

Gravity: 17.43 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 8.68 AU - 13.96 AU

Year: 24216 Days

Day: 18.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,361,859 km

• M1: 84,074 km (0.09 R)
• M2: 683,213 km (0.049 R)
• M3: 1,331,271 km (0.057 R)
• M4: 1,706,912 km (0.043 R)
• M5: 2,195,199 km (0.099 R)
• M6: 2,545,258 km (0.103 R)
• M7: 3,538,588 km (0.104 R)
• M8: 4,545,830 km (0.067 R)
• M9: 6,582,606 km (0.119 R)
• M10: 9,160,326 km (0.032 R)
• M11: 10,192,701 km (0.095 R)
• M12: 15,937,708 km (0.051 R)
• M13: 17,606,772 km (0.109 R)
• M14: 19,486,170 km (0.102 R)
• M15: 21,082,828 km (0.114 R)
• M16: 21,703,509 km (0.104 R)
• M17: 22,336,308 km (0.089 R)
• M18: 23,638,558 km (0.093 R)
• M19: 27,357,561 km (0.053 R)
• M20: 28,344,757 km (0.062 R)
• M21: 30,521,107 km (0.112 R)
• M22: 30,784,250 km (0.103 R)
• M23: 34,061,191 km (0.069 R)
• M24: 37,113,137 km (0.105 R)
• M25: 38,169,598 km (0.105 R)
• M26: 42,432,688 km (0.093 R)
• M27: 50,776,060 km (0.034 R)
• M28: 51,145,717 km (0.062 R)
• M29: 52,077,412 km (0.053 R)
• M30: 53,020,477 km (0.042 R)
• M31: 71,534,560 km (0.105 R)
• M32: 75,306,820 km (0.072 R)
• M33: 89,821,254 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 19,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit