🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.7

Radius: 12.4

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.53 AU - 0.61 AU

Year: 287 Days

Day: 5.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 95,794,594 km

• M1: 154,235 km (0.047 R)
• M2: 576,849 km (0.08 R)
• M3: 1,307,037 km (0.095 R)
• M4: 1,780,065 km (0.102 R)
• M5: 2,209,112 km (0.09 R)
• M6: 2,624,096 km (0.094 R)
• M7: 3,206,481 km (0.108 R)
• M8: 3,603,065 km (0.082 R)
• M9: 3,995,759 km (0.096 R)
• M10: 4,510,077 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 8.3

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.13 AU - 1.25 AU

Year: 866 Days

Day: 12.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 95,794,594 km

• M1: 103,971 km (0.057 R)
• M2: 383,719 km (0.043 R)
• M3: 696,378 km (0.072 R)
• M4: 1,107,772 km (0.108 R)
• M5: 1,397,095 km (0.05 R)
• M6: 1,824,645 km (0.117 R)
• M7: 2,150,320 km (0.115 R)
• M8: 2,659,102 km (0.073 R)
• M9: 3,174,168 km (0.094 R)
• M10: 3,493,709 km (0.092 R)
• M11: 3,848,256 km (0.102 R)
• M12: 4,255,760 km (0.106 R)
• M13: 4,599,087 km (0.115 R)
• M14: 5,358,596 km (0.112 R)
• M15: 5,688,459 km (0.041 R)
• M16: 6,255,734 km (0.087 R)
• M17: 6,523,963 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.7

Radius: 14.3

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.42 AU - 1.46 AU

Year: 1152 Days

Day: 13.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,794,594 km

• M1: 177,872 km (0.036 R)
• M2: 666,010 km (0.094 R)
• M3: 1,120,039 km (0.115 R)
• M4: 1,574,667 km (0.111 R)
• M5: 2,351,080 km (0.035 R)
• M6: 3,386,597 km (0.093 R)
• M7: 4,892,299 km (0.062 R)
• M8: 5,660,185 km (0.115 R)
• M9: 6,878,510 km (0.091 R)
• M10: 7,412,425 km (0.095 R)
• M11: 8,841,384 km (0.054 R)
• M12: 9,327,278 km (0.105 R)
• M13: 10,415,752 km (0.088 R)
• M14: 11,023,418 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 11.2

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.89 AU - 4.57 AU

Year: 5801 Days

Day: 10.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,794,594 km

• M1: 139,276 km (0.037 R)
• M2: 615,446 km (0.098 R)
• M3: 1,058,255 km (0.098 R)
• M4: 1,496,128 km (0.043 R)
• M5: 1,983,219 km (0.094 R)
• M6: 2,408,376 km (0.116 R)
• M7: 3,240,739 km (0.082 R)
• M8: 4,783,841 km (0.074 R)
• M9: 5,243,405 km (0.039 R)
• M10: 5,644,028 km (0.091 R)
• M11: 7,279,582 km (0.091 R)
• M12: 9,292,721 km (0.115 R)
• M13: 10,539,320 km (0.095 R)
• M14: 11,226,423 km (0.118 R)
• M15: 12,089,902 km (0.114 R)
• M16: 12,689,789 km (0.057 R)
• M17: 13,204,854 km (0.093 R)
• M18: 13,680,276 km (0.115 R)
• M19: 15,580,020 km (0.088 R)
• M20: 26,171,100 km (0.036 R)
• M21: 26,753,784 km (0.08 R)
• M22: 29,798,549 km (0.031 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987

Radius: 5.8

Gravity: 29.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 9.03 AU - 12.49 AU

Year: 23537 Days

Day: 16.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 95,794,594 km

• M1: 72,555 km (0.086 R)
• M2: 282,441 km (0.091 R)
• M3: 884,722 km (0.109 R)
• M4: 1,640,789 km (0.102 R)
• M5: 1,998,478 km (0.086 R)
• M6: 2,311,437 km (0.113 R)
• M7: 2,708,619 km (0.113 R)
• M8: 3,121,360 km (0.099 R)
• M9: 3,575,090 km (0.111 R)
• M10: 3,934,873 km (0.106 R)
• M11: 5,119,987 km (0.12 R)
• M12: 7,682,748 km (0.103 R)
• M13: 8,005,730 km (0.087 R)
• M14: 11,823,318 km (0.096 R)
• M15: 14,403,881 km (0.045 R)
• M16: 17,245,343 km (0.109 R)
• M17: 17,520,903 km (0.09 R)
• M18: 18,460,377 km (0.109 R)
• M19: 20,851,699 km (0.106 R)
• M20: 24,121,460 km (0.055 R)
• M21: 27,094,568 km (0.098 R)
• M22: 27,342,601 km (0.102 R)
• M23: 28,095,378 km (0.091 R)
• M24: 29,120,422 km (0.116 R)
• M25: 30,839,152 km (0.079 R)
• M26: 32,067,949 km (0.054 R)
• M27: 34,914,497 km (0.107 R)
• M28: 43,602,543 km (0.067 R)
• M29: 49,266,020 km (0.118 R)
• M30: 54,017,547 km (0.111 R)
• M31: 56,000,617 km (0.081 R)
• M32: 77,814,679 km (0.163 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 16,349 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit