🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.4

Radius: 10.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.41 AU - 1.45 AU

Year: 1180 Days

Day: 14.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,161,178 km

• M1: 126,859 km (0.11 R)
• M2: 478,564 km (0.061 R)
• M3: 833,859 km (0.083 R)
• M4: 1,328,429 km (0.112 R)
• M5: 2,111,125 km (0.109 R)
• M6: 2,865,248 km (0.118 R)
• M7: 4,329,811 km (0.08 R)
• M8: 4,866,120 km (0.085 R)
• M9: 5,446,110 km (0.071 R)
• M10: 6,071,729 km (0.095 R)
• M11: 7,322,666 km (0.102 R)
• M12: 7,958,756 km (0.062 R)
• M13: 8,711,084 km (0.057 R)
• M14: 9,036,011 km (0.042 R)
• M15: 9,681,525 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623

Radius: 10.2

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.01 AU - 4.79 AU

Year: 5316 Days

Day: 12.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,161,178 km

• M1: 126,859 km (0.111 R)
• M2: 536,009 km (0.072 R)
• M3: 1,084,585 km (0.078 R)
• M4: 1,461,870 km (0.105 R)
• M5: 1,779,167 km (0.074 R)
• M6: 2,218,536 km (0.095 R)
• M7: 3,525,423 km (0.101 R)
• M8: 4,320,835 km (0.115 R)
• M9: 5,315,362 km (0.079 R)
• M10: 5,688,459 km (0.117 R)
• M11: 6,171,810 km (0.07 R)
• M12: 6,552,237 km (0.087 R)
• M13: 7,679,756 km (0.064 R)
• M14: 8,082,923 km (0.074 R)
• M15: 10,897,906 km (0.074 R)
• M16: 11,407,885 km (0.09 R)
• M17: 12,128,647 km (0.094 R)
• M18: 14,090,923 km (0.112 R)
• M19: 14,752,295 km (0.09 R)
• M20: 18,308,835 km (0.092 R)
• M21: 19,229,909 km (0.05 R)
• M22: 20,043,572 km (0.111 R)
• M23: 20,950,883 km (0.048 R)
• M24: 21,739,862 km (0.08 R)
• M25: 22,399,888 km (0.112 R)
• M26: 28,779,638 km (0.076 R)
• M27: 30,386,020 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.9

Radius: 11.9

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.92 AU - 4.98 AU

Year: 6480 Days

Day: 13.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,161,178 km

• M1: 147,952 km (0.114 R)
• M2: 588,368 km (0.093 R)
• M3: 2,731,208 km (0.103 R)
• M4: 3,887,151 km (0.104 R)
• M5: 4,757,063 km (0.108 R)
• M6: 5,133,750 km (0.104 R)
• M7: 5,561,750 km (0.034 R)
• M8: 6,113,467 km (0.045 R)
• M9: 6,630,477 km (0.1 R)
• M10: 8,567,919 km (0.079 R)
• M11: 9,350,017 km (0.105 R)
• M12: 10,037,568 km (0.026 R)
• M13: 13,413,543 km (0.117 R)
• M14: 16,087,755 km (0.089 R)
• M15: 17,825,185 km (0.06 R)
• M16: 18,243,161 km (0.094 R)
• M17: 22,710,902 km (0.12 R)
• M18: 25,153,386 km (0.047 R)
• M19: 29,963,257 km (0.076 R)
• M20: 35,903,339 km (0.058 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.2

Radius: 4.6

Gravity: 23.21 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.5 AU - 11.66 AU

Year: 20467 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,161,178 km

• M1: 57,146 km (0.096 R)
• M2: 212,579 km (0.062 R)
• M3: 379,081 km (0.101 R)
• M4: 601,832 km (0.078 R)
• M5: 782,995 km (0.119 R)
• M6: 988,842 km (0.034 R)
• M7: 1,163,123 km (0.081 R)
• M8: 1,673,851 km (0.068 R)
• M9: 2,176,200 km (0.084 R)
• M10: 2,773,245 km (0.064 R)
• M11: 3,045,513 km (0.104 R)
• M12: 3,335,285 km (0.114 R)
• M13: 4,251,721 km (0.118 R)
• M14: 4,413,885 km (0.101 R)
• M15: 5,667,216 km (0.096 R)
• M16: 8,187,192 km (0.078 R)
• M17: 9,829,926 km (0.079 R)
• M18: 12,587,314 km (0.101 R)
• M19: 15,284,115 km (0.111 R)
• M20: 17,584,482 km (0.089 R)
• M21: 25,105,066 km (0.058 R)
• M22: 25,635,839 km (0.112 R)
• M23: 35,571,232 km (0.088 R)
• M24: 39,569,983 km (0.056 R)
• M25: 41,751,120 km (0.114 R)
• M26: 52,132,016 km (0.116 R)
• M27: 56,000,916 km (0.075 R)
• M28: 56,906,132 km (0.072 R)
• M29: 66,299,233 km (0.03 R)
• M30: 67,108,707 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 18,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit