🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.2

Radius: 9.7

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.18 AU - 1.5 AU

Year: 1034 Days

Day: 9.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,985,499 km

• M1: 123,418 km (0.043 R)
• M2: 479,760 km (0.092 R)
• M3: 1,031,178 km (0.116 R)
• M4: 1,446,013 km (0.099 R)
• M5: 1,961,677 km (0.109 R)
• M6: 2,406,581 km (0.059 R)
• M7: 2,771,749 km (0.042 R)
• M8: 3,320,923 km (0.032 R)
• M9: 4,002,491 km (0.099 R)
• M10: 4,986,995 km (0.092 R)
• M11: 5,449,850 km (0.064 R)
• M12: 5,900,738 km (0.116 R)
• M13: 6,591,133 km (0.108 R)
• M14: 7,057,878 km (0.119 R)
• M15: 9,149,256 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.1

Radius: 10.1

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.59 AU - 1.95 AU

Year: 1570 Days

Day: 13.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,985,499 km

• M1: 125,662 km (0.087 R)
• M2: 493,972 km (0.116 R)
• M3: 1,136,345 km (0.117 R)
• M4: 1,552,377 km (0.065 R)
• M5: 1,919,640 km (0.059 R)
• M6: 2,238,732 km (0.109 R)
• M7: 2,986,273 km (0.103 R)
• M8: 3,402,903 km (0.032 R)
• M9: 3,740,545 km (0.059 R)
• M10: 4,082,975 km (0.051 R)
• M11: 4,559,594 km (0.083 R)
• M12: 7,442,045 km (0.107 R)
• M13: 10,703,428 km (0.092 R)
• M14: 11,647,541 km (0.112 R)
• M15: 12,084,666 km (0.087 R)
• M16: 12,875,739 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.5

Radius: 14.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.9 AU - 2.28 AU

Year: 2015 Days

Day: 7.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,985,499 km

• M1: 181,761 km (0.096 R)
• M2: 956,529 km (0.119 R)
• M3: 1,438,084 km (0.092 R)
• M4: 1,910,215 km (0.119 R)
• M5: 3,469,923 km (0.093 R)
• M6: 4,381,123 km (0.071 R)
• M7: 5,714,190 km (0.043 R)
• M8: 6,624,493 km (0.102 R)
• M9: 7,158,109 km (0.039 R)
• M10: 8,216,513 km (0.026 R)
• M11: 9,000,855 km (0.12 R)
• M12: 10,087,534 km (0.113 R)
• M13: 11,103,752 km (0.09 R)
• M14: 12,311,755 km (0.048 R)
• M15: 12,991,079 km (0.099 R)
• M16: 13,516,766 km (0.116 R)
• M17: 15,421,446 km (0.08 R)
• M18: 16,311,853 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.3

Radius: 7.7

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.27 AU - 9.83 AU

Year: 18155 Days

Day: 18.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,985,499 km

• M1: 1,038,209 km (0.026 R)
• M2: 1,629,420 km (0.065 R)
• M3: 2,281,667 km (0.117 R)
• M4: 2,840,265 km (0.065 R)
• M5: 3,118,816 km (0.085 R)
• M6: 3,534,698 km (0.095 R)
• M7: 5,812,176 km (0.096 R)
• M8: 7,118,465 km (0.048 R)
• M9: 12,706,245 km (0.111 R)
• M10: 16,331,600 km (0.039 R)
• M11: 17,299,947 km (0.025 R)
• M12: 19,656,412 km (0.096 R)
• M13: 20,120,914 km (0.119 R)
• M14: 22,469,750 km (0.041 R)
• M15: 26,093,758 km (0.102 R)
• M16: 27,704,329 km (0.104 R)
• M17: 36,644,447 km (0.031 R)
• M18: 40,750,909 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.5

Radius: 3.9

Gravity: 33.37 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.55 AU - 10.89 AU

Year: 20208 Days

Day: 20.9 Hours

Environment

Temp: -243 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,985,499 km

• M1: 48,619 km (0.052 R)
• M2: 200,760 km (0.036 R)
• M3: 348,563 km (0.115 R)
• M4: 562,189 km (0.081 R)
• M5: 727,494 km (0.037 R)
• M6: 2,653,118 km (0.116 R)
• M7: 4,350,605 km (0.091 R)
• M8: 4,650,699 km (0.096 R)
• M9: 4,788,329 km (0.08 R)
• M10: 5,366,674 km (0.107 R)
• M11: 5,672,751 km (0.069 R)
• M12: 6,236,137 km (0.079 R)
• M13: 6,446,023 km (0.086 R)
• M14: 8,502,096 km (0.118 R)
• M15: 10,957,296 km (0.087 R)
• M16: 11,325,008 km (0.083 R)
• M17: 12,280,190 km (0.048 R)
• M18: 14,060,853 km (0.082 R)
• M19: 15,850,792 km (0.093 R)
• M20: 17,371,305 km (0.103 R)
• M21: 18,638,399 km (0.088 R)
• M22: 20,147,392 km (0.086 R)
• M23: 22,315,814 km (0.116 R)
• M24: 23,205,173 km (0.103 R)
• M25: 24,635,029 km (0.117 R)
• M26: 26,778,019 km (0.12 R)
• M27: 28,464,585 km (0.063 R)
• M28: 28,694,667 km (0.113 R)
• M29: 32,798,436 km (0.082 R)
• M30: 39,660,939 km (0.087 R)
• M31: 41,110,093 km (0.037 R)
• M32: 52,946,127 km (0.053 R)
• M33: 53,643,702 km (0.106 R)
• M34: 60,578,611 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316

Radius: 3.3

Gravity: 29.02 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.37 AU - 10.97 AU

Year: 23242 Days

Day: 23.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,985,499 km

• M1: 41,139 km (0.091 R)
• M2: 230,979 km (0.117 R)
• M3: 419,772 km (0.097 R)
• M4: 584,329 km (0.059 R)
• M5: 1,143,377 km (0.089 R)
• M6: 1,466,658 km (0.116 R)
• M7: 1,674,599 km (0.059 R)
• M8: 2,417,651 km (0.079 R)
• M9: 2,684,833 km (0.096 R)
• M10: 3,071,095 km (0.079 R)
• M11: 3,251,360 km (0.046 R)
• M12: 4,852,656 km (0.116 R)
• M13: 5,535,570 km (0.066 R)
• M14: 5,649,115 km (0.117 R)
• M15: 6,199,037 km (0.084 R)
• M16: 7,681,701 km (0.066 R)
• M17: 7,870,344 km (0.118 R)
• M18: 9,278,509 km (0.116 R)
• M19: 10,267,500 km (0.082 R)
• M20: 11,024,017 km (0.05 R)
• M21: 11,569,002 km (0.069 R)
• M22: 17,630,558 km (0.096 R)
• M23: 18,882,542 km (0.111 R)
• M24: 20,371,640 km (0.118 R)
• M25: 21,655,339 km (0.051 R)
• M26: 25,409,498 km (0.05 R)
• M27: 25,513,767 km (0.099 R)
• M28: 29,690,390 km (0.078 R)
• M29: 30,038,205 km (0.108 R)
• M30: 33,793,860 km (0.095 R)
• M31: 36,641,156 km (0.098 R)
• M32: 41,638,174 km (0.04 R)
• M33: 53,468,074 km (0.088 R)
• M34: 54,327,963 km (0.038 R)
• M35: 61,541,273 km (0.109 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: 277 - 16,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit