🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.7

Radius: 13.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.7 AU - 0.76 AU

Year: 431 Days

Day: 11.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,879,183 km

• M1: 166,652 km (0.118 R)
• M2: 712,535 km (0.083 R)
• M3: 1,131,259 km (0.108 R)
• M4: 1,591,871 km (0.092 R)
• M5: 2,081,954 km (0.115 R)
• M6: 2,882,003 km (0.106 R)
• M7: 3,867,255 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.8

Radius: 9.7

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.95 AU - 1.07 AU

Year: 701 Days

Day: 7.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,879,183 km

• M1: 120,576 km (0.082 R)
• M2: 433,086 km (0.099 R)
• M3: 859,889 km (0.11 R)
• M4: 1,266,944 km (0.112 R)
• M5: 1,693,897 km (0.12 R)
• M6: 2,134,762 km (0.074 R)
• M7: 2,441,138 km (0.103 R)
• M8: 3,345,308 km (0.109 R)
• M9: 4,085,817 km (0.056 R)
• M10: 4,698,570 km (0.065 R)
• M11: 5,644,028 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.5

Radius: 14

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.14 AU - 1.52 AU

Year: 1059 Days

Day: 6.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 22,879,183 km

• M1: 174,431 km (0.105 R)
• M2: 721,810 km (0.032 R)
• M3: 1,287,290 km (0.115 R)
• M4: 1,872,965 km (0.105 R)
• M5: 2,852,083 km (0.118 R)
• M6: 3,413,225 km (0.104 R)
• M7: 5,554,868 km (0.069 R)
• M8: 7,878,572 km (0.1 R)
• M9: 8,647,505 km (0.117 R)
• M10: 9,256,667 km (0.099 R)
• M11: 9,987,752 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636

Radius: 13.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.74 AU - 1.82 AU

Year: 1639 Days

Day: 12.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,879,183 km

• M1: 172,636 km (0.099 R)
• M2: 658,530 km (0.081 R)
• M3: 1,103,135 km (0.079 R)
• M4: 2,126,983 km (0.069 R)
• M5: 2,800,622 km (0.072 R)
• M6: 3,420,107 km (0.097 R)
• M7: 4,022,836 km (0.088 R)
• M8: 4,735,371 km (0.117 R)
• M9: 6,685,828 km (0.117 R)
• M10: 8,167,595 km (0.102 R)
• M11: 9,281,201 km (0.108 R)
• M12: 10,596,616 km (0.077 R)
• M13: 11,846,506 km (0.093 R)
• M14: 13,964,662 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.4

Radius: 14

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.1 AU - 2.12 AU

Year: 2116 Days

Day: 5.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,879,183 km

• M1: 174,132 km (0.115 R)
• M2: 988,842 km (0.1 R)
• M3: 1,912,160 km (0.071 R)
• M4: 4,880,780 km (0.066 R)
• M5: 6,999,086 km (0.03 R)
• M6: 7,463,587 km (0.092 R)
• M7: 7,979,850 km (0.103 R)
• M8: 8,454,972 km (0.09 R)
• M9: 10,031,734 km (0.114 R)
• M10: 11,044,212 km (0.109 R)
• M11: 12,753,368 km (0.108 R)
• M12: 14,586,092 km (0.057 R)
• M13: 15,786,465 km (0.089 R)
• M14: 17,260,303 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.2

Radius: 11.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.88 AU - 2.48 AU

Year: 2222 Days

Day: 5.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 22,879,183 km

• M1: 144,362 km (0.086 R)
• M2: 493,224 km (0.115 R)
• M3: 969,843 km (0.079 R)
• M4: 1,695,841 km (0.084 R)
• M5: 2,196,246 km (0.045 R)
• M6: 2,665,834 km (0.044 R)
• M7: 4,313,804 km (0.088 R)
• M8: 5,094,855 km (0.118 R)
• M9: 6,167,322 km (0.104 R)
• M10: 8,501,198 km (0.11 R)
• M11: 9,575,610 km (0.096 R)
• M12: 10,836,571 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.8

Radius: 9.3

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.95 AU - 3.01 AU

Year: 3551 Days

Day: 6.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 22,879,183 km

• M1: 116,088 km (0.112 R)
• M2: 422,464 km (0.083 R)
• M3: 774,319 km (0.094 R)
• M4: 1,195,437 km (0.06 R)
• M5: 1,583,493 km (0.092 R)
• M6: 1,989,352 km (0.053 R)
• M7: 2,375,016 km (0.117 R)
• M8: 2,859,862 km (0.1 R)
• M9: 6,223,870 km (0.114 R)
• M10: 7,054,437 km (0.111 R)
• M11: 8,541,440 km (0.097 R)
• M12: 9,528,188 km (0.116 R)
• M13: 9,951,400 km (0.114 R)
• M14: 10,752,796 km (0.076 R)
• M15: 12,529,420 km (0.107 R)
• M16: 13,947,757 km (0.111 R)
• M17: 14,695,747 km (0.115 R)
• M18: 15,947,881 km (0.114 R)
• M19: 16,326,064 km (0.105 R)
• M20: 16,821,084 km (0.081 R)
• M21: 18,073,517 km (0.09 R)
• M22: 18,544,002 km (0.076 R)
• M23: 18,962,428 km (0.094 R)
• M24: 19,817,978 km (0.05 R)
• M25: 21,084,623 km (0.106 R)
• M26: 22,136,147 km (0.079 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 17,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit