🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.52 AU - 0.7 AU

Year: 308 Days

Day: 26.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,199,542 km

• M1: 76,594 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 12.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.66 AU - 0.72 AU

Year: 370 Days

Day: 12.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,199,542 km

• M1: 155,432 km (0.104 R)
• M2: 817,253 km (0.112 R)
• M3: 1,533,229 km (0.111 R)
• M4: 2,017,178 km (0.106 R)
• M5: 2,560,068 km (0.033 R)
• M6: 2,994,052 km (0.07 R)
• M7: 3,727,381 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.7

Radius: 10

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.61 AU - 0.83 AU

Year: 394 Days

Day: 11.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,199,542 km

• M1: 124,914 km (0.043 R)
• M2: 524,939 km (0.116 R)
• M3: 977,772 km (0.062 R)
• M4: 1,293,124 km (0.038 R)
• M5: 1,832,873 km (0.113 R)
• M6: 2,225,119 km (0.051 R)
• M7: 2,536,581 km (0.067 R)
• M8: 2,866,894 km (0.112 R)
• M9: 3,892,088 km (0.106 R)
• M10: 4,292,561 km (0.083 R)
• M11: 4,676,429 km (0.076 R)
• M12: 5,367,422 km (0.11 R)
• M13: 5,678,885 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.8

Radius: 12.2

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.84 AU - 1.14 AU

Year: 636 Days

Day: 14.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,199,542 km

• M1: 151,692 km (0.033 R)
• M2: 607,816 km (0.036 R)
• M3: 1,244,505 km (0.072 R)
• M4: 2,110,826 km (0.081 R)
• M5: 2,530,598 km (0.1 R)
• M6: 2,961,888 km (0.098 R)
• M7: 3,454,664 km (0.04 R)
• M8: 3,893,434 km (0.118 R)
• M9: 4,311,411 km (0.053 R)
• M10: 4,790,273 km (0.052 R)
• M11: 5,287,986 km (0.041 R)
• M12: 5,784,800 km (0.103 R)
• M13: 6,256,482 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.6

Radius: 8.3

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.16 AU - 1.26 AU

Year: 859 Days

Day: 9.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,199,542 km

• M1: 103,223 km (0.087 R)
• M2: 393,442 km (0.118 R)
• M3: 673,340 km (0.069 R)
• M4: 1,496,428 km (0.118 R)
• M5: 1,921,285 km (0.117 R)
• M6: 2,413,911 km (0.115 R)
• M7: 2,899,057 km (0.106 R)
• M8: 3,519,290 km (0.095 R)
• M9: 3,800,235 km (0.066 R)
• M10: 5,058,802 km (0.106 R)
• M11: 5,874,708 km (0.119 R)
• M12: 6,888,384 km (0.087 R)
• M13: 8,929,497 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.9

Radius: 14.5

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.96 AU - 1.46 AU

Year: 859 Days

Day: 8.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,199,542 km

• M1: 180,265 km (0.094 R)
• M2: 666,608 km (0.073 R)
• M3: 1,733,241 km (0.114 R)
• M4: 2,220,182 km (0.059 R)
• M5: 2,918,355 km (0.096 R)
• M6: 3,466,781 km (0.09 R)
• M7: 3,933,227 km (0.079 R)
• M8: 6,164,330 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.7

Radius: 8.8

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.51 AU - 1.63 AU

Year: 1270 Days

Day: 7.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,199,542 km

• M1: 109,655 km (0.091 R)
• M2: 427,252 km (0.113 R)
• M3: 868,416 km (0.109 R)
• M4: 1,510,340 km (0.097 R)
• M5: 1,945,969 km (0.11 R)
• M6: 2,742,428 km (0.09 R)
• M7: 3,889,694 km (0.084 R)
• M8: 5,518,217 km (0.11 R)
• M9: 6,821,513 km (0.097 R)
• M10: 7,770,413 km (0.086 R)
• M11: 8,234,914 km (0.094 R)
• M12: 11,736,103 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.4

Radius: 14.9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.89 AU - 2.63 AU

Year: 2194 Days

Day: 13.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,199,542 km

• M1: 186,100 km (0.112 R)
• M2: 785,688 km (0.096 R)
• M3: 1,472,043 km (0.071 R)
• M4: 2,014,485 km (0.109 R)
• M5: 2,491,104 km (0.109 R)
• M6: 3,342,615 km (0.114 R)
• M7: 4,000,247 km (0.104 R)
• M8: 4,678,075 km (0.115 R)
• M9: 5,479,920 km (0.09 R)
• M10: 5,952,649 km (0.063 R)
• M11: 7,874,084 km (0.088 R)
• M12: 8,413,235 km (0.114 R)
• M13: 9,460,270 km (0.073 R)
• M14: 10,554,728 km (0.088 R)
• M15: 12,060,281 km (0.071 R)
• M16: 13,391,253 km (0.08 R)
• M17: 13,977,827 km (0.108 R)
• M18: 16,858,483 km (0.087 R)
• M19: 17,757,118 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.4

Radius: 11.8

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.87 AU - 2.67 AU

Year: 2208 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,199,542 km

• M1: 146,756 km (0.111 R)
• M2: 1,124,976 km (0.05 R)
• M3: 1,853,218 km (0.041 R)
• M4: 2,689,770 km (0.09 R)
• M5: 3,538,738 km (0.038 R)
• M6: 4,157,624 km (0.109 R)
• M7: 4,646,061 km (0.084 R)
• M8: 5,244,153 km (0.101 R)
• M9: 6,183,478 km (0.114 R)
• M10: 7,142,401 km (0.104 R)
• M11: 7,972,370 km (0.115 R)
• M12: 9,283,595 km (0.107 R)
• M13: 11,370,186 km (0.095 R)
• M14: 12,631,595 km (0.119 R)
• M15: 13,432,094 km (0.103 R)
• M16: 14,408,369 km (0.1 R)
• M17: 18,005,899 km (0.069 R)
• M18: 18,451,850 km (0.062 R)
• M19: 19,366,043 km (0.069 R)

Planet 10 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.3

Radius: 8.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.92 AU - 3.66 AU

Year: 3853 Days

Day: 8.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 20,199,542 km

• M1: 108,309 km (0.107 R)
• M2: 494,870 km (0.106 R)
• M3: 843,433 km (0.099 R)
• M4: 1,237,025 km (0.102 R)
• M5: 1,750,594 km (0.111 R)
• M6: 2,167,673 km (0.036 R)
• M7: 2,500,977 km (0.068 R)
• M8: 2,933,165 km (0.047 R)
• M9: 3,236,849 km (0.077 R)
• M10: 3,848,555 km (0.094 R)
• M11: 4,361,676 km (0.096 R)
• M12: 5,399,735 km (0.11 R)
• M13: 5,780,013 km (0.091 R)
• M14: 6,651,121 km (0.098 R)
• M15: 7,390,584 km (0.111 R)
• M16: 8,315,846 km (0.049 R)
• M17: 9,460,420 km (0.097 R)
• M18: 10,550,091 km (0.107 R)
• M19: 12,446,842 km (0.077 R)
• M20: 13,247,340 km (0.079 R)
• M21: 16,009,515 km (0.101 R)
• M22: 18,844,844 km (0.099 R)
• M23: 19,602,856 km (0.103 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: 411 - 14,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit