🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.2

Radius: 9.1

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.29 AU - 1.45 AU

Year: 1052 Days

Day: 11.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,738,510 km

• M1: 116,986 km (0.107 R)
• M2: 436,826 km (0.117 R)
• M3: 829,221 km (0.1 R)
• M4: 1,327,382 km (0.041 R)
• M5: 1,826,291 km (0.061 R)
• M6: 2,446,075 km (0.117 R)
• M7: 2,844,454 km (0.118 R)
• M8: 3,213,961 km (0.119 R)
• M9: 3,804,423 km (0.113 R)
• M10: 4,100,478 km (0.083 R)
• M11: 4,851,758 km (0.096 R)
• M12: 5,220,666 km (0.105 R)
• M13: 5,504,304 km (0.1 R)
• M14: 5,862,741 km (0.088 R)
• M15: 8,655,434 km (0.114 R)
• M16: 9,796,267 km (0.118 R)
• M17: 10,323,749 km (0.097 R)
• M18: 10,675,005 km (0.116 R)
• M19: 10,968,366 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.6

Radius: 14.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.04 AU - 3.2 AU

Year: 2782 Days

Day: 13.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,738,510 km

• M1: 180,265 km (0.114 R)
• M2: 639,830 km (0.115 R)
• M3: 1,194,240 km (0.07 R)
• M4: 2,152,713 km (0.042 R)
• M5: 2,808,251 km (0.083 R)
• M6: 4,058,590 km (0.063 R)
• M7: 4,621,228 km (0.043 R)
• M8: 7,605,556 km (0.115 R)
• M9: 8,200,806 km (0.045 R)
• M10: 10,141,688 km (0.076 R)
• M11: 11,364,202 km (0.098 R)
• M12: 12,030,062 km (0.073 R)
• M13: 12,643,713 km (0.111 R)
• M14: 13,767,941 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.2

Radius: 11.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.2 AU - 3.9 AU

Year: 4388 Days

Day: 6.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 169.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,738,510 km

• M1: 140,921 km (0.089 R)
• M2: 834,307 km (0.052 R)
• M3: 1,365,829 km (0.092 R)
• M4: 2,922,993 km (0.098 R)
• M5: 3,334,686 km (0.088 R)
• M6: 3,804,573 km (0.108 R)
• M7: 5,139,734 km (0.119 R)
• M8: 5,562,348 km (0.029 R)
• M9: 6,143,685 km (0.101 R)
• M10: 10,018,420 km (0.076 R)
• M11: 10,680,241 km (0.067 R)
• M12: 11,205,778 km (0.041 R)
• M13: 11,663,847 km (0.063 R)
• M14: 12,706,843 km (0.077 R)
• M15: 14,828,590 km (0.093 R)
• M16: 16,742,096 km (0.093 R)
• M17: 20,741,296 km (0.112 R)
• M18: 21,116,637 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.6

Radius: 14.4

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.75 AU - 4.33 AU

Year: 5327 Days

Day: 14.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,738,510 km

• M1: 179,069 km (0.111 R)
• M2: 689,048 km (0.118 R)
• M3: 1,480,570 km (0.069 R)
• M4: 2,019,571 km (0.04 R)
• M5: 3,117,919 km (0.106 R)
• M6: 3,701,351 km (0.09 R)
• M7: 4,186,347 km (0.05 R)
• M8: 4,872,552 km (0.05 R)
• M9: 5,457,480 km (0.088 R)
• M10: 8,673,236 km (0.119 R)
• M11: 9,242,007 km (0.086 R)
• M12: 10,590,632 km (0.119 R)
• M13: 12,066,863 km (0.098 R)
• M14: 13,301,046 km (0.085 R)
• M15: 14,280,613 km (0.066 R)
• M16: 16,506,479 km (0.082 R)
• M17: 17,318,497 km (0.075 R)
• M18: 18,354,462 km (0.084 R)
• M19: 18,887,629 km (0.12 R)
• M20: 23,455,749 km (0.073 R)
• M21: 25,047,620 km (0.114 R)
• M22: 29,887,560 km (0.092 R)
• M23: 30,440,624 km (0.099 R)
• M24: 31,472,101 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.7

Radius: 5.4

Gravity: 20.09 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.78 AU - 12.96 AU

Year: 21907 Days

Day: 20.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,738,510 km

• M1: 67,469 km (0.081 R)
• M2: 264,339 km (0.067 R)
• M3: 601,383 km (0.085 R)
• M4: 777,161 km (0.091 R)
• M5: 1,127,070 km (0.094 R)
• M6: 2,158,099 km (0.073 R)
• M7: 2,626,939 km (0.078 R)
• M8: 3,950,730 km (0.081 R)
• M9: 4,511,124 km (0.077 R)
• M10: 5,122,829 km (0.098 R)
• M11: 6,778,130 km (0.109 R)
• M12: 7,481,539 km (0.071 R)
• M13: 7,926,144 km (0.088 R)
• M14: 8,546,377 km (0.1 R)
• M15: 10,059,260 km (0.075 R)
• M16: 12,893,092 km (0.036 R)
• M17: 13,103,726 km (0.111 R)
• M18: 14,191,602 km (0.09 R)
• M19: 17,814,713 km (0.111 R)
• M20: 19,329,990 km (0.087 R)
• M21: 20,929,191 km (0.116 R)
• M22: 21,415,982 km (0.091 R)
• M23: 24,175,016 km (0.096 R)
• M24: 24,927,344 km (0.101 R)
• M25: 28,923,701 km (0.097 R)
• M26: 35,070,229 km (0.095 R)
• M27: 36,311,891 km (0.099 R)
• M28: 43,276,121 km (0.108 R)
• M29: 46,656,135 km (0.111 R)
• M30: 48,157,051 km (0.107 R)
• M31: 50,904,415 km (0.104 R)
• M32: 53,754,554 km (0.099 R)
• M33: 56,709,112 km (0.077 R)
• M34: 58,994,818 km (0.069 R)
• M35: 61,341,260 km (0.111 R)
• M36: 67,477,915 km (0.083 R)
• M37: 70,043,069 km (0.078 R)
• M38: 74,236,148 km (0.098 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: 356 - 12,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit