🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.2

Radius: 14.6

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.09 AU - 1.11 AU

Year: 757 Days

Day: 10.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,706,796 km

• M1: 181,612 km (0.066 R)
• M2: 762,351 km (0.111 R)
• M3: 1,295,518 km (0.069 R)
• M4: 1,913,656 km (0.057 R)
• M5: 2,421,391 km (0.097 R)
• M6: 3,254,053 km (0.054 R)
• M7: 4,190,835 km (0.116 R)
• M8: 5,319,551 km (0.03 R)
• M9: 5,784,650 km (0.077 R)
• M10: 6,642,594 km (0.12 R)
• M11: 7,369,939 km (0.114 R)
• M12: 8,074,545 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.1

Radius: 8

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.53 AU - 1.69 AU

Year: 1340 Days

Day: 13.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,706,796 km

• M1: 99,483 km (0.115 R)
• M2: 717,771 km (0.106 R)
• M3: 1,061,846 km (0.097 R)
• M4: 1,437,187 km (0.099 R)
• M5: 1,927,269 km (0.117 R)
• M6: 2,180,987 km (0.081 R)
• M7: 3,600,372 km (0.108 R)
• M8: 4,097,785 km (0.112 R)
• M9: 5,493,832 km (0.075 R)
• M10: 6,363,145 km (0.093 R)
• M11: 7,533,450 km (0.043 R)
• M12: 8,526,779 km (0.066 R)
• M13: 8,814,606 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.4

Radius: 10.3

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.91 AU - 2.07 AU

Year: 1842 Days

Day: 7 Hours

Environment

Temp: -189 °C

Axial Tilt: 55.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,706,796 km

• M1: 128,505 km (0.12 R)
• M2: 648,208 km (0.064 R)
• M3: 1,013,974 km (0.112 R)
• M4: 1,658,891 km (0.11 R)
• M5: 2,278,675 km (0.028 R)
• M6: 2,600,759 km (0.098 R)
• M7: 2,984,328 km (0.108 R)
• M8: 3,666,494 km (0.115 R)
• M9: 4,656,683 km (0.069 R)
• M10: 5,157,835 km (0.078 R)
• M11: 6,962,734 km (0.074 R)
• M12: 7,300,226 km (0.093 R)
• M13: 7,707,731 km (0.07 R)
• M14: 11,037,929 km (0.068 R)
• M15: 11,536,539 km (0.099 R)
• M16: 12,703,402 km (0.033 R)
• M17: 14,304,249 km (0.106 R)
• M18: 15,412,021 km (0.102 R)
• M19: 16,625,709 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.9

Radius: 12.3

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.7 AU - 5.98 AU

Year: 9258 Days

Day: 8.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,706,796 km

• M1: 153,487 km (0.09 R)
• M2: 655,687 km (0.104 R)
• M3: 1,259,764 km (0.092 R)
• M4: 1,961,826 km (0.112 R)
• M5: 2,618,561 km (0.112 R)
• M6: 3,515,849 km (0.084 R)
• M7: 6,463,226 km (0.079 R)
• M8: 7,877,225 km (0.074 R)
• M9: 9,439,177 km (0.093 R)
• M10: 10,087,983 km (0.088 R)
• M11: 11,812,248 km (0.06 R)
• M12: 17,115,792 km (0.045 R)
• M13: 17,780,455 km (0.076 R)
• M14: 18,309,134 km (0.075 R)
• M15: 19,637,264 km (0.046 R)
• M16: 21,196,373 km (0.061 R)
• M17: 27,454,800 km (0.088 R)
• M18: 28,880,767 km (0.101 R)
• M19: 37,989,930 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610

Radius: 3.3

Gravity: 56.01 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.2 AU - 7.32 AU

Year: 11530 Days

Day: 15.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,706,796 km

• M1: 41,139 km (0.093 R)
• M2: 229,782 km (0.094 R)
• M3: 377,735 km (0.043 R)
• M4: 573,259 km (0.12 R)
• M5: 698,622 km (0.102 R)
• M6: 804,537 km (0.056 R)
• M7: 1,153,250 km (0.112 R)
• M8: 2,385,188 km (0.104 R)
• M9: 2,843,108 km (0.105 R)
• M10: 2,977,596 km (0.077 R)
• M11: 4,013,412 km (0.113 R)
• M12: 4,845,176 km (0.089 R)
• M13: 5,821,152 km (0.032 R)
• M14: 6,643,941 km (0.1 R)
• M15: 7,247,568 km (0.039 R)
• M16: 8,470,531 km (0.078 R)
• M17: 10,875,765 km (0.115 R)
• M18: 13,136,937 km (0.088 R)
• M19: 14,541,063 km (0.105 R)
• M20: 15,623,104 km (0.071 R)
• M21: 19,109,931 km (0.064 R)
• M22: 21,501,253 km (0.083 R)
• M23: 21,932,693 km (0.087 R)
• M24: 23,808,202 km (0.059 R)
• M25: 24,549,908 km (0.104 R)
• M26: 27,468,563 km (0.112 R)
• M27: 28,387,393 km (0.063 R)
• M28: 28,490,615 km (0.114 R)
• M29: 29,115,934 km (0.038 R)
• M30: 32,042,966 km (0.109 R)
• M31: 35,160,287 km (0.112 R)
• M32: 35,879,404 km (0.076 R)
• M33: 40,140,549 km (0.114 R)
• M34: 44,726,921 km (0.072 R)
• M35: 45,570,952 km (0.049 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 19,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit