🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.9

Radius: 8.4

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.49 AU - 0.59 AU

Year: 269 Days

Day: 12.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,571,266 km

• M1: 104,419 km (0.077 R)
• M2: 661,073 km (0.089 R)
• M3: 955,332 km (0.066 R)
• M4: 1,301,501 km (0.081 R)
• M5: 1,875,808 km (0.105 R)
• M6: 2,322,357 km (0.1 R)
• M7: 2,592,382 km (0.08 R)
• M8: 2,985,525 km (0.061 R)
• M9: 3,490,567 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 8.9

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.35 AU - 1.41 AU

Year: 1100 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,571,266 km

• M1: 110,702 km (0.084 R)
• M2: 627,114 km (0.106 R)
• M3: 949,198 km (0.113 R)
• M4: 1,458,878 km (0.091 R)
• M5: 1,862,643 km (0.111 R)
• M6: 2,329,239 km (0.115 R)
• M7: 2,702,186 km (0.101 R)
• M8: 3,220,693 km (0.079 R)
• M9: 3,511,212 km (0.078 R)
• M10: 4,274,460 km (0.069 R)
• M11: 4,557,948 km (0.036 R)
• M12: 5,504,154 km (0.119 R)
• M13: 6,253,341 km (0.06 R)
• M14: 9,126,966 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.7

Radius: 10.2

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.57 AU - 1.67 AU

Year: 1399 Days

Day: 7.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,571,266 km

• M1: 126,859 km (0.033 R)
• M2: 462,856 km (0.06 R)
• M3: 870,809 km (0.108 R)
• M4: 1,343,389 km (0.079 R)
• M5: 1,890,319 km (0.075 R)
• M6: 2,426,926 km (0.103 R)
• M7: 2,842,360 km (0.09 R)
• M8: 3,356,976 km (0.089 R)
• M9: 4,135,184 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.2

Radius: 7.5

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.79 AU - 9.15 AU

Year: 16719 Days

Day: 24.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,571,266 km

• M1: 94,247 km (0.083 R)
• M2: 352,153 km (0.055 R)
• M3: 1,153,848 km (0.104 R)
• M4: 1,539,362 km (0.112 R)
• M5: 1,789,191 km (0.107 R)
• M6: 2,125,038 km (0.097 R)
• M7: 2,874,822 km (0.098 R)
• M8: 5,171,898 km (0.108 R)
• M9: 6,514,688 km (0.057 R)
• M10: 12,768,777 km (0.109 R)
• M11: 14,889,177 km (0.069 R)
• M12: 16,347,307 km (0.027 R)
• M13: 21,007,431 km (0.097 R)
• M14: 21,957,975 km (0.093 R)
• M15: 24,876,331 km (0.072 R)
• M16: 28,271,454 km (0.11 R)
• M17: 30,860,096 km (0.114 R)
• M18: 31,715,796 km (0.092 R)
• M19: 39,139,441 km (0.102 R)
• M20: 45,255,001 km (0.094 R)
• M21: 54,950,439 km (0.081 R)
• M22: 61,807,856 km (0.085 R)
• M23: 62,193,968 km (0.07 R)
• M24: 67,565,130 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.6

Radius: 6.9

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.17 AU - 12.65 AU

Year: 22781 Days

Day: 18.7 Hours

Environment

Temp: -243 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,571,266 km

• M1: 163,660 km (0.116 R)
• M2: 401,371 km (0.109 R)
• M3: 1,157,289 km (0.111 R)
• M4: 2,316,224 km (0.082 R)
• M5: 3,217,252 km (0.081 R)
• M6: 3,792,306 km (0.099 R)
• M7: 5,258,066 km (0.056 R)
• M8: 5,767,148 km (0.117 R)
• M9: 9,649,511 km (0.067 R)
• M10: 9,996,429 km (0.028 R)
• M11: 10,593,324 km (0.1 R)
• M12: 14,912,365 km (0.092 R)
• M13: 22,117,746 km (0.081 R)
• M14: 23,647,235 km (0.062 R)
• M15: 23,961,390 km (0.08 R)
• M16: 25,684,010 km (0.104 R)
• M17: 30,969,153 km (0.085 R)
• M18: 31,219,580 km (0.05 R)
• M19: 31,471,203 km (0.106 R)
• M20: 37,076,336 km (0.111 R)
• M21: 39,964,922 km (0.119 R)
• M22: 41,161,256 km (0.073 R)
• M23: 45,214,012 km (0.104 R)
• M24: 45,698,110 km (0.06 R)
• M25: 53,560,077 km (0.12 R)
• M26: 57,619,714 km (0.073 R)
• M27: 75,684,106 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447

Radius: 6.7

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.38 AU - 11.9 AU

Year: 23540 Days

Day: 19.4 Hours

Environment

Temp: -246 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,571,266 km

• M1: 85,271 km (0.082 R)
• M2: 463,753 km (0.075 R)
• M3: 1,389,914 km (0.12 R)
• M4: 1,950,756 km (0.047 R)
• M5: 2,272,541 km (0.079 R)
• M6: 3,426,988 km (0.078 R)
• M7: 3,835,989 km (0.119 R)
• M8: 4,965,153 km (0.081 R)
• M9: 6,559,119 km (0.069 R)
• M10: 6,824,655 km (0.105 R)
• M11: 7,616,028 km (0.114 R)
• M12: 8,109,401 km (0.117 R)
• M13: 9,774,276 km (0.075 R)
• M14: 10,536,028 km (0.118 R)
• M15: 10,839,263 km (0.095 R)
• M16: 12,376,681 km (0.071 R)
• M17: 16,116,029 km (0.059 R)
• M18: 16,437,664 km (0.097 R)
• M19: 17,938,729 km (0.08 R)
• M20: 20,264,976 km (0.101 R)
• M21: 21,792,221 km (0.076 R)
• M22: 22,384,329 km (0.112 R)
• M23: 23,292,388 km (0.11 R)
• M24: 34,158,579 km (0.07 R)
• M25: 39,719,282 km (0.1 R)
• M26: 41,799,739 km (0.106 R)
• M27: 43,795,674 km (0.09 R)
• M28: 49,992,766 km (0.093 R)
• M29: 51,021,850 km (0.079 R)
• M30: 52,944,930 km (0.113 R)
• M31: 57,681,498 km (0.076 R)
• M32: 62,100,470 km (0.102 R)
• M33: 63,289,174 km (0.109 R)
• M34: 65,508,010 km (0.117 R)
• M35: 70,313,692 km (0.054 R)
• M36: 71,604,871 km (0.087 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 19,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit