🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.7

Radius: 11.7

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.49 AU - 0.75 AU

Year: 343 Days

Day: 14.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,579,228 km

• M1: 145,559 km (0.084 R)
• M2: 625,768 km (0.104 R)
• M3: 1,444,367 km (0.111 R)
• M4: 1,808,489 km (0.097 R)
• M5: 2,210,608 km (0.039 R)
• M6: 2,635,765 km (0.109 R)
• M7: 3,349,796 km (0.052 R)
• M8: 3,794,400 km (0.049 R)
• M9: 4,175,875 km (0.075 R)
• M10: 4,610,158 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.3

Radius: 14.6

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.95 AU - 2.39 AU

Year: 2247 Days

Day: 14.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,579,228 km

• M1: 194,926 km (0.102 R)
• M2: 996,023 km (0.099 R)
• M3: 1,503,907 km (0.093 R)
• M4: 2,090,780 km (0.084 R)
• M5: 2,816,629 km (0.077 R)
• M6: 3,935,621 km (0.116 R)
• M7: 4,588,466 km (0.114 R)
• M8: 5,170,102 km (0.087 R)
• M9: 8,971,534 km (0.077 R)
• M10: 9,760,064 km (0.079 R)
• M11: 11,302,568 km (0.086 R)
• M12: 12,006,276 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.3

Radius: 10.1

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.3 AU - 3.84 AU

Year: 4741 Days

Day: 14 Hours

Environment

Temp: -213 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,579,228 km

• M1: 127,457 km (0.086 R)
• M2: 467,643 km (0.072 R)
• M3: 810,222 km (0.103 R)
• M4: 1,371,812 km (0.117 R)
• M5: 1,983,817 km (0.097 R)
• M6: 2,419,446 km (0.112 R)
• M7: 3,295,043 km (0.08 R)
• M8: 3,637,472 km (0.107 R)
• M9: 5,513,579 km (0.11 R)
• M10: 5,936,343 km (0.117 R)
• M11: 7,336,280 km (0.058 R)
• M12: 8,661,567 km (0.116 R)
• M13: 9,788,039 km (0.062 R)
• M14: 11,294,340 km (0.07 R)
• M15: 11,878,669 km (0.088 R)
• M16: 12,482,895 km (0.087 R)
• M17: 13,698,378 km (0.091 R)
• M18: 14,083,592 km (0.039 R)
• M19: 16,058,284 km (0.119 R)
• M20: 16,486,583 km (0.103 R)
• M21: 17,752,779 km (0.113 R)
• M22: 19,014,488 km (0.099 R)
• M23: 25,481,155 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.7

Radius: 11.4

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.02 AU - 4.32 AU

Year: 4942 Days

Day: 8.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,579,228 km

• M1: 141,819 km (0.103 R)
• M2: 513,420 km (0.051 R)
• M3: 1,141,432 km (0.1 R)
• M4: 1,607,130 km (0.116 R)
• M5: 2,183,979 km (0.109 R)
• M6: 2,603,751 km (0.067 R)
• M7: 3,566,862 km (0.086 R)
• M8: 4,107,808 km (0.063 R)
• M9: 4,604,024 km (0.081 R)
• M10: 6,839,465 km (0.098 R)
• M11: 8,432,533 km (0.1 R)
• M12: 9,515,921 km (0.081 R)
• M13: 10,909,425 km (0.077 R)
• M14: 11,402,798 km (0.071 R)
• M15: 13,992,338 km (0.111 R)
• M16: 14,575,321 km (0.051 R)
• M17: 15,229,662 km (0.092 R)
• M18: 19,055,328 km (0.048 R)
• M19: 24,530,012 km (0.104 R)
• M20: 24,913,132 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.2

Radius: 5.4

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.66 AU - 9.1 AU

Year: 17052 Days

Day: 17.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,579,228 km

• M1: 67,169 km (0.112 R)
• M2: 511,326 km (0.114 R)
• M3: 702,661 km (0.06 R)
• M4: 942,167 km (0.109 R)
• M5: 1,459,028 km (0.109 R)
• M6: 3,698,658 km (0.047 R)
• M7: 4,052,457 km (0.107 R)
• M8: 5,216,927 km (0.07 R)
• M9: 6,785,460 km (0.049 R)
• M10: 8,005,431 km (0.093 R)
• M11: 10,871,427 km (0.077 R)
• M12: 12,957,270 km (0.039 R)
• M13: 13,835,858 km (0.079 R)
• M14: 18,752,542 km (0.037 R)
• M15: 22,077,205 km (0.093 R)
• M16: 24,156,167 km (0.046 R)
• M17: 30,840,199 km (0.089 R)
• M18: 31,614,219 km (0.108 R)
• M19: 32,856,330 km (0.081 R)
• M20: 33,085,663 km (0.106 R)
• M21: 37,647,651 km (0.09 R)
• M22: 40,999,690 km (0.027 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.9

Radius: 6.2

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 8.53 AU - 10.11 AU

Year: 20000 Days

Day: 17 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,579,228 km

• M1: 77,193 km (0.074 R)
• M2: 678,576 km (0.051 R)
• M3: 1,100,891 km (0.099 R)
• M4: 3,168,632 km (0.061 R)
• M5: 5,414,097 km (0.117 R)
• M6: 8,903,018 km (0.084 R)
• M7: 13,945,065 km (0.114 R)
• M8: 14,191,004 km (0.104 R)
• M9: 18,293,875 km (0.082 R)
• M10: 18,767,053 km (0.065 R)
• M11: 19,127,135 km (0.093 R)
• M12: 21,581,737 km (0.085 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 19,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit