🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.58 AU

Year: 256 Days

Day: 26.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.6

Radius: 13.2

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.61 AU - 0.85 AU

Year: 403 Days

Day: 5.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,612,385 km

• M1: 164,109 km (0.108 R)
• M2: 636,240 km (0.047 R)
• M3: 1,074,711 km (0.107 R)
• M4: 1,488,349 km (0.086 R)
• M5: 2,145,832 km (0.101 R)
• M6: 2,727,618 km (0.113 R)
• M7: 3,248,967 km (0.098 R)
• M8: 3,695,965 km (0.06 R)
• M9: 4,394,138 km (0.117 R)
• M10: 5,504,753 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.9

Radius: 8.3

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.78 AU - 0.98 AU

Year: 533 Days

Day: 14.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,612,385 km

• M1: 103,223 km (0.034 R)
• M2: 451,337 km (0.114 R)
• M3: 778,956 km (0.103 R)
• M4: 1,037,162 km (0.069 R)
• M5: 2,910,427 km (0.11 R)
• M6: 4,110,650 km (0.099 R)
• M7: 4,621,377 km (0.109 R)
• M8: 4,963,657 km (0.088 R)
• M9: 5,681,578 km (0.113 R)
• M10: 6,074,721 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.5

Radius: 14.6

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.92 AU - 0.96 AU

Year: 588 Days

Day: 7 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,612,385 km

• M1: 181,911 km (0.119 R)
• M2: 848,519 km (0.108 R)
• M3: 1,648,269 km (0.05 R)
• M4: 2,156,902 km (0.057 R)
• M5: 3,925,299 km (0.076 R)
• M6: 4,709,191 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.3

Radius: 8.4

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.73 AU - 1.15 AU

Year: 588 Days

Day: 8.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,612,385 km

• M1: 104,569 km (0.068 R)
• M2: 436,078 km (0.117 R)
• M3: 1,095,056 km (0.092 R)
• M4: 1,500,018 km (0.076 R)
• M5: 2,270,896 km (0.12 R)
• M6: 2,638,308 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.3

Radius: 11.7

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.45 AU - 5.25 AU

Year: 5858 Days

Day: 9.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,612,385 km

• M1: 145,559 km (0.11 R)
• M2: 544,087 km (0.069 R)
• M3: 915,389 km (0.096 R)
• M4: 1,437,187 km (0.12 R)
• M5: 2,421,990 km (0.097 R)
• M6: 3,162,050 km (0.073 R)
• M7: 5,328,826 km (0.075 R)
• M8: 5,751,589 km (0.096 R)
• M9: 8,984,250 km (0.095 R)
• M10: 11,386,642 km (0.094 R)
• M11: 14,048,287 km (0.117 R)
• M12: 14,858,360 km (0.097 R)
• M13: 17,153,341 km (0.095 R)
• M14: 17,530,626 km (0.117 R)
• M15: 18,525,901 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.5

Radius: 15

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.86 AU - 5.5 AU

Year: 6537 Days

Day: 8.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 80.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,612,385 km

• M1: 189,989 km (0.118 R)
• M2: 735,872 km (0.066 R)
• M3: 1,369,419 km (0.053 R)
• M4: 2,175,003 km (0.077 R)
• M5: 6,897,659 km (0.081 R)
• M6: 7,609,894 km (0.05 R)
• M7: 9,265,643 km (0.051 R)
• M8: 11,151,025 km (0.115 R)
• M9: 17,478,866 km (0.11 R)
• M10: 21,882,578 km (0.097 R)
• M11: 23,030,891 km (0.107 R)
• M12: 25,364,618 km (0.112 R)
• M13: 33,507,829 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.6

Radius: 7.1

Gravity: 17.61 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.91 AU - 11.21 AU

Year: 17608 Days

Day: 18 Hours

Environment

Temp: -221 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,612,385 km

• M1: 88,263 km (0.099 R)
• M2: 783,145 km (0.098 R)
• M3: 1,249,142 km (0.098 R)
• M4: 1,723,517 km (0.11 R)
• M5: 2,205,521 km (0.09 R)
• M6: 2,677,054 km (0.12 R)
• M7: 3,295,940 km (0.116 R)
• M8: 4,708,144 km (0.108 R)
• M9: 5,889,818 km (0.063 R)
• M10: 6,660,546 km (0.073 R)
• M11: 7,305,014 km (0.107 R)
• M12: 8,348,608 km (0.095 R)
• M13: 9,488,395 km (0.102 R)
• M14: 9,774,426 km (0.093 R)
• M15: 16,528,171 km (0.114 R)
• M16: 19,576,228 km (0.057 R)
• M17: 20,797,694 km (0.102 R)
• M18: 21,574,257 km (0.028 R)
• M19: 22,069,276 km (0.036 R)
• M20: 26,082,389 km (0.089 R)
• M21: 29,453,876 km (0.114 R)
• M22: 30,805,194 km (0.041 R)
• M23: 34,835,211 km (0.095 R)
• M24: 46,172,784 km (0.073 R)
• M25: 49,862,317 km (0.093 R)
• M26: 54,653,188 km (0.095 R)
• M27: 58,393,434 km (0.1 R)
• M28: 59,936,237 km (0.06 R)
• M29: 62,700,956 km (0.097 R)
• M30: 66,587,658 km (0.115 R)
• M31: 67,636,488 km (0.11 R)
• M32: 68,483,512 km (0.087 R)
• M33: 69,982,782 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795

Radius: 3.1

Gravity: 82.73 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.09 AU - 10.55 AU

Year: 19869 Days

Day: 19.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 79,612,385 km

• M1: 38,596 km (0.101 R)
• M2: 346,469 km (0.067 R)
• M3: 734,226 km (0.095 R)
• M4: 885,919 km (0.11 R)
• M5: 2,123,243 km (0.106 R)
• M6: 2,502,024 km (0.094 R)
• M7: 2,770,104 km (0.102 R)
• M8: 4,404,909 km (0.097 R)
• M9: 4,795,210 km (0.113 R)
• M10: 4,905,464 km (0.058 R)
• M11: 5,017,513 km (0.118 R)
• M12: 5,603,487 km (0.088 R)
• M13: 6,018,622 km (0.093 R)
• M14: 7,050,697 km (0.084 R)
• M15: 8,300,139 km (0.034 R)
• M16: 9,866,428 km (0.069 R)
• M17: 10,971,059 km (0.031 R)
• M18: 12,155,575 km (0.064 R)
• M19: 12,292,158 km (0.074 R)
• M20: 18,457,984 km (0.086 R)
• M21: 19,841,166 km (0.09 R)
• M22: 23,019,821 km (0.112 R)
• M23: 25,615,045 km (0.109 R)
• M24: 26,179,328 km (0.116 R)
• M25: 28,040,326 km (0.114 R)
• M26: 32,545,914 km (0.116 R)
• M27: 32,809,506 km (0.102 R)
• M28: 35,663,534 km (0.116 R)
• M29: 39,420,685 km (0.07 R)
• M30: 46,866,171 km (0.084 R)
• M31: 50,299,741 km (0.071 R)
• M32: 52,982,031 km (0.061 R)
• M33: 57,086,398 km (0.075 R)
• M34: 57,854,733 km (0.108 R)
• M35: 60,797,323 km (0.066 R)
• M36: 66,766,128 km (0.095 R)
• M37: 74,932,825 km (0.059 R)
• M38: 75,853,600 km (0.119 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: 248 - 17,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit