🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.5

Radius: 8.3

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.2 AU - 1.9 AU

Year: 1332 Days

Day: 7.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,479,589 km

• M1: 103,372 km (0.05 R)
• M2: 694,733 km (0.064 R)
• M3: 1,032,525 km (0.104 R)
• M4: 1,479,523 km (0.087 R)
• M5: 2,221,828 km (0.117 R)
• M6: 2,552,140 km (0.07 R)
• M7: 2,848,792 km (0.064 R)
• M8: 3,705,838 km (0.119 R)
• M9: 5,308,181 km (0.072 R)
• M10: 5,974,789 km (0.099 R)
• M11: 6,328,588 km (0.101 R)
• M12: 6,637,209 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.5

Radius: 8.7

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.34 AU - 2.04 AU

Year: 1516 Days

Day: 7.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,479,589 km

• M1: 111,600 km (0.111 R)
• M2: 398,080 km (0.115 R)
• M3: 1,159,683 km (0.101 R)
• M4: 1,462,020 km (0.095 R)
• M5: 2,033,035 km (0.099 R)
• M6: 2,649,977 km (0.078 R)
• M7: 3,213,362 km (0.088 R)
• M8: 3,682,501 km (0.087 R)
• M9: 4,346,716 km (0.087 R)
• M10: 4,657,580 km (0.113 R)
• M11: 5,130,758 km (0.037 R)
• M12: 5,935,296 km (0.094 R)
• M13: 6,367,933 km (0.062 R)
• M14: 6,642,594 km (0.1 R)
• M15: 6,925,185 km (0.104 R)
• M16: 7,432,172 km (0.102 R)
• M17: 8,641,072 km (0.106 R)
• M18: 9,777,418 km (0.087 R)
• M19: 10,727,813 km (0.075 R)
• M20: 11,812,996 km (0.073 R)
• M21: 12,190,581 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 10.7

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.56 AU - 2.24 AU

Year: 1808 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,479,589 km

• M1: 133,142 km (0.099 R)
• M2: 466,745 km (0.07 R)
• M3: 827,426 km (0.072 R)
• M4: 1,570,778 km (0.111 R)
• M5: 2,572,784 km (0.091 R)
• M6: 3,541,131 km (0.104 R)
• M7: 3,994,562 km (0.12 R)
• M8: 4,589,663 km (0.094 R)
• M9: 4,996,569 km (0.079 R)
• M10: 5,568,631 km (0.059 R)
• M11: 6,133,064 km (0.116 R)
• M12: 6,574,527 km (0.069 R)
• M13: 7,521,183 km (0.034 R)
• M14: 9,241,558 km (0.069 R)
• M15: 11,210,266 km (0.102 R)
• M16: 15,150,973 km (0.064 R)
• M17: 16,008,019 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400

Radius: 12.2

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.29 AU - 4.49 AU

Year: 5296 Days

Day: 10.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,479,589 km

• M1: 151,842 km (0.113 R)
• M2: 578,944 km (0.118 R)
• M3: 1,006,046 km (0.11 R)
• M4: 1,472,342 km (0.083 R)
• M5: 2,042,310 km (0.111 R)
• M6: 2,464,775 km (0.116 R)
• M7: 2,946,031 km (0.083 R)
• M8: 4,122,020 km (0.116 R)
• M9: 4,608,961 km (0.108 R)
• M10: 6,764,816 km (0.048 R)
• M11: 7,246,222 km (0.088 R)
• M12: 7,993,613 km (0.096 R)
• M13: 9,642,181 km (0.08 R)
• M14: 10,589,285 km (0.039 R)
• M15: 12,860,929 km (0.106 R)
• M16: 13,401,276 km (0.107 R)
• M17: 15,605,451 km (0.054 R)
• M18: 16,163,900 km (0.116 R)
• M19: 18,594,567 km (0.09 R)
• M20: 25,069,162 km (0.111 R)
• M21: 26,224,956 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.6

Radius: 13.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.89 AU - 4.57 AU

Year: 6005 Days

Day: 8.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,479,589 km

• M1: 171,589 km (0.084 R)
• M2: 683,812 km (0.103 R)
• M3: 1,171,950 km (0.112 R)
• M4: 1,684,322 km (0.03 R)
• M5: 2,916,261 km (0.085 R)
• M6: 3,964,792 km (0.108 R)
• M7: 7,596,729 km (0.038 R)
• M8: 9,075,355 km (0.107 R)
• M9: 10,780,322 km (0.036 R)
• M10: 11,554,192 km (0.103 R)
• M11: 13,750,139 km (0.07 R)
• M12: 15,665,141 km (0.116 R)
• M13: 17,113,248 km (0.069 R)
• M14: 18,831,829 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.1

Radius: 9.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.8 AU - 6.12 AU

Year: 8806 Days

Day: 10.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,479,589 km

• M1: 124,166 km (0.116 R)
• M2: 426,653 km (0.116 R)
• M3: 907,909 km (0.105 R)
• M4: 1,584,840 km (0.082 R)
• M5: 3,648,842 km (0.082 R)
• M6: 8,928,300 km (0.055 R)
• M7: 14,975,345 km (0.057 R)
• M8: 15,839,871 km (0.118 R)
• M9: 16,676,572 km (0.047 R)
• M10: 18,307,937 km (0.052 R)
• M11: 19,162,440 km (0.094 R)
• M12: 22,998,279 km (0.099 R)
• M13: 23,683,736 km (0.053 R)
• M14: 29,846,570 km (0.095 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 12,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit