🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.1

Radius: 11

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.77 AU - 2.29 AU

Year: 1897 Days

Day: 12.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,821,593 km

• M1: 136,882 km (0.111 R)
• M2: 499,657 km (0.081 R)
• M3: 994,676 km (0.092 R)
• M4: 1,434,943 km (0.107 R)
• M5: 1,799,214 km (0.102 R)
• M6: 2,238,283 km (0.081 R)
• M7: 2,665,236 km (0.097 R)
• M8: 3,771,811 km (0.099 R)
• M9: 4,399,973 km (0.096 R)
• M10: 4,947,501 km (0.076 R)
• M11: 5,315,063 km (0.119 R)
• M12: 6,352,674 km (0.099 R)
• M13: 7,134,173 km (0.108 R)
• M14: 8,066,766 km (0.07 R)
• M15: 10,242,069 km (0.055 R)
• M16: 11,502,281 km (0.101 R)
• M17: 12,622,620 km (0.083 R)
• M18: 13,147,858 km (0.073 R)
• M19: 14,989,707 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.4

Radius: 12

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.41 AU - 5.81 AU

Year: 8717 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,821,593 km

• M1: 149,897 km (0.111 R)
• M2: 539,300 km (0.076 R)
• M3: 938,727 km (0.117 R)
• M4: 1,593,367 km (0.074 R)
• M5: 2,141,793 km (0.114 R)
• M6: 2,813,936 km (0.12 R)
• M7: 3,269,910 km (0.068 R)
• M8: 4,163,907 km (0.101 R)
• M9: 4,707,396 km (0.078 R)
• M10: 7,440,101 km (0.09 R)
• M11: 10,281,413 km (0.091 R)
• M12: 11,091,635 km (0.096 R)
• M13: 15,273,643 km (0.074 R)
• M14: 17,873,206 km (0.063 R)
• M15: 19,716,700 km (0.064 R)
• M16: 28,106,897 km (0.1 R)
• M17: 28,802,826 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.6

Radius: 12

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.86 AU - 6.44 AU

Year: 8810 Days

Day: 11.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,821,593 km

• M1: 149,299 km (0.064 R)
• M2: 607,068 km (0.047 R)
• M3: 1,048,083 km (0.095 R)
• M4: 1,523,355 km (0.091 R)
• M5: 2,141,942 km (0.053 R)
• M6: 3,324,663 km (0.091 R)
• M7: 4,507,982 km (0.113 R)
• M8: 5,693,695 km (0.098 R)
• M9: 7,264,622 km (0.109 R)
• M10: 7,887,548 km (0.088 R)
• M11: 10,161,136 km (0.11 R)
• M12: 11,345,503 km (0.098 R)
• M13: 17,082,730 km (0.12 R)
• M14: 19,629,485 km (0.084 R)
• M15: 20,455,564 km (0.074 R)
• M16: 25,463,951 km (0.071 R)
• M17: 25,996,819 km (0.1 R)
• M18: 26,901,587 km (0.112 R)
• M19: 28,869,696 km (0.116 R)
• M20: 31,234,539 km (0.077 R)
• M21: 32,985,882 km (0.112 R)
• M22: 36,458,796 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.9

Radius: 6.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.92 AU - 9.68 AU

Year: 14291 Days

Day: 23.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 77,821,593 km

• M1: 84,822 km (0.108 R)
• M2: 295,007 km (0.078 R)
• M3: 551,418 km (0.079 R)
• M4: 770,279 km (0.12 R)
• M5: 1,456,784 km (0.116 R)
• M6: 3,064,064 km (0.066 R)
• M7: 3,547,564 km (0.111 R)
• M8: 4,813,162 km (0.09 R)
• M9: 5,242,209 km (0.118 R)
• M10: 6,071,430 km (0.081 R)
• M11: 7,100,513 km (0.05 R)
• M12: 7,375,025 km (0.077 R)
• M13: 7,861,966 km (0.115 R)
• M14: 8,900,176 km (0.116 R)
• M15: 10,931,864 km (0.104 R)
• M16: 11,835,735 km (0.106 R)
• M17: 12,961,608 km (0.027 R)
• M18: 13,730,691 km (0.092 R)
• M19: 15,952,219 km (0.069 R)
• M20: 16,220,448 km (0.103 R)
• M21: 17,678,429 km (0.025 R)
• M22: 18,771,990 km (0.114 R)
• M23: 19,909,831 km (0.098 R)
• M24: 21,254,117 km (0.027 R)
• M25: 21,579,044 km (0.081 R)
• M26: 24,298,733 km (0.069 R)
• M27: 28,497,796 km (0.107 R)
• M28: 32,939,058 km (0.069 R)
• M29: 34,479,168 km (0.086 R)
• M30: 38,779,059 km (0.112 R)
• M31: 41,119,967 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.8

Radius: 7.3

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.48 AU - 8.16 AU

Year: 14346 Days

Day: 20.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,821,593 km

• M1: 106,962 km (0.11 R)
• M2: 510,278 km (0.101 R)
• M3: 784,641 km (0.088 R)
• M4: 8,126,755 km (0.054 R)
• M5: 10,412,909 km (0.094 R)
• M6: 15,058,372 km (0.055 R)
• M7: 21,868,666 km (0.098 R)
• M8: 22,433,248 km (0.072 R)
• M9: 30,783,502 km (0.108 R)
• M10: 32,005,567 km (0.108 R)
• M11: 36,200,740 km (0.093 R)
• M12: 39,905,531 km (0.051 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.7

Radius: 5.6

Gravity: 26.49 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.65 AU - 11.07 AU

Year: 18786 Days

Day: 24.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,821,593 km

• M1: 152,141 km (0.11 R)
• M2: 561,890 km (0.078 R)
• M3: 1,776,475 km (0.108 R)
• M4: 2,025,406 km (0.063 R)
• M5: 4,169,891 km (0.051 R)
• M6: 4,753,173 km (0.12 R)
• M7: 5,311,622 km (0.051 R)
• M8: 8,885,216 km (0.105 R)
• M9: 11,776,644 km (0.091 R)
• M10: 12,449,385 km (0.119 R)
• M11: 15,397,510 km (0.099 R)
• M12: 15,715,705 km (0.101 R)
• M13: 23,875,820 km (0.099 R)
• M14: 27,897,909 km (0.118 R)
• M15: 28,370,937 km (0.115 R)
• M16: 32,609,493 km (0.063 R)
• M17: 37,251,515 km (0.075 R)
• M18: 45,173,022 km (0.03 R)
• M19: 45,661,608 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 13,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit