🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.1

Radius: 9.9

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.51 AU - 0.69 AU

Year: 327 Days

Day: 9 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,908,617 km

• M1: 123,119 km (0.066 R)
• M2: 460,612 km (0.09 R)
• M3: 777,161 km (0.111 R)
• M4: 1,305,541 km (0.052 R)
• M5: 1,652,458 km (0.111 R)
• M6: 1,964,968 km (0.068 R)
• M7: 2,398,203 km (0.033 R)
• M8: 2,751,853 km (0.096 R)
• M9: 3,096,526 km (0.095 R)
• M10: 3,505,677 km (0.07 R)
• M11: 4,559,594 km (0.025 R)
• M12: 5,090,816 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.2

Radius: 10.5

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.45 AU - 1.75 AU

Year: 1423 Days

Day: 14 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,908,617 km

• M1: 131,497 km (0.087 R)
• M2: 466,446 km (0.116 R)
• M3: 840,291 km (0.088 R)
• M4: 1,170,005 km (0.09 R)
• M5: 1,525,599 km (0.093 R)
• M6: 1,891,366 km (0.074 R)
• M7: 2,315,775 km (0.067 R)
• M8: 2,708,769 km (0.11 R)
• M9: 3,485,032 km (0.086 R)
• M10: 4,422,113 km (0.116 R)
• M11: 5,562,946 km (0.093 R)
• M12: 6,131,568 km (0.089 R)
• M13: 7,411,827 km (0.113 R)
• M14: 7,848,054 km (0.064 R)
• M15: 8,330,208 km (0.071 R)
• M16: 11,255,744 km (0.098 R)
• M17: 11,869,693 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.3

Radius: 14.1

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.61 AU - 4.79 AU

Year: 6050 Days

Day: 8 Hours

Environment

Temp: -224 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,908,617 km

• M1: 175,777 km (0.078 R)
• M2: 902,973 km (0.111 R)
• M3: 1,436,888 km (0.078 R)
• M4: 1,938,938 km (0.106 R)
• M5: 2,403,589 km (0.078 R)
• M6: 2,996,595 km (0.079 R)
• M7: 3,464,836 km (0.085 R)
• M8: 4,181,111 km (0.116 R)
• M9: 4,943,611 km (0.118 R)
• M10: 6,904,989 km (0.061 R)
• M11: 7,833,393 km (0.08 R)
• M12: 8,806,228 km (0.095 R)
• M13: 11,255,295 km (0.071 R)
• M14: 12,351,847 km (0.107 R)
• M15: 14,810,488 km (0.113 R)
• M16: 15,569,249 km (0.079 R)
• M17: 18,246,003 km (0.065 R)
• M18: 20,346,208 km (0.111 R)
• M19: 21,216,269 km (0.1 R)
• M20: 24,495,455 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.9

Radius: 10.2

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.71 AU - 5.63 AU

Year: 7094 Days

Day: 5.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,908,617 km

• M1: 126,859 km (0.086 R)
• M2: 487,240 km (0.11 R)
• M3: 1,064,987 km (0.082 R)
• M4: 1,567,038 km (0.1 R)
• M5: 1,925,624 km (0.099 R)
• M6: 3,071,693 km (0.084 R)
• M7: 3,757,300 km (0.084 R)
• M8: 4,434,829 km (0.088 R)
• M9: 5,191,794 km (0.111 R)
• M10: 5,999,922 km (0.093 R)
• M11: 6,818,372 km (0.032 R)
• M12: 8,345,467 km (0.056 R)
• M13: 9,950,203 km (0.069 R)
• M14: 11,496,148 km (0.053 R)
• M15: 11,958,405 km (0.077 R)
• M16: 13,760,311 km (0.073 R)
• M17: 15,057,923 km (0.108 R)
• M18: 21,607,916 km (0.069 R)
• M19: 22,790,936 km (0.099 R)
• M20: 31,602,999 km (0.062 R)
• M21: 33,125,905 km (0.107 R)
• M22: 34,910,159 km (0.055 R)
• M23: 36,537,036 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.8

Radius: 12.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.01 AU - 5.57 AU

Year: 8552 Days

Day: 13.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,908,617 km

• M1: 151,692 km (0.109 R)
• M2: 974,780 km (0.088 R)
• M3: 1,376,749 km (0.081 R)
• M4: 1,984,865 km (0.115 R)
• M5: 2,649,229 km (0.116 R)
• M6: 4,286,428 km (0.079 R)
• M7: 6,129,025 km (0.083 R)
• M8: 6,772,744 km (0.091 R)
• M9: 8,365,363 km (0.079 R)
• M10: 9,158,232 km (0.099 R)
• M11: 10,490,551 km (0.045 R)
• M12: 11,465,630 km (0.064 R)
• M13: 12,057,140 km (0.066 R)
• M14: 13,126,914 km (0.101 R)
• M15: 13,714,834 km (0.093 R)
• M16: 25,223,398 km (0.12 R)
• M17: 25,857,693 km (0.077 R)
• M18: 26,409,858 km (0.059 R)
• M19: 28,795,496 km (0.054 R)
• M20: 29,190,135 km (0.092 R)
• M21: 32,478,446 km (0.087 R)
• M22: 33,663,560 km (0.117 R)
• M23: 35,438,688 km (0.105 R)
• M24: 38,217,170 km (0.116 R)
• M25: 39,416,645 km (0.078 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 13,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit