🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.1

Radius: 13.3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.7 AU - 0.8 AU

Year: 448 Days

Day: 11.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,406,110 km

• M1: 165,605 km (0.063 R)
• M2: 583,731 km (0.077 R)
• M3: 1,004,699 km (0.101 R)
• M4: 1,459,926 km (0.106 R)
• M5: 2,012,839 km (0.105 R)
• M6: 2,550,195 km (0.043 R)
• M7: 3,626,552 km (0.113 R)
• M8: 4,154,333 km (0.065 R)
• M9: 4,625,417 km (0.104 R)
• M10: 5,165,166 km (0.061 R)
• M11: 5,711,497 km (0.118 R)
• M12: 6,258,427 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.6

Radius: 8.1

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.42 AU - 1.98 AU

Year: 1530 Days

Day: 11.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,406,110 km

• M1: 100,679 km (0.092 R)
• M2: 475,871 km (0.115 R)
• M3: 805,136 km (0.072 R)
• M4: 1,294,470 km (0.09 R)
• M5: 1,981,125 km (0.101 R)
• M6: 2,266,408 km (0.093 R)
• M7: 2,647,733 km (0.036 R)
• M8: 2,995,249 km (0.112 R)
• M9: 3,455,711 km (0.069 R)
• M10: 3,746,978 km (0.106 R)
• M11: 4,639,180 km (0.097 R)
• M12: 4,909,353 km (0.096 R)
• M13: 6,523,963 km (0.103 R)
• M14: 6,917,106 km (0.113 R)
• M15: 7,494,105 km (0.057 R)
• M16: 7,750,965 km (0.096 R)
• M17: 9,060,694 km (0.091 R)
• M18: 10,057,764 km (0.093 R)
• M19: 10,762,071 km (0.092 R)
• M20: 12,706,544 km (0.085 R)
• M21: 13,154,739 km (0.101 R)
• M22: 13,529,332 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264

Radius: 10.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.49 AU - 2.87 AU

Year: 3028 Days

Day: 5.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,406,110 km

• M1: 136,433 km (0.068 R)
• M2: 737,817 km (0.054 R)
• M3: 1,392,906 km (0.036 R)
• M4: 3,038,931 km (0.078 R)
• M5: 3,504,031 km (0.047 R)
• M6: 4,128,602 km (0.091 R)
• M7: 4,868,064 km (0.106 R)
• M8: 6,127,828 km (0.081 R)
• M9: 6,954,506 km (0.111 R)
• M10: 8,860,682 km (0.07 R)
• M11: 9,917,142 km (0.108 R)
• M12: 12,883,069 km (0.102 R)
• M13: 13,506,444 km (0.114 R)
• M14: 13,890,013 km (0.118 R)
• M15: 14,679,141 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.3

Radius: 9.1

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.48 AU - 3.56 AU

Year: 4559 Days

Day: 14.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,406,110 km

• M1: 113,844 km (0.095 R)
• M2: 719,865 km (0.11 R)
• M3: 1,555,369 km (0.117 R)
• M4: 1,947,914 km (0.04 R)
• M5: 2,591,334 km (0.046 R)
• M6: 3,206,780 km (0.086 R)
• M7: 3,581,822 km (0.105 R)
• M8: 4,623,472 km (0.12 R)
• M9: 7,541,677 km (0.05 R)
• M10: 9,870,617 km (0.114 R)
• M11: 10,988,562 km (0.063 R)
• M12: 11,698,553 km (0.109 R)
• M13: 12,897,880 km (0.109 R)
• M14: 13,580,794 km (0.05 R)
• M15: 14,177,241 km (0.094 R)
• M16: 14,847,738 km (0.06 R)
• M17: 16,433,625 km (0.098 R)
• M18: 17,048,622 km (0.12 R)
• M19: 17,742,756 km (0.06 R)
• M20: 18,852,473 km (0.062 R)
• M21: 19,938,554 km (0.05 R)
• M22: 21,499,308 km (0.118 R)
• M23: 22,609,025 km (0.105 R)
• M24: 23,990,711 km (0.108 R)
• M25: 25,836,899 km (0.088 R)
• M26: 27,517,631 km (0.11 R)
• M27: 28,384,850 km (0.12 R)
• M28: 31,188,912 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.8

Radius: 13.4

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.25 AU - 4.71 AU

Year: 6545 Days

Day: 6.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 90.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,406,110 km

• M1: 168,746 km (0.053 R)
• M2: 736,919 km (0.099 R)
• M3: 1,308,383 km (0.112 R)
• M4: 2,123,392 km (0.108 R)
• M5: 2,800,323 km (0.108 R)
• M6: 3,433,421 km (0.104 R)
• M7: 4,160,466 km (0.096 R)
• M8: 5,076,753 km (0.117 R)
• M9: 5,857,355 km (0.098 R)
• M10: 6,397,852 km (0.094 R)
• M11: 7,120,410 km (0.114 R)
• M12: 7,658,065 km (0.104 R)
• M13: 8,989,336 km (0.11 R)
• M14: 9,849,973 km (0.081 R)
• M15: 12,432,481 km (0.071 R)
• M16: 13,157,133 km (0.108 R)
• M17: 15,949,527 km (0.101 R)
• M18: 17,484,401 km (0.095 R)
• M19: 18,537,271 km (0.071 R)
• M20: 20,081,719 km (0.036 R)
• M21: 21,393,543 km (0.093 R)
• M22: 21,950,047 km (0.061 R)
• M23: 22,597,806 km (0.097 R)
• M24: 23,175,104 km (0.03 R)
• M25: 24,617,975 km (0.088 R)
• M26: 28,725,933 km (0.118 R)
• M27: 35,324,844 km (0.025 R)
• M28: 35,990,854 km (0.117 R)
• M29: 37,119,720 km (0.094 R)
• M30: 39,329,430 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 16,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit