🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.3

Radius: 8.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.62 AU - 0.72 AU

Year: 385 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,869,270 km

• M1: 106,962 km (0.067 R)
• M2: 387,458 km (0.114 R)
• M3: 699,669 km (0.081 R)
• M4: 1,077,105 km (0.093 R)
• M5: 1,356,254 km (0.075 R)
• M6: 1,690,905 km (0.093 R)
• M7: 2,118,904 km (0.082 R)
• M8: 3,445,538 km (0.085 R)
• M9: 3,722,893 km (0.068 R)
• M10: 4,161,214 km (0.036 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.1

Radius: 12.2

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.53 AU - 1.67 AU

Year: 1423 Days

Day: 14.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,869,270 km

• M1: 151,842 km (0.105 R)
• M2: 626,366 km (0.111 R)
• M3: 1,033,871 km (0.11 R)
• M4: 1,413,700 km (0.042 R)
• M5: 2,250,102 km (0.101 R)
• M6: 2,683,038 km (0.091 R)
• M7: 3,347,552 km (0.111 R)
• M8: 3,982,894 km (0.104 R)
• M9: 4,419,869 km (0.089 R)
• M10: 5,267,341 km (0.1 R)
• M11: 5,949,507 km (0.081 R)
• M12: 6,738,038 km (0.114 R)
• M13: 7,132,677 km (0.059 R)
• M14: 7,516,545 km (0.098 R)
• M15: 8,159,816 km (0.096 R)
• M16: 8,926,954 km (0.12 R)
• M17: 9,525,644 km (0.085 R)
• M18: 10,506,707 km (0.095 R)
• M19: 11,906,046 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731

Radius: 10.7

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.31 AU - 3.85 AU

Year: 3800 Days

Day: 12.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,869,270 km

• M1: 138,528 km (0.091 R)
• M2: 641,775 km (0.079 R)
• M3: 1,781,411 km (0.078 R)
• M4: 2,165,429 km (0.077 R)
• M5: 2,838,171 km (0.114 R)
• M6: 4,550,618 km (0.094 R)
• M7: 4,917,132 km (0.073 R)
• M8: 5,544,995 km (0.092 R)
• M9: 6,137,402 km (0.077 R)
• M10: 6,897,210 km (0.058 R)
• M11: 8,640,773 km (0.089 R)
• M12: 9,128,612 km (0.073 R)
• M13: 11,757,944 km (0.087 R)
• M14: 12,593,598 km (0.096 R)
• M15: 14,487,058 km (0.113 R)
• M16: 16,392,486 km (0.077 R)
• M17: 23,753,449 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.2

Radius: 9.2

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.6 AU - 3.92 AU

Year: 4137 Days

Day: 13.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,869,270 km

• M1: 114,891 km (0.076 R)
• M2: 413,339 km (0.094 R)
• M3: 852,109 km (0.114 R)
• M4: 1,188,106 km (0.07 R)
• M5: 1,509,443 km (0.089 R)
• M6: 2,153,013 km (0.111 R)
• M7: 2,473,451 km (0.071 R)
• M8: 2,808,401 km (0.12 R)
• M9: 3,695,815 km (0.119 R)
• M10: 4,440,214 km (0.092 R)
• M11: 4,784,738 km (0.11 R)
• M12: 8,112,244 km (0.066 R)
• M13: 8,933,835 km (0.078 R)
• M14: 9,975,186 km (0.048 R)
• M15: 10,829,689 km (0.055 R)
• M16: 12,393,286 km (0.116 R)
• M17: 14,418,991 km (0.089 R)
• M18: 16,656,227 km (0.101 R)
• M19: 17,309,820 km (0.032 R)
• M20: 24,512,210 km (0.11 R)
• M21: 25,748,486 km (0.092 R)
• M22: 26,622,287 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.3

Radius: 13.2

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.55 AU - 4.25 AU

Year: 5414 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,869,270 km

• M1: 165,455 km (0.081 R)
• M2: 625,618 km (0.093 R)
• M3: 1,123,031 km (0.096 R)
• M4: 1,727,855 km (0.044 R)
• M5: 2,376,213 km (0.086 R)
• M6: 3,023,672 km (0.109 R)
• M7: 3,948,785 km (0.106 R)
• M8: 4,999,112 km (0.104 R)
• M9: 6,163,432 km (0.058 R)
• M10: 6,690,466 km (0.081 R)
• M11: 7,211,964 km (0.116 R)
• M12: 9,618,245 km (0.119 R)
• M13: 10,193,300 km (0.06 R)
• M14: 11,363,903 km (0.097 R)
• M15: 11,906,495 km (0.12 R)
• M16: 12,779,099 km (0.075 R)
• M17: 13,529,332 km (0.117 R)
• M18: 14,767,554 km (0.099 R)
• M19: 16,326,663 km (0.083 R)
• M20: 18,326,038 km (0.109 R)
• M21: 23,670,721 km (0.086 R)
• M22: 25,132,741 km (0.098 R)
• M23: 25,549,372 km (0.115 R)
• M24: 26,913,555 km (0.028 R)
• M25: 28,057,230 km (0.103 R)
• M26: 29,879,781 km (0.101 R)
• M27: 31,010,442 km (0.052 R)
• M28: 33,457,564 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.2

Radius: 6.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.02 AU - 8.8 AU

Year: 15638 Days

Day: 23 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,869,270 km

• M1: 86,468 km (0.049 R)
• M2: 314,604 km (0.072 R)
• M3: 598,541 km (0.109 R)
• M4: 1,192,445 km (0.038 R)
• M5: 1,685,519 km (0.117 R)
• M6: 2,108,881 km (0.091 R)
• M7: 4,922,967 km (0.093 R)
• M8: 6,809,994 km (0.119 R)
• M9: 9,620,639 km (0.064 R)
• M10: 10,254,485 km (0.103 R)
• M11: 11,279,979 km (0.081 R)
• M12: 14,060,105 km (0.114 R)
• M13: 18,972,750 km (0.103 R)
• M14: 20,171,178 km (0.033 R)
• M15: 24,144,947 km (0.034 R)
• M16: 24,763,384 km (0.089 R)
• M17: 25,951,042 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 13,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit