🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.8

Radius: 12.3

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.65 AU - 1.03 AU

Year: 497 Days

Day: 8.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,553,410 km

• M1: 153,936 km (0.117 R)
• M2: 641,326 km (0.034 R)
• M3: 1,402,181 km (0.036 R)
• M4: 2,055,624 km (0.115 R)
• M5: 2,587,744 km (0.075 R)
• M6: 2,996,445 km (0.061 R)
• M7: 3,765,827 km (0.065 R)
• M8: 4,309,017 km (0.057 R)
• M9: 4,742,402 km (0.066 R)
• M10: 6,654,712 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.8

Radius: 14

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.47 AU - 1.51 AU

Year: 1174 Days

Day: 5.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,553,410 km

• M1: 177,124 km (0.1 R)
• M2: 778,956 km (0.08 R)
• M3: 1,466,807 km (0.072 R)
• M4: 2,457,743 km (0.058 R)
• M5: 4,266,531 km (0.105 R)
• M6: 5,152,749 km (0.113 R)
• M7: 5,978,679 km (0.027 R)
• M8: 6,648,728 km (0.069 R)
• M9: 7,114,576 km (0.06 R)
• M10: 7,840,873 km (0.105 R)
• M11: 8,673,535 km (0.103 R)
• M12: 9,230,937 km (0.115 R)
• M13: 10,846,145 km (0.083 R)
• M14: 11,286,561 km (0.093 R)
• M15: 11,845,010 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.7

Radius: 9.4

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.27 AU - 1.83 AU

Year: 1246 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,553,410 km

• M1: 116,986 km (0.051 R)
• M2: 460,911 km (0.1 R)
• M3: 775,665 km (0.119 R)
• M4: 1,102,686 km (0.115 R)
• M5: 4,299,742 km (0.062 R)
• M6: 4,733,725 km (0.057 R)
• M7: 6,329,935 km (0.105 R)
• M8: 7,229,018 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.4

Radius: 10.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.5 AU - 1.72 AU

Year: 1319 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,553,410 km

• M1: 134,339 km (0.114 R)
• M2: 877,242 km (0.043 R)
• M3: 1,342,342 km (0.098 R)
• M4: 1,744,012 km (0.077 R)
• M5: 2,293,934 km (0.117 R)
• M6: 2,744,074 km (0.088 R)
• M7: 3,491,764 km (0.112 R)
• M8: 4,005,782 km (0.106 R)
• M9: 4,929,250 km (0.106 R)
• M10: 5,791,682 km (0.046 R)
• M11: 6,259,175 km (0.069 R)
• M12: 8,554,904 km (0.116 R)
• M13: 11,192,464 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.9

Radius: 8.9

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.37 AU - 3.57 AU

Year: 4174 Days

Day: 14.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,553,410 km

• M1: 113,246 km (0.079 R)
• M2: 438,621 km (0.03 R)
• M3: 823,087 km (0.094 R)
• M4: 1,199,476 km (0.057 R)
• M5: 2,351,379 km (0.112 R)
• M6: 2,718,193 km (0.031 R)
• M7: 3,248,368 km (0.096 R)
• M8: 3,765,079 km (0.102 R)
• M9: 4,117,831 km (0.098 R)
• M10: 5,035,764 km (0.112 R)
• M11: 5,836,561 km (0.098 R)
• M12: 6,281,764 km (0.088 R)
• M13: 9,295,712 km (0.066 R)
• M14: 12,421,710 km (0.056 R)
• M15: 15,547,408 km (0.103 R)
• M16: 15,918,410 km (0.109 R)
• M17: 19,222,578 km (0.103 R)
• M18: 20,714,368 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.1

Radius: 14.8

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.44 AU - 6.62 AU

Year: 8397 Days

Day: 5.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 139.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,553,410 km

• M1: 186,848 km (0.102 R)
• M2: 719,267 km (0.061 R)
• M3: 1,303,297 km (0.103 R)
• M4: 1,775,876 km (0.108 R)
• M5: 2,476,144 km (0.113 R)
• M6: 3,845,114 km (0.094 R)
• M7: 5,029,032 km (0.046 R)
• M8: 5,606,031 km (0.065 R)
• M9: 6,371,224 km (0.111 R)
• M10: 7,126,543 km (0.102 R)
• M11: 8,591,855 km (0.106 R)
• M12: 9,755,876 km (0.114 R)
• M13: 10,970,012 km (0.076 R)
• M14: 11,778,588 km (0.107 R)
• M15: 12,282,584 km (0.097 R)
• M16: 13,575,708 km (0.078 R)
• M17: 14,192,799 km (0.081 R)
• M18: 17,563,538 km (0.102 R)
• M19: 18,595,763 km (0.09 R)
• M20: 19,512,349 km (0.081 R)
• M21: 22,872,766 km (0.037 R)
• M22: 25,285,780 km (0.093 R)
• M23: 28,061,868 km (0.071 R)
• M24: 29,267,926 km (0.096 R)
• M25: 37,002,435 km (0.099 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 16,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit