🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.56 AU - 0.68 AU

Year: 315 Days

Day: 12.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.6

Radius: 12.9

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.01 AU - 1.27 AU

Year: 786 Days

Day: 12.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,255,479 km

• M1: 160,369 km (0.111 R)
• M2: 581,188 km (0.117 R)
• M3: 1,061,546 km (0.082 R)
• M4: 1,959,882 km (0.045 R)
• M5: 2,479,435 km (0.091 R)
• M6: 3,340,221 km (0.12 R)
• M7: 3,800,534 km (0.071 R)
• M8: 4,850,113 km (0.117 R)
• M9: 5,324,188 km (0.054 R)
• M10: 5,757,723 km (0.103 R)
• M11: 6,309,141 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.9

Radius: 9.4

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.25 AU - 1.59 AU

Year: 1093 Days

Day: 14.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,255,479 km

• M1: 116,986 km (0.071 R)
• M2: 874,100 km (0.101 R)
• M3: 1,456,036 km (0.105 R)
• M4: 1,827,039 km (0.033 R)
• M5: 2,642,796 km (0.064 R)
• M6: 3,024,271 km (0.112 R)
• M7: 3,597,978 km (0.068 R)
• M8: 3,950,132 km (0.116 R)
• M9: 4,394,587 km (0.075 R)
• M10: 4,738,513 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.1

Radius: 13.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.18 AU - 1.78 AU

Year: 1163 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,255,479 km

• M1: 167,998 km (0.038 R)
• M2: 626,815 km (0.098 R)
• M3: 1,073,814 km (0.085 R)
• M4: 2,087,189 km (0.114 R)
• M5: 2,708,619 km (0.12 R)
• M6: 3,147,539 km (0.072 R)
• M7: 4,137,129 km (0.046 R)
• M8: 4,950,493 km (0.077 R)
• M9: 5,446,858 km (0.081 R)
• M10: 6,356,264 km (0.03 R)
• M11: 7,041,422 km (0.051 R)
• M12: 9,819,754 km (0.12 R)
• M13: 10,382,541 km (0.084 R)
• M14: 11,300,623 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 10.1

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.69 AU - 3.05 AU

Year: 3139 Days

Day: 10.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,255,479 km

• M1: 125,662 km (0.104 R)
• M2: 869,313 km (0.083 R)
• M3: 1,789,789 km (0.055 R)
• M4: 2,180,389 km (0.099 R)
• M5: 2,740,783 km (0.089 R)
• M6: 3,977,658 km (0.107 R)
• M7: 5,447,457 km (0.081 R)
• M8: 7,060,421 km (0.082 R)
• M9: 7,807,513 km (0.067 R)
• M10: 10,407,225 km (0.062 R)
• M11: 11,244,973 km (0.026 R)
• M12: 11,947,036 km (0.073 R)
• M13: 13,007,236 km (0.106 R)
• M14: 13,438,676 km (0.047 R)
• M15: 14,179,036 km (0.104 R)
• M16: 15,260,928 km (0.058 R)
• M17: 16,012,208 km (0.101 R)
• M18: 16,900,819 km (0.078 R)
• M19: 17,763,401 km (0.118 R)
• M20: 18,534,428 km (0.054 R)
• M21: 20,851,250 km (0.112 R)
• M22: 22,590,475 km (0.094 R)
• M23: 23,566,003 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.7

Radius: 10.6

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.01 AU - 4.41 AU

Year: 5577 Days

Day: 10.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,255,479 km

• M1: 131,796 km (0.091 R)
• M2: 671,994 km (0.108 R)
• M3: 1,065,286 km (0.101 R)
• M4: 1,771,837 km (0.071 R)
• M5: 2,899,805 km (0.084 R)
• M6: 3,240,439 km (0.069 R)
• M7: 4,027,324 km (0.118 R)
• M8: 4,427,499 km (0.092 R)
• M9: 4,881,678 km (0.056 R)
• M10: 5,396,294 km (0.086 R)
• M11: 6,042,108 km (0.09 R)
• M12: 6,738,636 km (0.112 R)
• M13: 7,487,972 km (0.091 R)
• M14: 7,825,614 km (0.056 R)
• M15: 9,110,062 km (0.088 R)
• M16: 9,626,174 km (0.118 R)
• M17: 11,146,986 km (0.098 R)
• M18: 16,538,045 km (0.095 R)
• M19: 17,112,650 km (0.114 R)
• M20: 21,139,376 km (0.12 R)
• M21: 21,740,311 km (0.12 R)
• M22: 24,586,410 km (0.111 R)
• M23: 25,250,924 km (0.066 R)
• M24: 27,850,486 km (0.112 R)
• M25: 28,391,133 km (0.107 R)
• M26: 30,054,811 km (0.118 R)
• M27: 31,103,043 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691

Radius: 8.8

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.39 AU - 4.67 AU

Year: 6225 Days

Day: 14.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,255,479 km

• M1: 111,301 km (0.039 R)
• M2: 610,808 km (0.109 R)
• M3: 988,244 km (0.081 R)
• M4: 1,319,902 km (0.098 R)
• M5: 2,214,048 km (0.089 R)
• M6: 2,624,695 km (0.06 R)
• M7: 2,906,836 km (0.061 R)
• M8: 3,532,455 km (0.074 R)
• M9: 4,347,165 km (0.109 R)
• M10: 5,922,430 km (0.094 R)
• M11: 9,528,487 km (0.069 R)
• M12: 11,143,994 km (0.065 R)
• M13: 12,144,954 km (0.106 R)
• M14: 14,325,043 km (0.079 R)
• M15: 15,751,609 km (0.084 R)
• M16: 18,815,373 km (0.047 R)
• M17: 27,493,994 km (0.049 R)
• M18: 27,941,890 km (0.114 R)
• M19: 29,782,542 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.9

Radius: 7.1

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.36 AU - 6.8 AU

Year: 9680 Days

Day: 20.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,255,479 km

• M1: 88,412 km (0.104 R)
• M2: 634,744 km (0.103 R)
• M3: 1,062,743 km (0.031 R)
• M4: 1,581,997 km (0.1 R)
• M5: 1,842,298 km (0.094 R)
• M6: 2,411,218 km (0.1 R)
• M7: 3,377,322 km (0.095 R)
• M8: 4,371,549 km (0.105 R)
• M9: 5,757,573 km (0.092 R)
• M10: 6,266,056 km (0.109 R)
• M11: 6,843,654 km (0.092 R)
• M12: 7,289,306 km (0.111 R)
• M13: 7,840,873 km (0.073 R)
• M14: 8,193,775 km (0.079 R)
• M15: 11,922,053 km (0.053 R)
• M16: 14,315,020 km (0.104 R)
• M17: 15,383,299 km (0.087 R)
• M18: 17,527,934 km (0.114 R)
• M19: 19,381,152 km (0.101 R)
• M20: 21,191,286 km (0.087 R)
• M21: 22,050,277 km (0.103 R)
• M22: 22,488,300 km (0.105 R)
• M23: 23,472,504 km (0.099 R)
• M24: 26,204,311 km (0.106 R)
• M25: 26,695,740 km (0.109 R)
• M26: 28,619,718 km (0.079 R)
• M27: 38,113,798 km (0.118 R)
• M28: 39,897,902 km (0.035 R)
• M29: 47,592,319 km (0.089 R)
• M30: 48,177,097 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.4

Radius: 4.1

Gravity: 11.92 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.26 AU - 9.54 AU

Year: 15719 Days

Day: 15.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,255,479 km

• M1: 51,013 km (0.079 R)
• M2: 233,672 km (0.085 R)
• M3: 521,049 km (0.108 R)
• M4: 906,114 km (0.113 R)
• M5: 1,154,148 km (0.109 R)
• M6: 1,368,521 km (0.065 R)
• M7: 2,780,426 km (0.085 R)
• M8: 6,593,825 km (0.089 R)
• M9: 8,348,160 km (0.088 R)
• M10: 12,630,099 km (0.101 R)
• M11: 21,968,148 km (0.092 R)
• M12: 24,530,760 km (0.114 R)
• M13: 29,033,955 km (0.105 R)
• M14: 38,066,225 km (0.108 R)
• M15: 41,364,709 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.3

Radius: 4.5

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.44 AU - 11.66 AU

Year: 22126 Days

Day: 20.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,255,479 km

• M1: 58,792 km (0.062 R)
• M2: 335,698 km (0.074 R)
• M3: 512,223 km (0.098 R)
• M4: 833,111 km (0.089 R)
• M5: 994,826 km (0.062 R)
• M6: 1,153,400 km (0.104 R)
• M7: 2,615,270 km (0.065 R)
• M8: 2,965,778 km (0.116 R)
• M9: 3,396,769 km (0.099 R)
• M10: 3,813,848 km (0.112 R)
• M11: 5,170,102 km (0.116 R)
• M12: 7,783,428 km (0.091 R)
• M13: 9,027,932 km (0.08 R)
• M14: 9,223,008 km (0.079 R)
• M15: 12,257,302 km (0.086 R)
• M16: 12,436,520 km (0.112 R)
• M17: 14,927,025 km (0.064 R)
• M18: 16,469,230 km (0.04 R)
• M19: 17,129,555 km (0.099 R)
• M20: 19,377,412 km (0.034 R)
• M21: 20,279,188 km (0.1 R)
• M22: 20,952,229 km (0.107 R)
• M23: 21,122,771 km (0.1 R)
• M24: 28,209,970 km (0.071 R)
• M25: 37,478,755 km (0.115 R)
• M26: 39,782,263 km (0.065 R)
• M27: 40,175,256 km (0.026 R)
• M28: 43,689,310 km (0.036 R)
• M29: 44,528,405 km (0.09 R)
• M30: 51,476,328 km (0.09 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 12,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit