🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.55 AU - 0.57 AU

Year: 275 Days

Day: 16.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.5

Radius: 14.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.62 AU - 0.9 AU

Year: 435 Days

Day: 10.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 126 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 32,905,266 km

• M1: 185,352 km (0.115 R)
• M2: 671,395 km (0.087 R)
• M3: 1,236,726 km (0.057 R)
• M4: 1,854,864 km (0.102 R)

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.3

Radius: 11.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.1 AU - 1.48 AU

Year: 961 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,905,266 km

• M1: 144,212 km (0.058 R)
• M2: 553,363 km (0.045 R)
• M3: 947,254 km (0.059 R)
• M4: 1,379,592 km (0.111 R)
• M5: 2,125,487 km (0.114 R)
• M6: 2,682,439 km (0.068 R)
• M7: 3,201,843 km (0.062 R)
• M8: 3,847,059 km (0.098 R)
• M9: 4,526,832 km (0.091 R)
• M10: 5,963,420 km (0.114 R)
• M11: 6,808,648 km (0.112 R)
• M12: 7,493,507 km (0.092 R)
• M13: 8,123,912 km (0.111 R)
• M14: 9,027,783 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.4

Radius: 14.6

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.23 AU - 1.65 AU

Year: 1134 Days

Day: 8.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,905,266 km

• M1: 181,911 km (0.118 R)
• M2: 705,653 km (0.089 R)
• M3: 1,246,300 km (0.09 R)
• M4: 1,811,481 km (0.118 R)
• M5: 3,161,452 km (0.092 R)
• M6: 3,972,571 km (0.105 R)
• M7: 4,952,587 km (0.073 R)
• M8: 5,618,148 km (0.103 R)
• M9: 6,625,390 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.6

Radius: 11.3

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.62 AU - 2.3 AU

Year: 1800 Days

Day: 11.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,905,266 km

• M1: 140,622 km (0.084 R)
• M2: 608,415 km (0.094 R)
• M3: 985,102 km (0.075 R)
• M4: 1,366,128 km (0.108 R)
• M5: 1,724,415 km (0.11 R)
• M6: 2,077,166 km (0.11 R)
• M7: 2,465,822 km (0.105 R)
• M8: 3,050,600 km (0.078 R)
• M9: 3,490,268 km (0.104 R)
• M10: 3,883,112 km (0.1 R)
• M11: 4,286,278 km (0.066 R)
• M12: 7,217,499 km (0.054 R)
• M13: 8,326,917 km (0.065 R)
• M14: 9,481,513 km (0.111 R)
• M15: 10,046,395 km (0.064 R)
• M16: 10,810,840 km (0.102 R)
• M17: 12,416,324 km (0.104 R)
• M18: 13,461,116 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.4

Radius: 9.7

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2 AU - 2.94 AU

Year: 2547 Days

Day: 11 Hours

Environment

Temp: -188 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,905,266 km

• M1: 137,032 km (0.116 R)
• M2: 651,648 km (0.065 R)
• M3: 1,044,193 km (0.079 R)
• M4: 1,843,345 km (0.061 R)
• M5: 2,274,336 km (0.099 R)
• M6: 2,726,272 km (0.09 R)
• M7: 3,187,033 km (0.11 R)
• M8: 6,181,982 km (0.114 R)
• M9: 7,037,533 km (0.055 R)
• M10: 7,721,793 km (0.081 R)
• M11: 8,982,604 km (0.066 R)
• M12: 9,896,348 km (0.044 R)
• M13: 11,744,031 km (0.054 R)
• M14: 12,577,890 km (0.101 R)
• M15: 13,317,352 km (0.093 R)
• M16: 14,039,461 km (0.056 R)
• M17: 15,463,633 km (0.108 R)
• M18: 16,981,602 km (0.099 R)
• M19: 17,669,453 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.4

Radius: 10.4

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.42 AU - 3.38 AU

Year: 3240 Days

Day: 13 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,905,266 km

• M1: 129,402 km (0.083 R)
• M2: 506,090 km (0.087 R)
• M3: 863,479 km (0.104 R)
• M4: 1,456,186 km (0.116 R)
• M5: 1,894,059 km (0.089 R)
• M6: 2,332,380 km (0.029 R)
• M7: 2,837,722 km (0.078 R)
• M8: 4,090,155 km (0.091 R)
• M9: 4,687,799 km (0.055 R)
• M10: 5,368,170 km (0.066 R)
• M11: 6,715,748 km (0.061 R)
• M12: 7,452,517 km (0.116 R)
• M13: 7,873,635 km (0.091 R)
• M14: 8,657,827 km (0.093 R)
• M15: 9,307,082 km (0.077 R)
• M16: 10,301,908 km (0.074 R)
• M17: 12,100,673 km (0.062 R)
• M18: 12,683,356 km (0.063 R)
• M19: 14,594,469 km (0.107 R)
• M20: 15,306,705 km (0.103 R)
• M21: 17,696,082 km (0.118 R)
• M22: 18,330,377 km (0.085 R)
• M23: 20,638,373 km (0.106 R)
• M24: 21,083,726 km (0.055 R)
• M25: 21,993,729 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.6

Radius: 12.5

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.04 AU - 5.7 AU

Year: 7050 Days

Day: 13.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,905,266 km

• M1: 155,432 km (0.092 R)
• M2: 626,815 km (0.089 R)
• M3: 1,061,995 km (0.12 R)
• M4: 1,465,461 km (0.057 R)
• M5: 1,897,799 km (0.075 R)
• M6: 2,614,672 km (0.085 R)
• M7: 3,524,526 km (0.065 R)
• M8: 4,074,896 km (0.043 R)
• M9: 4,565,278 km (0.091 R)
• M10: 5,119,838 km (0.111 R)
• M11: 5,746,204 km (0.099 R)
• M12: 6,423,134 km (0.07 R)
• M13: 6,903,643 km (0.042 R)
• M14: 7,407,937 km (0.111 R)
• M15: 7,970,724 km (0.112 R)
• M16: 8,996,517 km (0.115 R)
• M17: 10,718,388 km (0.103 R)
• M18: 11,569,899 km (0.086 R)
• M19: 12,057,140 km (0.106 R)
• M20: 13,846,629 km (0.091 R)
• M21: 15,915,119 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284

Radius: 14

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.64 AU - 5.68 AU

Year: 8834 Days

Day: 11.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,905,266 km

• M1: 174,132 km (0.119 R)
• M2: 626,516 km (0.07 R)
• M3: 1,093,710 km (0.056 R)
• M4: 1,529,937 km (0.119 R)
• M5: 2,284,659 km (0.049 R)
• M6: 3,659,912 km (0.103 R)
• M7: 4,567,223 km (0.115 R)
• M8: 5,019,457 km (0.072 R)
• M9: 6,172,109 km (0.075 R)
• M10: 6,999,535 km (0.086 R)
• M11: 8,594,547 km (0.109 R)
• M12: 9,162,870 km (0.11 R)
• M13: 11,594,433 km (0.072 R)
• M14: 12,188,487 km (0.098 R)
• M15: 13,064,681 km (0.115 R)
• M16: 18,023,701 km (0.09 R)
• M17: 22,861,846 km (0.071 R)
• M18: 24,114,728 km (0.103 R)
• M19: 26,247,694 km (0.082 R)
• M20: 28,060,073 km (0.092 R)
• M21: 29,862,577 km (0.089 R)
• M22: 30,980,373 km (0.054 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 15,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit