🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.4

Radius: 10.7

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.68 AU - 0.94 AU

Year: 464 Days

Day: 8.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,299,389 km

• M1: 134,339 km (0.082 R)
• M2: 518,506 km (0.074 R)
• M3: 965,056 km (0.114 R)
• M4: 1,323,941 km (0.094 R)
• M5: 1,659,489 km (0.118 R)
• M6: 2,212,702 km (0.08 R)
• M7: 2,619,758 km (0.03 R)
• M8: 3,510,613 km (0.093 R)
• M9: 3,984,838 km (0.084 R)
• M10: 4,471,780 km (0.098 R)
• M11: 5,991,096 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.5

Radius: 9.6

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.06 AU - 1.66 AU

Year: 1008 Days

Day: 6.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,299,389 km

• M1: 119,529 km (0.092 R)
• M2: 507,286 km (0.069 R)
• M3: 860,337 km (0.051 R)
• M4: 1,266,196 km (0.11 R)
• M5: 2,111,873 km (0.1 R)
• M6: 2,558,572 km (0.089 R)
• M7: 3,295,342 km (0.043 R)
• M8: 3,769,567 km (0.073 R)
• M9: 4,667,005 km (0.116 R)
• M10: 5,470,046 km (0.111 R)
• M11: 5,937,539 km (0.07 R)
• M12: 6,617,761 km (0.112 R)
• M13: 7,656,419 km (0.099 R)
• M14: 8,517,953 km (0.103 R)
• M15: 9,623,481 km (0.073 R)
• M16: 9,991,791 km (0.109 R)
• M17: 10,465,418 km (0.11 R)
• M18: 10,953,855 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.5

Radius: 9.4

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.23 AU - 1.59 AU

Year: 1065 Days

Day: 14.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,299,389 km

• M1: 117,135 km (0.096 R)
• M2: 452,833 km (0.102 R)
• M3: 979,567 km (0.098 R)
• M4: 1,296,565 km (0.025 R)
• M5: 1,682,976 km (0.106 R)
• M6: 2,402,841 km (0.05 R)
• M7: 2,816,180 km (0.062 R)
• M8: 3,289,358 km (0.075 R)
• M9: 3,606,356 km (0.11 R)
• M10: 4,569,467 km (0.072 R)
• M11: 4,897,984 km (0.112 R)
• M12: 5,751,440 km (0.068 R)
• M13: 6,115,411 km (0.111 R)
• M14: 6,433,905 km (0.078 R)
• M15: 6,996,393 km (0.095 R)
• M16: 7,300,825 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.5

Radius: 13.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.6 AU - 1.66 AU

Year: 1323 Days

Day: 10.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,299,389 km

• M1: 192,832 km (0.066 R)
• M2: 829,969 km (0.028 R)
• M3: 1,257,669 km (0.036 R)
• M4: 1,809,835 km (0.099 R)
• M5: 2,236,638 km (0.078 R)
• M6: 3,046,860 km (0.118 R)
• M7: 3,643,606 km (0.115 R)
• M8: 5,514,178 km (0.088 R)
• M9: 6,157,000 km (0.087 R)
• M10: 7,339,272 km (0.111 R)
• M11: 8,118,377 km (0.096 R)
• M12: 8,780,647 km (0.088 R)
• M13: 9,212,686 km (0.069 R)
• M14: 9,719,523 km (0.027 R)
• M15: 10,691,909 km (0.082 R)
• M16: 11,352,982 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.2

Radius: 14

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.09 AU - 4.19 AU

Year: 4416 Days

Day: 11.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 20,299,389 km

• M1: 174,132 km (0.08 R)
• M2: 652,696 km (0.101 R)
• M3: 1,179,280 km (0.111 R)
• M4: 1,745,209 km (0.077 R)
• M5: 2,256,085 km (0.084 R)
• M6: 3,401,856 km (0.101 R)
• M7: 5,011,229 km (0.12 R)
• M8: 5,676,342 km (0.046 R)
• M9: 6,526,058 km (0.043 R)
• M10: 8,328,113 km (0.049 R)
• M11: 10,662,887 km (0.103 R)
• M12: 11,343,707 km (0.042 R)
• M13: 12,642,516 km (0.118 R)
• M14: 13,457,525 km (0.048 R)
• M15: 14,912,365 km (0.105 R)
• M16: 16,291,358 km (0.05 R)
• M17: 17,195,527 km (0.063 R)
• M18: 18,005,899 km (0.076 R)
• M19: 18,452,748 km (0.057 R)
• M20: 19,502,027 km (0.065 R)
• M21: 20,109,395 km (0.077 R)
• M22: 21,220,608 km (0.057 R)
• M23: 21,863,430 km (0.065 R)
• M24: 22,666,621 km (0.079 R)
• M25: 23,263,067 km (0.061 R)
• M26: 23,793,541 km (0.064 R)
• M27: 25,996,669 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.5

Radius: 9.4

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.77 AU - 4.55 AU

Year: 4452 Days

Day: 7.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,299,389 km

• M1: 116,836 km (0.11 R)
• M2: 718,219 km (0.078 R)
• M3: 1,633,609 km (0.116 R)
• M4: 2,094,221 km (0.101 R)
• M5: 2,971,163 km (0.113 R)
• M6: 3,493,110 km (0.112 R)
• M7: 4,054,701 km (0.1 R)
• M8: 4,811,516 km (0.106 R)
• M9: 5,972,246 km (0.113 R)
• M10: 6,490,902 km (0.096 R)
• M11: 9,402,825 km (0.069 R)
• M12: 10,606,040 km (0.101 R)
• M13: 11,782,627 km (0.095 R)
• M14: 15,076,473 km (0.057 R)
• M15: 16,246,329 km (0.093 R)
• M16: 17,695,483 km (0.103 R)
• M17: 19,345,997 km (0.079 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 12,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit