🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.78 AU - 1.26 AU

Year: 374 Days

Day: 33.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,697,343 km

• M1: 30,069 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.15 AU - 4.25 AU

Year: 3128 Days

Day: 37.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,697,343 km

• M1: 3,318,530 km (0.061 R)

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.2

Radius: 12.5

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.23 AU - 6.13 AU

Year: 4920 Days

Day: 10.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,697,343 km

• M1: 155,432 km (0.101 R)
• M2: 544,985 km (0.116 R)
• M3: 987,944 km (0.041 R)
• M4: 1,475,783 km (0.04 R)
• M5: 1,906,176 km (0.067 R)
• M6: 2,613,176 km (0.086 R)
• M7: 3,233,857 km (0.072 R)
• M8: 3,863,963 km (0.09 R)
• M9: 4,574,852 km (0.1 R)
• M10: 5,817,113 km (0.109 R)
• M11: 6,912,170 km (0.094 R)
• M12: 8,805,929 km (0.093 R)
• M13: 10,587,789 km (0.08 R)
• M14: 13,849,172 km (0.07 R)
• M15: 16,536,848 km (0.045 R)
• M16: 17,545,586 km (0.091 R)
• M17: 18,975,144 km (0.082 R)
• M18: 24,251,760 km (0.082 R)
• M19: 27,224,718 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 13.8

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.9 AU - 8.34 AU

Year: 6905 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,697,343 km

• M1: 178,919 km (0.105 R)
• M2: 810,072 km (0.1 R)
• M3: 1,519,914 km (0.053 R)
• M4: 1,950,008 km (0.112 R)
• M5: 2,623,348 km (0.1 R)
• M6: 3,448,081 km (0.043 R)
• M7: 4,335,197 km (0.086 R)
• M8: 5,017,213 km (0.031 R)
• M9: 6,026,251 km (0.08 R)
• M10: 6,985,024 km (0.047 R)
• M11: 7,426,038 km (0.116 R)
• M12: 9,827,234 km (0.09 R)
• M13: 10,572,082 km (0.114 R)
• M14: 11,056,479 km (0.05 R)
• M15: 11,505,123 km (0.059 R)
• M16: 13,199,918 km (0.111 R)
• M17: 13,762,107 km (0.088 R)
• M18: 14,874,666 km (0.098 R)
• M19: 18,157,292 km (0.084 R)
• M20: 18,853,520 km (0.026 R)
• M21: 21,125,164 km (0.115 R)
• M22: 21,585,178 km (0.106 R)
• M23: 22,130,163 km (0.109 R)
• M24: 23,903,197 km (0.108 R)
• M25: 24,824,420 km (0.111 R)
• M26: 30,954,941 km (0.093 R)
• M27: 31,748,408 km (0.111 R)
• M28: 36,248,013 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.7

Radius: 8.2

Gravity: 10.61 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.63 AU - 9.19 AU

Year: 7331 Days

Day: 13.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,697,343 km

• M1: 102,026 km (0.084 R)
• M2: 695,780 km (0.036 R)
• M3: 1,442,273 km (0.051 R)
• M4: 1,720,076 km (0.084 R)
• M5: 3,435,814 km (0.037 R)
• M6: 3,789,464 km (0.039 R)
• M7: 4,351,802 km (0.081 R)
• M8: 4,738,064 km (0.105 R)
• M9: 5,390,909 km (0.092 R)
• M10: 6,410,867 km (0.119 R)
• M11: 6,729,810 km (0.111 R)
• M12: 7,991,069 km (0.11 R)
• M13: 8,656,182 km (0.093 R)
• M14: 9,090,315 km (0.116 R)
• M15: 14,687,818 km (0.103 R)
• M16: 17,605,725 km (0.11 R)
• M17: 17,882,481 km (0.077 R)
• M18: 21,433,934 km (0.067 R)
• M19: 22,633,559 km (0.079 R)
• M20: 23,625,094 km (0.025 R)
• M21: 24,645,202 km (0.092 R)
• M22: 25,429,394 km (0.099 R)
• M23: 30,686,712 km (0.094 R)
• M24: 33,674,331 km (0.067 R)
• M25: 34,423,517 km (0.081 R)
• M26: 36,066,401 km (0.105 R)
• M27: 38,221,358 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.7

Radius: 12.7

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.05 AU - 9.11 AU

Year: 7585 Days

Day: 9.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,697,343 km

• M1: 158,125 km (0.103 R)
• M2: 562,338 km (0.106 R)
• M3: 1,021,005 km (0.103 R)
• M4: 2,491,104 km (0.078 R)
• M5: 4,019,246 km (0.104 R)
• M6: 5,530,783 km (0.038 R)
• M7: 10,216,637 km (0.077 R)
• M8: 11,616,125 km (0.104 R)
• M9: 12,125,655 km (0.053 R)
• M10: 14,739,429 km (0.101 R)
• M11: 18,823,152 km (0.082 R)
• M12: 19,333,430 km (0.083 R)
• M13: 21,398,180 km (0.097 R)
• M14: 24,050,251 km (0.113 R)
• M15: 26,040,352 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937

Radius: 11.8

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.17 AU - 10.21 AU

Year: 10125 Days

Day: 8.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,697,343 km

• M1: 146,756 km (0.1 R)
• M2: 708,795 km (0.07 R)
• M3: 1,153,699 km (0.086 R)
• M4: 1,883,587 km (0.089 R)
• M5: 2,748,562 km (0.114 R)
• M6: 3,444,192 km (0.082 R)
• M7: 4,196,370 km (0.11 R)
• M8: 5,526,445 km (0.107 R)
• M9: 6,794,885 km (0.093 R)
• M10: 8,386,008 km (0.097 R)
• M11: 9,244,251 km (0.074 R)
• M12: 9,745,852 km (0.115 R)
• M13: 10,265,555 km (0.116 R)
• M14: 11,936,564 km (0.083 R)
• M15: 13,146,960 km (0.092 R)
• M16: 13,976,480 km (0.089 R)
• M17: 15,045,058 km (0.084 R)
• M18: 17,344,377 km (0.089 R)
• M19: 18,895,109 km (0.09 R)
• M20: 20,117,473 km (0.106 R)
• M21: 21,565,730 km (0.1 R)
• M22: 22,719,279 km (0.115 R)
• M23: 27,850,785 km (0.039 R)
• M24: 28,687,037 km (0.106 R)
• M25: 29,111,446 km (0.071 R)
• M26: 30,850,970 km (0.095 R)
• M27: 31,972,805 km (0.109 R)
• M28: 35,137,548 km (0.073 R)
• M29: 36,608,993 km (0.11 R)
• M30: 38,377,090 km (0.057 R)
• M31: 44,304,157 km (0.103 R)
• M32: 45,443,644 km (0.108 R)
• M33: 47,042,247 km (0.067 R)
• M34: 51,124,474 km (0.099 R)
• M35: 51,748,746 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143

Radius: 5.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.67 AU - 16.05 AU

Year: 16761 Days

Day: 18.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,697,343 km

• M1: 79,885 km (0.084 R)
• M2: 442,959 km (0.082 R)
• M3: 1,485,357 km (0.048 R)
• M4: 5,510,737 km (0.098 R)
• M5: 5,703,419 km (0.072 R)
• M6: 6,955,852 km (0.108 R)
• M7: 7,926,742 km (0.064 R)
• M8: 10,818,768 km (0.101 R)
• M9: 11,481,786 km (0.107 R)
• M10: 14,588,635 km (0.061 R)
• M11: 18,355,958 km (0.105 R)
• M12: 23,472,056 km (0.067 R)
• M13: 24,928,690 km (0.1 R)
• M14: 27,926,631 km (0.112 R)
• M15: 30,152,648 km (0.084 R)
• M16: 30,853,065 km (0.065 R)
• M17: 31,156,449 km (0.093 R)
• M18: 35,615,962 km (0.117 R)
• M19: 38,113,349 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.2

Radius: 5.2

Gravity: 19.31 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 15.55 AU - 21.79 AU

Year: 29319 Days

Day: 17.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,697,343 km

• M1: 190,588 km (0.089 R)
• M2: 392,096 km (0.045 R)
• M3: 955,482 km (0.117 R)
• M4: 1,183,918 km (0.081 R)
• M5: 1,713,943 km (0.082 R)
• M6: 2,161,540 km (0.061 R)
• M7: 2,389,228 km (0.066 R)
• M8: 2,582,807 km (0.113 R)
• M9: 6,752,848 km (0.091 R)
• M10: 7,042,918 km (0.076 R)
• M11: 8,124,062 km (0.109 R)
• M12: 13,867,274 km (0.111 R)
• M13: 16,403,257 km (0.087 R)
• M14: 19,232,302 km (0.114 R)
• M15: 19,815,136 km (0.118 R)
• M16: 22,477,080 km (0.109 R)
• M17: 28,000,084 km (0.106 R)
• M18: 29,638,031 km (0.117 R)
• M19: 35,364,937 km (0.119 R)
• M20: 41,949,038 km (0.113 R)
• M21: 43,092,714 km (0.119 R)
• M22: 52,060,059 km (0.094 R)
• M23: 53,570,698 km (0.111 R)
• M24: 53,761,585 km (0.106 R)
• M25: 57,875,227 km (0.11 R)
• M26: 58,277,646 km (0.103 R)
• M27: 73,801,566 km (0.088 R)
• M28: 74,750,017 km (0.11 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 10,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit