🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.4

Radius: 14.9

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.47 AU - 0.57 AU

Year: 250 Days

Day: 12.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 81,712,544 km

• M1: 185,352 km (0.082 R)
• M2: 734,974 km (0.09 R)
• M3: 1,271,731 km (0.071 R)
• M4: 1,931,309 km (0.104 R)
• M5: 2,529,401 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.7

Radius: 8.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.66 AU - 2.38 AU

Year: 1915 Days

Day: 11.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,712,544 km

• M1: 106,962 km (0.116 R)
• M2: 388,506 km (0.064 R)
• M3: 912,547 km (0.083 R)
• M4: 1,329,177 km (0.055 R)
• M5: 1,698,684 km (0.111 R)
• M6: 2,324,452 km (0.105 R)
• M7: 2,773,993 km (0.107 R)
• M8: 3,815,194 km (0.069 R)
• M9: 4,283,885 km (0.06 R)
• M10: 4,884,819 km (0.065 R)
• M11: 5,215,879 km (0.098 R)
• M12: 5,582,544 km (0.055 R)
• M13: 6,209,658 km (0.029 R)
• M14: 6,482,525 km (0.06 R)
• M15: 7,101,411 km (0.118 R)
• M16: 7,476,004 km (0.058 R)
• M17: 8,319,437 km (0.12 R)
• M18: 10,320,308 km (0.077 R)
• M19: 11,130,530 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.1

Radius: 8.3

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.18 AU - 2.4 AU

Year: 2311 Days

Day: 11.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 147.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,712,544 km

• M1: 103,223 km (0.072 R)
• M2: 376,089 km (0.081 R)
• M3: 1,008,439 km (0.087 R)
• M4: 1,891,067 km (0.096 R)
• M5: 2,841,462 km (0.09 R)
• M6: 3,186,883 km (0.086 R)
• M7: 3,685,643 km (0.086 R)
• M8: 6,330,234 km (0.076 R)
• M9: 7,268,961 km (0.116 R)
• M10: 8,242,394 km (0.051 R)
• M11: 8,746,240 km (0.055 R)
• M12: 9,540,455 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 11.3

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.45 AU - 2.71 AU

Year: 2763 Days

Day: 10 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,712,544 km

• M1: 140,772 km (0.079 R)
• M2: 551,119 km (0.114 R)
• M3: 1,366,427 km (0.104 R)
• M4: 1,924,128 km (0.114 R)
• M5: 2,292,139 km (0.075 R)
• M6: 2,917,308 km (0.098 R)
• M7: 3,407,391 km (0.098 R)
• M8: 3,790,511 km (0.099 R)
• M9: 4,877,040 km (0.101 R)
• M10: 6,105,089 km (0.038 R)
• M11: 6,880,904 km (0.096 R)
• M12: 8,318,539 km (0.097 R)
• M13: 10,816,824 km (0.076 R)
• M14: 11,228,367 km (0.105 R)
• M15: 12,526,578 km (0.077 R)
• M16: 13,305,235 km (0.09 R)
• M17: 14,360,498 km (0.095 R)
• M18: 15,264,668 km (0.054 R)
• M19: 16,528,770 km (0.114 R)
• M20: 18,554,026 km (0.076 R)
• M21: 18,966,317 km (0.068 R)
• M22: 20,739,650 km (0.077 R)
• M23: 21,376,040 km (0.086 R)
• M24: 21,764,097 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.1

Radius: 8.3

Gravity: 13.47 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.41 AU - 3.23 AU

Year: 3158 Days

Day: 11.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,712,544 km

• M1: 103,372 km (0.062 R)
• M2: 401,221 km (0.054 R)
• M3: 1,354,010 km (0.056 R)
• M4: 1,624,184 km (0.052 R)
• M5: 2,305,602 km (0.06 R)
• M6: 2,761,427 km (0.095 R)
• M7: 3,220,244 km (0.102 R)
• M8: 3,981,398 km (0.109 R)
• M9: 4,335,795 km (0.115 R)
• M10: 5,288,584 km (0.112 R)
• M11: 6,829,592 km (0.052 R)
• M12: 7,436,959 km (0.098 R)
• M13: 7,770,712 km (0.08 R)
• M14: 9,283,296 km (0.113 R)
• M15: 10,028,443 km (0.046 R)
• M16: 10,728,262 km (0.1 R)
• M17: 11,198,298 km (0.096 R)
• M18: 13,509,436 km (0.111 R)
• M19: 14,260,417 km (0.113 R)
• M20: 14,986,415 km (0.1 R)
• M21: 15,627,891 km (0.089 R)
• M22: 15,955,510 km (0.091 R)
• M23: 16,567,964 km (0.069 R)
• M24: 17,023,191 km (0.088 R)
• M25: 18,257,971 km (0.026 R)
• M26: 23,015,034 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.6

Radius: 14.4

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.1 AU - 3.66 AU

Year: 4144 Days

Day: 14.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,712,544 km

• M1: 179,069 km (0.057 R)
• M2: 732,282 km (0.103 R)
• M3: 1,346,231 km (0.088 R)
• M4: 1,984,565 km (0.055 R)
• M5: 2,518,630 km (0.073 R)
• M6: 3,018,436 km (0.1 R)
• M7: 4,291,963 km (0.079 R)
• M8: 5,526,445 km (0.097 R)
• M9: 7,948,883 km (0.112 R)
• M10: 9,395,195 km (0.119 R)
• M11: 10,309,238 km (0.066 R)
• M12: 10,965,823 km (0.068 R)
• M13: 11,743,732 km (0.059 R)
• M14: 12,904,163 km (0.068 R)
• M15: 13,563,889 km (0.066 R)
• M16: 14,841,306 km (0.082 R)
• M17: 16,197,410 km (0.077 R)
• M18: 17,025,734 km (0.086 R)
• M19: 17,634,597 km (0.078 R)
• M20: 20,761,940 km (0.061 R)
• M21: 21,953,188 km (0.071 R)
• M22: 23,561,814 km (0.069 R)
• M23: 24,242,036 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.2

Radius: 14.1

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.48 AU - 4.18 AU

Year: 4998 Days

Day: 11.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,712,544 km

• M1: 257,907 km (0.116 R)
• M2: 743,651 km (0.072 R)
• M3: 1,238,072 km (0.117 R)
• M4: 1,716,037 km (0.092 R)
• M5: 2,245,763 km (0.113 R)
• M6: 3,221,441 km (0.053 R)
• M7: 4,687,200 km (0.118 R)
• M8: 5,679,034 km (0.08 R)
• M9: 6,829,143 km (0.082 R)
• M10: 7,268,961 km (0.045 R)
• M11: 8,231,623 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888

Radius: 4.9

Gravity: 36.98 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.01 AU - 10.19 AU

Year: 19835 Days

Day: 16.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,712,544 km

• M1: 61,186 km (0.117 R)
• M2: 246,238 km (0.025 R)
• M3: 398,678 km (0.101 R)
• M4: 574,605 km (0.05 R)
• M5: 1,647,970 km (0.077 R)
• M6: 1,870,871 km (0.086 R)
• M7: 2,354,521 km (0.113 R)
• M8: 2,813,487 km (0.063 R)
• M9: 6,894,367 km (0.036 R)
• M10: 7,474,209 km (0.065 R)
• M11: 7,674,520 km (0.089 R)
• M12: 8,033,854 km (0.098 R)
• M13: 9,065,481 km (0.087 R)
• M14: 9,880,042 km (0.092 R)
• M15: 10,490,999 km (0.117 R)
• M16: 10,805,753 km (0.113 R)
• M17: 11,586,953 km (0.062 R)
• M18: 13,334,107 km (0.076 R)
• M19: 13,853,062 km (0.057 R)
• M20: 15,089,788 km (0.041 R)
• M21: 17,780,754 km (0.048 R)
• M22: 26,561,102 km (0.076 R)
• M23: 26,793,876 km (0.086 R)
• M24: 28,098,669 km (0.095 R)
• M25: 30,324,236 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.6

Radius: 7.1

Gravity: 12.97 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 7.96 AU - 13.1 AU

Year: 22786 Days

Day: 24.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,712,544 km

• M1: 90,357 km (0.119 R)
• M2: 468,391 km (0.093 R)
• M3: 855,101 km (0.052 R)
• M4: 1,273,975 km (0.116 R)
• M5: 2,336,569 km (0.059 R)
• M6: 3,469,324 km (0.112 R)
• M7: 3,771,063 km (0.1 R)
• M8: 4,893,047 km (0.091 R)
• M9: 6,443,180 km (0.064 R)
• M10: 7,878,871 km (0.11 R)
• M11: 8,508,828 km (0.088 R)
• M12: 9,059,049 km (0.11 R)
• M13: 11,967,231 km (0.106 R)
• M14: 17,195,527 km (0.117 R)
• M15: 20,987,983 km (0.096 R)
• M16: 21,991,037 km (0.026 R)
• M17: 22,504,307 km (0.114 R)
• M18: 23,236,439 km (0.054 R)
• M19: 24,858,379 km (0.098 R)
• M20: 25,191,533 km (0.107 R)
• M21: 26,554,370 km (0.068 R)
• M22: 28,689,580 km (0.076 R)
• M23: 35,356,559 km (0.09 R)
• M24: 42,509,881 km (0.105 R)
• M25: 42,986,499 km (0.064 R)
• M26: 44,112,523 km (0.048 R)
• M27: 45,589,054 km (0.101 R)
• M28: 46,928,852 km (0.115 R)
• M29: 49,161,750 km (0.096 R)
• M30: 53,468,224 km (0.061 R)
• M31: 54,396,030 km (0.112 R)
• M32: 57,630,934 km (0.104 R)
• M33: 58,999,306 km (0.081 R)
• M34: 67,022,240 km (0.071 R)
• M35: 75,742,449 km (0.051 R)
• M36: 80,010,476 km (0.099 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: 365 - 15,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit