🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.2

Radius: 8

Gravity: 13.02 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.72 AU - 0.82 AU

Year: 458 Days

Day: 7.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,697,405 km

• M1: 99,632 km (0.117 R)
• M2: 350,957 km (0.067 R)
• M3: 626,965 km (0.085 R)
• M4: 1,178,981 km (0.034 R)
• M5: 1,486,404 km (0.117 R)
• M6: 1,815,071 km (0.105 R)
• M7: 2,164,532 km (0.096 R)
• M8: 2,810,944 km (0.092 R)
• M9: 3,173,569 km (0.029 R)
• M10: 3,528,864 km (0.091 R)
• M11: 3,883,411 km (0.11 R)
• M12: 4,290,467 km (0.034 R)
• M13: 4,803,737 km (0.075 R)
• M14: 5,702,222 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.7

Radius: 10.4

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.2 AU - 1.56 AU

Year: 1100 Days

Day: 12.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,697,405 km

• M1: 129,402 km (0.039 R)
• M2: 690,544 km (0.11 R)
• M3: 1,608,776 km (0.064 R)
• M4: 1,967,062 km (0.064 R)
• M5: 2,605,995 km (0.119 R)
• M6: 2,967,872 km (0.093 R)
• M7: 3,422,799 km (0.088 R)
• M8: 4,090,305 km (0.113 R)
• M9: 4,636,936 km (0.071 R)
• M10: 5,053,865 km (0.078 R)
• M11: 5,662,878 km (0.096 R)
• M12: 6,738,337 km (0.08 R)
• M13: 9,985,957 km (0.105 R)
• M14: 10,846,743 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.8

Radius: 9

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.65 AU - 1.86 AU

Year: 1570 Days

Day: 12.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,697,405 km

• M1: 111,899 km (0.073 R)
• M2: 540,647 km (0.051 R)
• M3: 991,235 km (0.118 R)
• M4: 1,309,131 km (0.085 R)
• M5: 1,644,380 km (0.084 R)
• M6: 2,003,415 km (0.054 R)
• M7: 2,701,887 km (0.056 R)
• M8: 3,744,584 km (0.06 R)
• M9: 4,132,043 km (0.105 R)
• M10: 4,909,503 km (0.081 R)
• M11: 5,592,417 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.6

Radius: 8.2

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.49 AU - 2.21 AU

Year: 1707 Days

Day: 12.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,697,405 km

• M1: 102,026 km (0.113 R)
• M2: 378,931 km (0.111 R)
• M3: 715,527 km (0.093 R)
• M4: 1,174,343 km (0.109 R)
• M5: 1,525,599 km (0.031 R)
• M6: 2,137,754 km (0.051 R)
• M7: 2,762,474 km (0.12 R)
• M8: 3,295,192 km (0.062 R)
• M9: 3,670,234 km (0.107 R)
• M10: 4,201,905 km (0.094 R)
• M11: 4,763,795 km (0.059 R)
• M12: 5,052,518 km (0.08 R)
• M13: 5,507,595 km (0.097 R)
• M14: 6,084,594 km (0.103 R)
• M15: 7,170,675 km (0.097 R)
• M16: 8,001,541 km (0.067 R)
• M17: 9,270,430 km (0.098 R)
• M18: 9,526,542 km (0.095 R)
• M19: 10,120,296 km (0.109 R)
• M20: 10,879,056 km (0.106 R)
• M21: 11,454,410 km (0.071 R)
• M22: 12,393,735 km (0.101 R)
• M23: 13,221,609 km (0.064 R)
• M24: 13,752,383 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.3

Radius: 10.5

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.28 AU - 2.86 AU

Year: 2794 Days

Day: 10.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,697,405 km

• M1: 133,441 km (0.112 R)
• M2: 533,316 km (0.086 R)
• M3: 863,629 km (0.027 R)
• M4: 1,356,404 km (0.111 R)
• M5: 1,818,512 km (0.092 R)
• M6: 2,275,533 km (0.117 R)
• M7: 2,855,075 km (0.061 R)
• M8: 3,585,263 km (0.078 R)
• M9: 3,945,644 km (0.12 R)
• M10: 4,414,484 km (0.111 R)
• M11: 4,851,908 km (0.078 R)
• M12: 5,637,446 km (0.119 R)
• M13: 6,047,644 km (0.108 R)
• M14: 6,477,887 km (0.043 R)
• M15: 7,102,608 km (0.086 R)
• M16: 7,581,919 km (0.09 R)
• M17: 7,987,180 km (0.111 R)
• M18: 9,574,413 km (0.115 R)
• M19: 10,614,567 km (0.116 R)
• M20: 11,483,432 km (0.104 R)
• M21: 15,637,166 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.8

Radius: 5.7

Gravity: 17.6 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.31 AU - 9.33 AU

Year: 14832 Days

Day: 15.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,697,405 km

• M1: 70,909 km (0.115 R)
• M2: 264,788 km (0.108 R)
• M3: 485,894 km (0.06 R)
• M4: 756,666 km (0.079 R)
• M5: 1,009,038 km (0.109 R)
• M6: 1,485,956 km (0.105 R)
• M7: 2,563,060 km (0.09 R)
• M8: 3,495,354 km (0.096 R)
• M9: 4,414,334 km (0.053 R)
• M10: 5,777,320 km (0.117 R)
• M11: 6,354,020 km (0.061 R)
• M12: 6,635,862 km (0.067 R)
• M13: 7,802,127 km (0.051 R)
• M14: 11,808,059 km (0.09 R)
• M15: 13,509,286 km (0.039 R)
• M16: 16,545,674 km (0.096 R)
• M17: 16,849,208 km (0.111 R)
• M18: 17,389,705 km (0.065 R)
• M19: 18,342,793 km (0.107 R)
• M20: 20,526,473 km (0.101 R)
• M21: 22,044,443 km (0.073 R)
• M22: 38,943,467 km (0.102 R)
• M23: 39,211,547 km (0.027 R)
• M24: 39,887,131 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 13,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit