🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.4

Radius: 9.6

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.08 AU - 1.38 AU

Year: 910 Days

Day: 7.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,075,244 km

• M1: 120,875 km (0.083 R)
• M2: 460,013 km (0.097 R)
• M3: 921,224 km (0.073 R)
• M4: 1,365,829 km (0.108 R)
• M5: 1,950,158 km (0.107 R)
• M6: 2,430,816 km (0.052 R)
• M7: 2,896,664 km (0.117 R)
• M8: 3,569,555 km (0.104 R)
• M9: 4,106,761 km (0.103 R)
• M10: 4,571,113 km (0.073 R)
• M11: 4,918,479 km (0.051 R)
• M12: 5,224,855 km (0.112 R)
• M13: 5,939,484 km (0.081 R)
• M14: 6,557,174 km (0.104 R)
• M15: 7,487,972 km (0.111 R)
• M16: 7,920,310 km (0.093 R)
• M17: 8,477,263 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.6

Radius: 9.9

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.85 AU - 2.89 AU

Year: 2433 Days

Day: 6.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,075,244 km

• M1: 123,119 km (0.112 R)
• M2: 445,802 km (0.065 R)
• M3: 986,897 km (0.04 R)
• M4: 1,483,412 km (0.041 R)
• M5: 2,530,298 km (0.104 R)
• M6: 3,577,483 km (0.099 R)
• M7: 4,010,420 km (0.073 R)
• M8: 4,780,250 km (0.084 R)
• M9: 5,425,915 km (0.1 R)
• M10: 6,076,666 km (0.118 R)
• M11: 6,694,804 km (0.098 R)
• M12: 7,178,304 km (0.1 R)
• M13: 7,593,738 km (0.076 R)
• M14: 8,025,327 km (0.071 R)
• M15: 9,630,213 km (0.101 R)
• M16: 10,210,055 km (0.049 R)
• M17: 11,399,208 km (0.109 R)
• M18: 11,883,606 km (0.108 R)
• M19: 12,465,991 km (0.091 R)
• M20: 12,936,775 km (0.079 R)
• M21: 15,618,466 km (0.097 R)
• M22: 16,115,580 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.6

Radius: 13.2

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.67 AU - 3.51 AU

Year: 3622 Days

Day: 5.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,075,244 km

• M1: 164,558 km (0.099 R)
• M2: 918,980 km (0.098 R)
• M3: 2,177,995 km (0.065 R)
• M4: 2,887,837 km (0.059 R)
• M5: 4,085,667 km (0.11 R)
• M6: 4,986,097 km (0.053 R)
• M7: 5,790,335 km (0.084 R)
• M8: 6,590,983 km (0.066 R)
• M9: 7,041,273 km (0.101 R)
• M10: 7,584,612 km (0.094 R)
• M11: 9,412,698 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.1

Radius: 11.4

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.4 AU - 3.82 AU

Year: 3657 Days

Day: 14.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 51.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,075,244 km

• M1: 142,716 km (0.067 R)
• M2: 505,042 km (0.105 R)
• M3: 905,067 km (0.086 R)
• M4: 1,349,074 km (0.119 R)
• M5: 1,987,857 km (0.07 R)
• M6: 2,456,247 km (0.103 R)
• M7: 2,997,941 km (0.092 R)
• M8: 3,810,557 km (0.085 R)
• M9: 4,583,978 km (0.057 R)
• M10: 5,212,139 km (0.057 R)
• M11: 5,688,010 km (0.108 R)
• M12: 6,220,130 km (0.078 R)
• M13: 7,477,051 km (0.08 R)
• M14: 8,215,466 km (0.068 R)
• M15: 8,653,938 km (0.105 R)
• M16: 13,612,060 km (0.047 R)
• M17: 16,928,495 km (0.107 R)
• M18: 18,542,955 km (0.1 R)
• M19: 19,954,860 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.1

Radius: 10.5

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.25 AU - 4.07 AU

Year: 4669 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,075,244 km

• M1: 130,599 km (0.037 R)
• M2: 463,305 km (0.057 R)
• M3: 1,121,984 km (0.035 R)
• M4: 2,073,576 km (0.062 R)
• M5: 2,465,822 km (0.064 R)
• M6: 7,995,258 km (0.088 R)
• M7: 11,702,742 km (0.052 R)
• M8: 12,140,466 km (0.117 R)
• M9: 14,197,885 km (0.105 R)
• M10: 16,314,994 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.9

Radius: 8.1

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.22 AU - 5.62 AU

Year: 7277 Days

Day: 13.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,075,244 km

• M1: 106,514 km (0.06 R)
• M2: 621,280 km (0.106 R)
• M3: 1,864,438 km (0.054 R)
• M4: 2,387,582 km (0.09 R)
• M5: 2,986,572 km (0.116 R)
• M6: 3,272,453 km (0.066 R)
• M7: 4,171,836 km (0.118 R)
• M8: 4,961,114 km (0.06 R)
• M9: 5,644,028 km (0.11 R)
• M10: 6,082,949 km (0.109 R)
• M11: 6,963,332 km (0.093 R)
• M12: 7,997,951 km (0.082 R)
• M13: 8,896,885 km (0.048 R)
• M14: 9,819,903 km (0.037 R)
• M15: 11,117,964 km (0.066 R)
• M16: 11,668,036 km (0.094 R)
• M17: 12,772,816 km (0.093 R)
• M18: 15,244,621 km (0.106 R)
• M19: 16,563,177 km (0.101 R)
• M20: 17,220,061 km (0.067 R)
• M21: 18,018,465 km (0.069 R)
• M22: 20,089,049 km (0.082 R)
• M23: 22,385,227 km (0.095 R)
• M24: 24,313,394 km (0.066 R)
• M25: 25,474,722 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 14,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit