🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.44 AU - 0.56 AU

Year: 225 Days

Day: 21.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,471,896 km

• M1: 27,975 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.3

Radius: 15

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.88 AU - 1 AU

Year: 579 Days

Day: 14.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 76,471,896 km

• M1: 186,549 km (0.093 R)
• M2: 795,861 km (0.117 R)
• M3: 1,507,498 km (0.083 R)
• M4: 2,764,120 km (0.098 R)
• M5: 4,751,976 km (0.115 R)
• M6: 5,447,008 km (0.062 R)

Asteroid Belt

Center: 1.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.3

Radius: 10.7

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.43 AU - 1.67 AU

Year: 1227 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,471,896 km

• M1: 133,142 km (0.086 R)
• M2: 572,212 km (0.117 R)
• M3: 1,169,257 km (0.061 R)
• M4: 1,679,834 km (0.1 R)
• M5: 2,074,174 km (0.093 R)
• M6: 2,407,179 km (0.046 R)
• M7: 2,762,923 km (0.12 R)
• M8: 3,183,443 km (0.093 R)
• M9: 4,136,381 km (0.077 R)
• M10: 4,650,699 km (0.069 R)
• M11: 5,697,435 km (0.066 R)
• M12: 6,194,848 km (0.084 R)
• M13: 8,195,570 km (0.109 R)
• M14: 9,281,650 km (0.082 R)
• M15: 10,796,478 km (0.111 R)
• M16: 11,382,902 km (0.042 R)
• M17: 12,173,377 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.2

Radius: 10.1

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.47 AU - 1.63 AU

Year: 1227 Days

Day: 9.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,471,896 km

• M1: 125,662 km (0.081 R)
• M2: 458,667 km (0.103 R)
• M3: 807,380 km (0.11 R)
• M4: 1,149,360 km (0.108 R)
• M5: 1,544,897 km (0.095 R)
• M6: 2,020,170 km (0.106 R)
• M7: 2,401,794 km (0.07 R)
• M8: 3,014,846 km (0.079 R)
• M9: 3,830,005 km (0.107 R)
• M10: 4,144,459 km (0.118 R)
• M11: 4,476,118 km (0.108 R)
• M12: 4,865,521 km (0.11 R)
• M13: 5,579,552 km (0.101 R)
• M14: 6,077,862 km (0.093 R)
• M15: 7,008,361 km (0.108 R)
• M16: 7,481,090 km (0.107 R)
• M17: 8,031,162 km (0.106 R)
• M18: 8,816,251 km (0.073 R)
• M19: 10,915,857 km (0.082 R)
• M20: 11,842,317 km (0.059 R)
• M21: 12,287,221 km (0.119 R)
• M22: 13,210,539 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.7

Radius: 13.1

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.74 AU - 2.6 AU

Year: 2032 Days

Day: 8.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,471,896 km

• M1: 163,211 km (0.088 R)
• M2: 837,299 km (0.12 R)
• M3: 1,719,777 km (0.1 R)
• M4: 2,479,286 km (0.079 R)
• M5: 2,998,689 km (0.053 R)
• M6: 4,161,663 km (0.085 R)
• M7: 5,032,024 km (0.09 R)
• M8: 5,970,601 km (0.111 R)
• M9: 7,889,941 km (0.051 R)
• M10: 10,553,382 km (0.042 R)
• M11: 11,074,730 km (0.038 R)
• M12: 12,331,053 km (0.059 R)
• M13: 13,036,108 km (0.107 R)
• M14: 13,723,959 km (0.094 R)
• M15: 15,982,438 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.4

Radius: 10.1

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.92 AU - 4.76 AU

Year: 4784 Days

Day: 10.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,471,896 km

• M1: 125,662 km (0.12 R)
• M2: 464,053 km (0.028 R)
• M3: 778,807 km (0.051 R)
• M4: 1,114,953 km (0.034 R)
• M5: 1,832,724 km (0.075 R)
• M6: 2,768,907 km (0.041 R)
• M7: 4,560,491 km (0.066 R)
• M8: 5,453,142 km (0.117 R)
• M9: 6,175,101 km (0.112 R)
• M10: 6,661,444 km (0.117 R)
• M11: 7,081,066 km (0.077 R)
• M12: 7,582,218 km (0.095 R)
• M13: 7,907,295 km (0.063 R)
• M14: 8,481,302 km (0.112 R)
• M15: 9,637,394 km (0.095 R)
• M16: 10,772,991 km (0.108 R)
• M17: 11,101,359 km (0.064 R)
• M18: 11,692,270 km (0.111 R)
• M19: 12,663,011 km (0.095 R)
• M20: 14,316,815 km (0.054 R)
• M21: 16,977,862 km (0.107 R)
• M22: 18,337,557 km (0.118 R)
• M23: 22,052,222 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.5

Radius: 13.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.57 AU - 6.11 AU

Year: 8973 Days

Day: 12.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,471,896 km

• M1: 166,652 km (0.108 R)
• M2: 614,698 km (0.047 R)
• M3: 1,236,576 km (0.089 R)
• M4: 1,995,336 km (0.069 R)
• M5: 3,265,572 km (0.067 R)
• M6: 3,716,310 km (0.097 R)
• M7: 4,724,301 km (0.085 R)
• M8: 5,553,821 km (0.047 R)
• M9: 6,452,605 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649

Radius: 4

Gravity: 40.56 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.72 AU - 9.8 AU

Year: 17916 Days

Day: 15.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,471,896 km

• M1: 50,414 km (0.087 R)
• M2: 228,137 km (0.066 R)
• M3: 665,262 km (0.12 R)
• M4: 1,070,373 km (0.053 R)
• M5: 1,200,373 km (0.108 R)
• M6: 1,370,616 km (0.11 R)
• M7: 4,763,047 km (0.1 R)
• M8: 13,242,703 km (0.036 R)
• M9: 13,801,152 km (0.066 R)
• M10: 15,114,621 km (0.068 R)
• M11: 15,417,407 km (0.098 R)
• M12: 18,498,824 km (0.06 R)
• M13: 19,107,837 km (0.037 R)
• M14: 19,461,935 km (0.048 R)
• M15: 22,551,131 km (0.099 R)
• M16: 27,830,440 km (0.091 R)
• M17: 47,180,775 km (0.095 R)
• M18: 47,827,187 km (0.098 R)
• M19: 51,147,662 km (0.062 R)
• M20: 55,152,546 km (0.084 R)
• M21: 59,173,887 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599.5

Radius: 7.1

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 9.28 AU - 11.66 AU

Year: 21540 Days

Day: 23.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,471,896 km

• M1: 97,837 km (0.086 R)
• M2: 1,197,980 km (0.118 R)
• M3: 1,951,205 km (0.098 R)
• M4: 3,448,231 km (0.072 R)
• M5: 4,246,635 km (0.098 R)
• M6: 5,124,924 km (0.118 R)
• M7: 5,747,401 km (0.103 R)
• M8: 7,048,752 km (0.1 R)
• M9: 16,587,113 km (0.103 R)
• M10: 17,003,144 km (0.087 R)
• M11: 17,597,048 km (0.119 R)
• M12: 19,187,722 km (0.098 R)
• M13: 26,513,081 km (0.063 R)
• M14: 30,541,602 km (0.098 R)
• M15: 30,790,533 km (0.048 R)
• M16: 37,891,645 km (0.109 R)
• M17: 39,638,349 km (0.105 R)
• M18: 44,079,910 km (0.116 R)
• M19: 45,199,650 km (0.106 R)
• M20: 48,842,209 km (0.116 R)
• M21: 58,794,806 km (0.068 R)
• M22: 61,330,041 km (0.083 R)
• M23: 64,549,088 km (0.116 R)
• M24: 67,878,987 km (0.12 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: 327 - 12,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit