🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.2

Radius: 14.6

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.04 AU - 1.12 AU

Year: 761 Days

Day: 8.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 13,860,896 km

• M1: 181,911 km (0.12 R)
• M2: 725,550 km (0.087 R)
• M3: 1,328,878 km (0.081 R)
• M4: 1,790,238 km (0.114 R)
• M5: 2,633,371 km (0.087 R)
• M6: 3,467,828 km (0.092 R)
• M7: 3,933,975 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.6

Radius: 8.7

Gravity: 10.6 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.37 AU - 1.69 AU

Year: 1284 Days

Day: 14.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 13,860,896 km

• M1: 108,309 km (0.087 R)
• M2: 422,315 km (0.041 R)
• M3: 718,070 km (0.12 R)
• M4: 1,086,978 km (0.102 R)
• M5: 1,654,702 km (0.092 R)
• M6: 2,027,949 km (0.109 R)
• M7: 2,469,412 km (0.037 R)
• M8: 2,834,730 km (0.065 R)
• M9: 4,538,051 km (0.074 R)
• M10: 4,927,006 km (0.105 R)
• M11: 5,337,951 km (0.112 R)
• M12: 5,771,785 km (0.118 R)
• M13: 6,066,194 km (0.096 R)
• M14: 6,909,327 km (0.108 R)
• M15: 7,267,614 km (0.046 R)
• M16: 7,773,853 km (0.045 R)
• M17: 8,218,009 km (0.076 R)
• M18: 8,856,493 km (0.113 R)
• M19: 9,621,686 km (0.104 R)
• M20: 10,069,133 km (0.099 R)
• M21: 12,404,955 km (0.12 R)
• M22: 12,706,095 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.9

Radius: 12

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.5 AU - 1.64 AU

Year: 1334 Days

Day: 9.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 13,860,896 km

• M1: 149,299 km (0.047 R)
• M2: 628,012 km (0.1 R)
• M3: 1,153,100 km (0.092 R)
• M4: 1,641,238 km (0.03 R)
• M5: 2,027,949 km (0.062 R)
• M6: 2,789,701 km (0.058 R)
• M7: 3,377,621 km (0.103 R)
• M8: 4,115,138 km (0.082 R)
• M9: 4,727,143 km (0.032 R)
• M10: 5,398,987 km (0.103 R)
• M11: 5,779,863 km (0.101 R)
• M12: 6,292,685 km (0.079 R)
• M13: 7,031,998 km (0.064 R)
• M14: 7,935,419 km (0.113 R)
• M15: 8,712,580 km (0.111 R)
• M16: 9,268,336 km (0.094 R)
• M17: 9,785,646 km (0.08 R)
• M18: 10,679,493 km (0.085 R)
• M19: 11,943,296 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.4

Radius: 9.7

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.03 AU - 2.31 AU

Year: 2168 Days

Day: 10.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 13,860,896 km

• M1: 122,221 km (0.12 R)
• M2: 431,590 km (0.102 R)
• M3: 763,398 km (0.094 R)
• M4: 1,158,336 km (0.111 R)
• M5: 1,907,074 km (0.102 R)
• M6: 3,543,525 km (0.11 R)
• M7: 3,869,349 km (0.059 R)
• M8: 4,729,836 km (0.066 R)
• M9: 5,239,815 km (0.048 R)
• M10: 6,214,146 km (0.084 R)
• M11: 7,685,291 km (0.115 R)
• M12: 8,048,365 km (0.075 R)
• M13: 8,841,533 km (0.068 R)
• M14: 9,240,511 km (0.113 R)
• M15: 12,919,721 km (0.05 R)
• M16: 14,686,921 km (0.111 R)
• M17: 16,459,955 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.7

Radius: 9.3

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.12 AU - 3.06 AU

Year: 2827 Days

Day: 13.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 13,860,896 km

• M1: 115,639 km (0.107 R)
• M2: 410,497 km (0.097 R)
• M3: 718,219 km (0.087 R)
• M4: 1,250,937 km (0.097 R)
• M5: 1,558,062 km (0.111 R)
• M6: 1,979,180 km (0.075 R)
• M7: 2,315,177 km (0.086 R)
• M8: 3,465,584 km (0.041 R)
• M9: 4,231,226 km (0.064 R)
• M10: 4,840,837 km (0.086 R)
• M11: 5,379,839 km (0.099 R)
• M12: 6,123,340 km (0.082 R)
• M13: 7,846,408 km (0.118 R)
• M14: 10,377,604 km (0.1 R)
• M15: 10,901,346 km (0.099 R)
• M16: 13,081,586 km (0.076 R)
• M17: 15,125,242 km (0.119 R)
• M18: 15,433,713 km (0.085 R)
• M19: 15,798,882 km (0.068 R)
• M20: 16,600,726 km (0.082 R)
• M21: 17,711,640 km (0.118 R)
• M22: 18,227,453 km (0.068 R)
• M23: 20,142,904 km (0.094 R)
• M24: 20,642,113 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.8

Radius: 4.1

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.68 AU - 7.1 AU

Year: 10956 Days

Day: 18.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 13,860,896 km

• M1: 52,509 km (0.109 R)
• M2: 182,509 km (0.089 R)
• M3: 341,382 km (0.113 R)
• M4: 1,549,834 km (0.052 R)
• M5: 1,959,283 km (0.037 R)
• M6: 2,386,385 km (0.11 R)
• M7: 3,773,905 km (0.119 R)
• M8: 3,967,336 km (0.087 R)
• M9: 4,148,947 km (0.056 R)
• M10: 5,120,137 km (0.051 R)
• M11: 10,219,479 km (0.096 R)
• M12: 12,079,130 km (0.028 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 16,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit