🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.1

Radius: 13.6

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.48 AU - 0.78 AU

Year: 351 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,071,212 km

• M1: 169,794 km (0.107 R)
• M2: 785,239 km (0.032 R)
• M3: 1,227,151 km (0.076 R)
• M4: 1,945,670 km (0.028 R)
• M5: 2,429,320 km (0.105 R)
• M6: 3,129,438 km (0.069 R)
• M7: 4,087,463 km (0.1 R)
• M8: 4,635,739 km (0.089 R)
• M9: 5,187,306 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.3

Radius: 10

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.87 AU

Year: 412 Days

Day: 6.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,071,212 km

• M1: 124,316 km (0.088 R)
• M2: 522,545 km (0.096 R)
• M3: 866,022 km (0.045 R)
• M4: 1,407,118 km (0.085 R)
• M5: 2,003,415 km (0.093 R)
• M6: 2,516,535 km (0.111 R)
• M7: 2,980,139 km (0.077 R)
• M8: 3,523,179 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 11.2

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.79 AU - 1.13 AU

Year: 661 Days

Day: 9.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,071,212 km

• M1: 140,772 km (0.04 R)
• M2: 775,665 km (0.118 R)
• M3: 1,266,645 km (0.111 R)
• M4: 1,618,051 km (0.065 R)
• M5: 2,122,046 km (0.038 R)
• M6: 3,394,974 km (0.084 R)
• M7: 4,134,736 km (0.102 R)
• M8: 5,049,826 km (0.109 R)
• M9: 8,305,823 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.5

Radius: 8.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.87 AU - 1.39 AU

Year: 844 Days

Day: 11.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,071,212 km

• M1: 107,112 km (0.063 R)
• M2: 376,388 km (0.072 R)
• M3: 728,841 km (0.06 R)
• M4: 1,094,308 km (0.03 R)
• M5: 1,387,819 km (0.116 R)
• M6: 1,985,613 km (0.05 R)
• M7: 3,246,723 km (0.114 R)
• M8: 3,565,665 km (0.113 R)
• M9: 4,682,264 km (0.087 R)
• M10: 4,957,374 km (0.04 R)
• M11: 6,361,799 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629

Radius: 11.1

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.93 AU - 2.91 AU

Year: 2646 Days

Day: 13 Hours

Environment

Temp: -211 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,071,212 km

• M1: 138,079 km (0.038 R)
• M2: 484,847 km (0.1 R)
• M3: 907,461 km (0.113 R)
• M4: 1,358,199 km (0.075 R)
• M5: 1,818,063 km (0.098 R)
• M6: 2,207,167 km (0.118 R)
• M7: 2,696,950 km (0.104 R)
• M8: 3,173,569 km (0.05 R)
• M9: 4,551,216 km (0.036 R)
• M10: 5,821,003 km (0.098 R)
• M11: 6,818,521 km (0.062 R)
• M12: 7,958,008 km (0.069 R)
• M13: 9,899,489 km (0.092 R)
• M14: 10,534,981 km (0.069 R)
• M15: 10,960,587 km (0.115 R)
• M16: 13,898,091 km (0.087 R)
• M17: 14,935,552 km (0.106 R)
• M18: 16,432,429 km (0.117 R)
• M19: 17,111,304 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.2

Radius: 8.6

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.77 AU - 5.65 AU

Year: 7185 Days

Day: 14.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,071,212 km

• M1: 107,262 km (0.077 R)
• M2: 705,803 km (0.039 R)
• M3: 983,456 km (0.111 R)
• M4: 1,335,909 km (0.096 R)
• M5: 1,977,385 km (0.091 R)
• M6: 2,546,904 km (0.091 R)
• M7: 3,221,590 km (0.111 R)
• M8: 3,967,036 km (0.052 R)
• M9: 4,462,056 km (0.113 R)
• M10: 5,387,169 km (0.104 R)
• M11: 6,464,722 km (0.113 R)
• M12: 7,313,541 km (0.067 R)
• M13: 8,341,577 km (0.074 R)
• M14: 8,965,400 km (0.091 R)
• M15: 9,346,576 km (0.098 R)
• M16: 10,223,518 km (0.09 R)
• M17: 11,197,700 km (0.119 R)
• M18: 11,729,969 km (0.101 R)
• M19: 13,726,652 km (0.086 R)
• M20: 15,939,803 km (0.03 R)
• M21: 18,748,503 km (0.034 R)
• M22: 19,499,185 km (0.07 R)
• M23: 20,075,137 km (0.073 R)
• M24: 21,871,209 km (0.083 R)
• M25: 23,699,594 km (0.084 R)

Asteroid Belt

Center: 5.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.7

Radius: 5.1

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.04 AU - 6.6 AU

Year: 9869 Days

Day: 24.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,071,212 km

• M1: 63,429 km (0.076 R)
• M2: 273,465 km (0.118 R)
• M3: 441,613 km (0.069 R)
• M4: 959,970 km (0.11 R)
• M5: 1,310,926 km (0.089 R)
• M6: 2,232,449 km (0.054 R)
• M7: 3,109,841 km (0.108 R)
• M8: 4,171,387 km (0.09 R)
• M9: 4,811,816 km (0.107 R)
• M10: 5,363,682 km (0.096 R)
• M11: 6,489,107 km (0.065 R)
• M12: 7,309,202 km (0.101 R)
• M13: 8,645,111 km (0.118 R)
• M14: 9,770,686 km (0.105 R)
• M15: 11,943,744 km (0.064 R)
• M16: 13,503,302 km (0.116 R)
• M17: 14,892,468 km (0.099 R)
• M18: 15,932,472 km (0.108 R)
• M19: 17,682,169 km (0.118 R)
• M20: 19,556,032 km (0.062 R)
• M21: 20,801,434 km (0.107 R)
• M22: 21,253,369 km (0.082 R)
• M23: 22,569,232 km (0.119 R)
• M24: 23,774,692 km (0.108 R)
• M25: 25,791,570 km (0.049 R)
• M26: 25,964,655 km (0.08 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 16,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit