🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.62 AU - 0.9 AU

Year: 251 Days

Day: 31.4 Hours

Environment

Temp: 82 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,654,257 km

• M1: 350,657 km (0.108 R)

Asteroid Belt

Center: 3.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22

Radius: 12.6

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.63 AU - 6.63 AU

Year: 5060 Days

Day: 11.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 143.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 89,654,257 km

• M1: 159,172 km (0.12 R)
• M2: 571,763 km (0.099 R)
• M3: 1,397,095 km (0.056 R)
• M4: 1,801,458 km (0.049 R)
• M5: 2,770,403 km (0.089 R)
• M6: 3,577,483 km (0.083 R)
• M7: 4,760,653 km (0.079 R)
• M8: 5,520,461 km (0.066 R)
• M9: 6,231,499 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.2

Radius: 8

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.1 AU - 6.58 AU

Year: 5345 Days

Day: 9.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 97.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,654,257 km

• M1: 99,483 km (0.075 R)
• M2: 513,121 km (0.115 R)
• M3: 833,410 km (0.075 R)
• M4: 1,931,009 km (0.062 R)
• M5: 3,424,894 km (0.066 R)
• M6: 5,182,220 km (0.05 R)
• M7: 14,796,127 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.2

Radius: 14.9

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.96 AU - 7.2 AU

Year: 5678 Days

Day: 12.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,654,257 km

• M1: 185,501 km (0.12 R)
• M2: 663,317 km (0.107 R)
• M3: 1,149,211 km (0.1 R)
• M4: 2,042,310 km (0.114 R)
• M5: 2,532,094 km (0.101 R)
• M6: 3,180,600 km (0.111 R)
• M7: 4,033,009 km (0.111 R)
• M8: 4,604,323 km (0.034 R)
• M9: 5,229,493 km (0.073 R)
• M10: 6,289,992 km (0.059 R)
• M11: 6,854,724 km (0.115 R)
• M12: 8,755,365 km (0.06 R)
• M13: 10,845,995 km (0.058 R)
• M14: 13,197,973 km (0.075 R)
• M15: 15,158,154 km (0.058 R)
• M16: 17,369,958 km (0.094 R)
• M17: 21,374,394 km (0.099 R)
• M18: 23,908,283 km (0.056 R)
• M19: 24,795,847 km (0.103 R)
• M20: 25,957,026 km (0.101 R)
• M21: 28,477,451 km (0.093 R)
• M22: 29,109,502 km (0.031 R)
• M23: 30,121,681 km (0.108 R)
• M24: 30,777,817 km (0.047 R)
• M25: 31,443,528 km (0.074 R)
• M26: 32,803,821 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.7

Radius: 13.1

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.3 AU - 8.42 AU

Year: 6805 Days

Day: 11.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,654,257 km

• M1: 181,313 km (0.067 R)
• M2: 680,820 km (0.052 R)
• M3: 1,333,964 km (0.076 R)
• M4: 2,368,433 km (0.116 R)
• M5: 4,707,247 km (0.062 R)
• M6: 5,340,494 km (0.113 R)
• M7: 7,511,159 km (0.097 R)
• M8: 8,296,399 km (0.11 R)
• M9: 9,531,479 km (0.093 R)
• M10: 11,231,060 km (0.077 R)
• M11: 12,205,690 km (0.054 R)
• M12: 13,235,821 km (0.102 R)
• M13: 14,381,890 km (0.095 R)
• M14: 16,351,795 km (0.038 R)
• M15: 17,401,673 km (0.085 R)
• M16: 20,520,340 km (0.1 R)
• M17: 21,278,053 km (0.106 R)
• M18: 21,741,507 km (0.108 R)
• M19: 23,580,963 km (0.086 R)
• M20: 25,695,828 km (0.041 R)
• M21: 26,576,211 km (0.037 R)
• M22: 30,397,390 km (0.065 R)
• M23: 31,681,687 km (0.047 R)
• M24: 32,796,341 km (0.091 R)
• M25: 35,319,010 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56

Radius: 11.6

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.35 AU - 9.67 AU

Year: 9402 Days

Day: 9.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,654,257 km

• M1: 145,110 km (0.106 R)
• M2: 593,455 km (0.057 R)
• M3: 1,293,124 km (0.116 R)
• M4: 1,938,489 km (0.068 R)
• M5: 3,162,649 km (0.062 R)
• M6: 5,613,062 km (0.112 R)
• M7: 6,885,092 km (0.103 R)
• M8: 7,855,384 km (0.036 R)
• M9: 9,088,220 km (0.032 R)
• M10: 10,561,759 km (0.099 R)
• M11: 11,193,810 km (0.061 R)
• M12: 11,767,369 km (0.088 R)
• M13: 12,840,284 km (0.025 R)
• M14: 13,423,417 km (0.115 R)
• M15: 17,246,690 km (0.091 R)
• M16: 17,846,278 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.1

Radius: 11.8

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.56 AU - 10.9 AU

Year: 10621 Days

Day: 9.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 89,654,257 km

• M1: 165,605 km (0.102 R)
• M2: 914,791 km (0.096 R)
• M3: 1,338,303 km (0.106 R)
• M4: 2,360,804 km (0.109 R)
• M5: 2,836,675 km (0.097 R)
• M6: 3,579,727 km (0.086 R)
• M7: 4,388,454 km (0.078 R)
• M8: 7,554,094 km (0.081 R)
• M9: 10,415,004 km (0.103 R)
• M10: 11,704,089 km (0.09 R)
• M11: 13,222,956 km (0.068 R)
• M12: 20,201,846 km (0.082 R)
• M13: 20,882,666 km (0.041 R)
• M14: 27,714,950 km (0.095 R)
• M15: 28,449,625 km (0.098 R)
• M16: 29,848,366 km (0.114 R)
• M17: 32,203,934 km (0.095 R)
• M18: 33,250,520 km (0.069 R)
• M19: 34,080,041 km (0.118 R)
• M20: 36,027,954 km (0.043 R)
• M21: 42,177,773 km (0.061 R)
• M22: 43,570,978 km (0.087 R)
• M23: 54,031,609 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.1

Radius: 4.7

Gravity: 26.76 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.12 AU - 21.72 AU

Year: 27537 Days

Day: 24.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,654,257 km

• M1: 58,792 km (0.114 R)
• M2: 360,830 km (0.042 R)
• M3: 653,743 km (0.102 R)
• M4: 1,343,987 km (0.098 R)
• M5: 1,579,305 km (0.057 R)
• M6: 4,560,042 km (0.065 R)
• M7: 4,783,242 km (0.092 R)
• M8: 6,098,956 km (0.105 R)
• M9: 6,696,449 km (0.099 R)
• M10: 7,795,096 km (0.043 R)
• M11: 7,953,670 km (0.116 R)
• M12: 16,304,074 km (0.109 R)
• M13: 19,411,072 km (0.115 R)
• M14: 20,195,563 km (0.113 R)
• M15: 22,891,017 km (0.109 R)
• M16: 26,765,004 km (0.088 R)
• M17: 28,106,149 km (0.114 R)
• M18: 53,162,296 km (0.075 R)
• M19: 57,845,308 km (0.091 R)
• M20: 59,875,052 km (0.105 R)
• M21: 60,286,596 km (0.095 R)
• M22: 69,598,315 km (0.102 R)
• M23: 74,475,355 km (0.081 R)
• M24: 77,605,691 km (0.104 R)
• M25: 81,073,818 km (0.103 R)
• M26: 85,943,678 km (0.091 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 12,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit