🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 12

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.76 AU - 0.98 AU

Year: 560 Days

Day: 7.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,115,024 km

• M1: 149,299 km (0.1 R)
• M2: 969,693 km (0.115 R)
• M3: 1,396,496 km (0.112 R)
• M4: 1,973,645 km (0.071 R)
• M5: 2,413,313 km (0.098 R)
• M6: 2,795,685 km (0.072 R)
• M7: 3,624,457 km (0.087 R)
• M8: 4,710,687 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.6

Radius: 10.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.88 AU - 1.24 AU

Year: 753 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,115,024 km

• M1: 130,599 km (0.069 R)
• M2: 494,720 km (0.086 R)
• M3: 1,117,646 km (0.109 R)
• M4: 1,594,863 km (0.09 R)
• M5: 2,457,444 km (0.113 R)
• M6: 3,134,674 km (0.116 R)
• M7: 3,999,798 km (0.059 R)
• M8: 4,751,378 km (0.069 R)
• M9: 5,096,650 km (0.101 R)
• M10: 5,441,772 km (0.111 R)
• M11: 6,088,334 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.8

Radius: 14.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.38 AU - 1.88 AU

Year: 1436 Days

Day: 12 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,115,024 km

• M1: 185,352 km (0.073 R)
• M2: 918,980 km (0.053 R)
• M3: 1,752,838 km (0.045 R)
• M4: 3,352,638 km (0.089 R)
• M5: 4,179,465 km (0.101 R)
• M6: 5,118,491 km (0.118 R)
• M7: 6,031,786 km (0.093 R)
• M8: 6,748,958 km (0.072 R)
• M9: 7,522,379 km (0.08 R)
• M10: 8,070,506 km (0.075 R)
• M11: 9,339,694 km (0.104 R)
• M12: 10,006,153 km (0.113 R)
• M13: 11,082,659 km (0.11 R)
• M14: 12,460,007 km (0.091 R)
• M15: 13,111,954 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.9

Radius: 9.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.58 AU - 1.72 AU

Year: 1463 Days

Day: 8.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,115,024 km

• M1: 119,678 km (0.09 R)
• M2: 610,958 km (0.083 R)
• M3: 951,891 km (0.113 R)
• M4: 1,369,569 km (0.097 R)
• M5: 2,643,394 km (0.065 R)
• M6: 4,179,615 km (0.116 R)
• M7: 5,016,765 km (0.117 R)
• M8: 5,640,139 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.9

Radius: 8.1

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.19 AU - 2.65 AU

Year: 2599 Days

Day: 8.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 130.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,115,024 km

• M1: 100,979 km (0.085 R)
• M2: 510,428 km (0.111 R)
• M3: 796,160 km (0.114 R)
• M4: 1,168,509 km (0.113 R)
• M5: 1,470,098 km (0.085 R)
• M6: 1,939,387 km (0.094 R)
• M7: 3,587,955 km (0.088 R)
• M8: 7,748,272 km (0.101 R)
• M9: 8,001,242 km (0.089 R)
• M10: 9,509,039 km (0.118 R)
• M11: 9,832,021 km (0.118 R)
• M12: 11,630,786 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553

Radius: 8.4

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.74 AU - 5.52 AU

Year: 6877 Days

Day: 10.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,115,024 km

• M1: 104,569 km (0.119 R)
• M2: 614,249 km (0.043 R)
• M3: 1,167,462 km (0.095 R)
• M4: 1,681,779 km (0.059 R)
• M5: 2,052,184 km (0.082 R)
• M6: 2,977,746 km (0.074 R)
• M7: 5,121,034 km (0.092 R)
• M8: 5,472,889 km (0.086 R)
• M9: 7,297,235 km (0.107 R)
• M10: 9,801,952 km (0.072 R)
• M11: 10,766,409 km (0.109 R)
• M12: 12,565,024 km (0.086 R)
• M13: 16,304,373 km (0.107 R)
• M14: 18,871,622 km (0.109 R)
• M15: 20,360,121 km (0.1 R)
• M16: 21,394,889 km (0.108 R)
• M17: 24,958,460 km (0.112 R)
• M18: 26,229,144 km (0.085 R)
• M19: 26,749,296 km (0.034 R)
• M20: 29,827,871 km (0.081 R)
• M21: 30,394,547 km (0.116 R)
• M22: 30,968,405 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.2

Radius: 7.6

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.07 AU - 8.59 AU

Year: 15124 Days

Day: 18.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,115,024 km

• M1: 96,042 km (0.04 R)
• M2: 458,069 km (0.077 R)
• M3: 763,697 km (0.115 R)
• M4: 1,114,055 km (0.057 R)
• M5: 2,232,449 km (0.1 R)
• M6: 3,161,751 km (0.075 R)
• M7: 3,857,531 km (0.106 R)
• M8: 4,213,574 km (0.086 R)
• M9: 4,928,502 km (0.119 R)
• M10: 5,583,890 km (0.1 R)
• M11: 5,826,538 km (0.104 R)
• M12: 6,868,637 km (0.056 R)
• M13: 7,728,076 km (0.115 R)
• M14: 8,250,323 km (0.092 R)
• M15: 9,658,936 km (0.102 R)
• M16: 9,908,465 km (0.065 R)
• M17: 11,386,193 km (0.118 R)
• M18: 12,884,865 km (0.102 R)
• M19: 14,772,191 km (0.093 R)
• M20: 17,125,665 km (0.06 R)
• M21: 21,107,661 km (0.111 R)
• M22: 22,213,489 km (0.097 R)
• M23: 26,339,547 km (0.079 R)
• M24: 27,221,876 km (0.106 R)
• M25: 27,821,015 km (0.111 R)
• M26: 31,931,516 km (0.066 R)
• M27: 32,374,625 km (0.103 R)
• M28: 33,728,934 km (0.08 R)
• M29: 34,420,076 km (0.087 R)
• M30: 37,034,898 km (0.097 R)
• M31: 40,680,299 km (0.083 R)
• M32: 41,594,790 km (0.065 R)
• M33: 44,834,183 km (0.116 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 11,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit