🌌 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: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.8

Radius: 14.7

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.47 AU - 0.59 AU

Year: 271 Days

Day: 8.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 83,064,467 km

• M1: 182,809 km (0.061 R)
• M2: 649,853 km (0.098 R)
• M3: 1,113,457 km (0.114 R)
• M4: 2,502,174 km (0.103 R)
• M5: 3,009,909 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.8

Radius: 8.6

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.69 AU - 0.89 AU

Year: 494 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 65.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,064,467 km

• M1: 106,962 km (0.073 R)
• M2: 473,328 km (0.086 R)
• M3: 838,197 km (0.115 R)
• M4: 1,149,510 km (0.094 R)
• M5: 1,560,007 km (0.058 R)
• M6: 1,971,850 km (0.083 R)
• M7: 2,301,264 km (0.119 R)
• M8: 2,698,746 km (0.094 R)
• M9: 3,037,884 km (0.06 R)
• M10: 3,542,777 km (0.105 R)
• M11: 4,005,184 km (0.11 R)
• M12: 5,534,074 km (0.071 R)
• M13: 5,956,838 km (0.081 R)
• M14: 6,325,447 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.5

Radius: 8.3

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.94 AU - 1.12 AU

Year: 735 Days

Day: 12.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,064,467 km

• M1: 104,270 km (0.042 R)
• M2: 403,316 km (0.065 R)
• M3: 1,337,255 km (0.118 R)
• M4: 1,602,792 km (0.09 R)
• M5: 2,094,071 km (0.095 R)
• M6: 2,427,225 km (0.083 R)
• M7: 2,955,306 km (0.054 R)
• M8: 3,258,690 km (0.055 R)
• M9: 3,902,111 km (0.113 R)
• M10: 4,612,701 km (0.109 R)
• M11: 5,164,268 km (0.105 R)
• M12: 5,572,670 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.2

Radius: 13.4

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.7 AU - 1.8 AU

Year: 1627 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,064,467 km

• M1: 166,652 km (0.041 R)
• M2: 587,022 km (0.095 R)
• M3: 1,063,790 km (0.047 R)
• M4: 1,589,777 km (0.114 R)
• M5: 2,705,029 km (0.12 R)
• M6: 3,277,839 km (0.119 R)
• M7: 3,965,690 km (0.07 R)
• M8: 4,807,926 km (0.091 R)
• M9: 5,282,600 km (0.072 R)
• M10: 6,473,100 km (0.085 R)
• M11: 7,184,438 km (0.108 R)
• M12: 7,614,083 km (0.09 R)
• M13: 8,117,779 km (0.055 R)
• M14: 8,613,995 km (0.11 R)
• M15: 9,507,393 km (0.083 R)
• M16: 10,225,613 km (0.068 R)
• M17: 10,701,334 km (0.101 R)
• M18: 11,587,552 km (0.07 R)
• M19: 13,628,067 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.4

Radius: 9.3

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.83 AU - 2.33 AU

Year: 2109 Days

Day: 5.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,064,467 km

• M1: 115,639 km (0.09 R)
• M2: 659,278 km (0.043 R)
• M3: 994,377 km (0.079 R)
• M4: 1,562,400 km (0.067 R)
• M5: 1,920,837 km (0.093 R)
• M6: 2,241,574 km (0.116 R)
• M7: 2,555,281 km (0.104 R)
• M8: 2,961,140 km (0.066 R)
• M9: 4,699,019 km (0.06 R)
• M10: 5,453,890 km (0.046 R)
• M11: 6,804,310 km (0.116 R)
• M12: 7,831,000 km (0.098 R)
• M13: 8,494,616 km (0.086 R)
• M14: 9,298,555 km (0.119 R)
• M15: 9,612,710 km (0.075 R)
• M16: 11,057,227 km (0.041 R)
• M17: 15,511,205 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.2

Radius: 6.3

Gravity: 22.03 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.41 AU - 10.35 AU

Year: 20194 Days

Day: 19.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,064,467 km

• M1: 78,389 km (0.09 R)
• M2: 282,590 km (0.095 R)
• M3: 500,554 km (0.12 R)
• M4: 1,390,662 km (0.081 R)
• M5: 1,823,149 km (0.103 R)
• M6: 2,979,990 km (0.056 R)
• M7: 3,666,943 km (0.117 R)
• M8: 5,673,200 km (0.086 R)
• M9: 6,539,222 km (0.096 R)
• M10: 7,843,865 km (0.104 R)
• M11: 12,018,244 km (0.1 R)
• M12: 13,218,468 km (0.101 R)
• M13: 18,003,356 km (0.069 R)
• M14: 19,007,457 km (0.105 R)
• M15: 23,185,426 km (0.097 R)
• M16: 23,828,248 km (0.107 R)
• M17: 25,374,342 km (0.107 R)
• M18: 26,635,003 km (0.118 R)
• M19: 29,905,662 km (0.067 R)
• M20: 33,570,211 km (0.102 R)
• M21: 36,220,487 km (0.106 R)
• M22: 37,816,846 km (0.114 R)
• M23: 48,391,470 km (0.078 R)
• M24: 52,678,197 km (0.118 R)
• M25: 54,161,610 km (0.03 R)
• M26: 57,405,789 km (0.045 R)
• M27: 60,373,811 km (0.114 R)
• M28: 67,260,399 km (0.081 R)
• M29: 70,780,138 km (0.03 R)
• M30: 72,357,947 km (0.087 R)
• M31: 77,706,968 km (0.07 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 20,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit