🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.8

Radius: 9

Gravity: 11.49 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.8 AU - 0.84 AU

Year: 472 Days

Day: 8.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,165,989 km

• M1: 112,049 km (0.086 R)
• M2: 471,682 km (0.102 R)
• M3: 1,127,818 km (0.076 R)
• M4: 1,653,056 km (0.103 R)
• M5: 2,574,729 km (0.093 R)
• M6: 2,865,697 km (0.036 R)
• M7: 3,349,945 km (0.035 R)
• M8: 3,738,152 km (0.08 R)
• M9: 4,574,104 km (0.118 R)
• M10: 5,069,573 km (0.115 R)
• M11: 5,442,520 km (0.103 R)
• M12: 5,797,366 km (0.055 R)
• M13: 6,894,367 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.8

Radius: 9.4

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.77 AU - 2.75 AU

Year: 2160 Days

Day: 14.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,165,989 km

• M1: 117,135 km (0.108 R)
• M2: 610,808 km (0.086 R)
• M3: 943,215 km (0.033 R)
• M4: 1,243,607 km (0.078 R)
• M5: 1,876,406 km (0.079 R)
• M6: 2,503,221 km (0.097 R)
• M7: 2,962,038 km (0.102 R)
• M8: 3,585,861 km (0.103 R)
• M9: 4,727,293 km (0.119 R)
• M10: 5,406,168 km (0.096 R)
• M11: 6,698,993 km (0.063 R)
• M12: 7,463,438 km (0.096 R)
• M13: 7,898,468 km (0.074 R)
• M14: 9,306,184 km (0.078 R)
• M15: 10,562,657 km (0.116 R)
• M16: 11,970,522 km (0.069 R)
• M17: 17,803,194 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 13.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.98 AU - 3.12 AU

Year: 3387 Days

Day: 5.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,165,989 km

• M1: 171,589 km (0.077 R)
• M2: 630,854 km (0.116 R)
• M3: 1,135,448 km (0.075 R)
• M4: 2,254,590 km (0.099 R)
• M5: 3,348,000 km (0.113 R)
• M6: 4,350,456 km (0.111 R)
• M7: 5,261,806 km (0.076 R)
• M8: 6,064,099 km (0.066 R)
• M9: 6,643,193 km (0.098 R)
• M10: 7,288,109 km (0.073 R)
• M11: 8,573,604 km (0.085 R)
• M12: 9,615,702 km (0.071 R)
• M13: 13,251,379 km (0.058 R)
• M14: 14,321,154 km (0.087 R)
• M15: 16,380,518 km (0.117 R)
• M16: 17,143,318 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.6

Radius: 8.6

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.34 AU - 5.3 AU

Year: 5709 Days

Day: 11.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,165,989 km

• M1: 107,262 km (0.12 R)
• M2: 503,397 km (0.114 R)
• M3: 1,081,144 km (0.116 R)
• M4: 1,699,282 km (0.077 R)
• M5: 2,020,618 km (0.111 R)
• M6: 2,677,503 km (0.105 R)
• M7: 2,977,446 km (0.119 R)
• M8: 3,827,312 km (0.083 R)
• M9: 4,135,783 km (0.113 R)
• M10: 4,616,740 km (0.093 R)
• M11: 4,967,098 km (0.091 R)
• M12: 5,334,959 km (0.103 R)
• M13: 6,548,946 km (0.087 R)
• M14: 7,132,228 km (0.074 R)
• M15: 7,824,567 km (0.107 R)
• M16: 8,362,820 km (0.055 R)
• M17: 10,216,188 km (0.06 R)
• M18: 10,626,685 km (0.081 R)
• M19: 11,578,127 km (0.099 R)
• M20: 13,004,094 km (0.06 R)
• M21: 17,459,418 km (0.075 R)
• M22: 18,445,118 km (0.063 R)
• M23: 20,028,013 km (0.104 R)
• M24: 23,304,655 km (0.043 R)
• M25: 23,856,971 km (0.067 R)
• M26: 27,618,160 km (0.075 R)
• M27: 28,236,748 km (0.081 R)
• M28: 29,227,385 km (0.111 R)
• M29: 29,685,154 km (0.043 R)
• M30: 32,631,484 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.4

Radius: 11.8

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.16 AU - 5.1 AU

Year: 6334 Days

Day: 10.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,165,989 km

• M1: 147,204 km (0.113 R)
• M2: 692,638 km (0.069 R)
• M3: 1,233,734 km (0.089 R)
• M4: 1,616,405 km (0.089 R)
• M5: 2,018,973 km (0.113 R)
• M6: 2,559,620 km (0.047 R)
• M7: 3,153,972 km (0.117 R)
• M8: 3,838,831 km (0.088 R)
• M9: 4,229,730 km (0.105 R)
• M10: 4,783,392 km (0.118 R)
• M11: 5,179,078 km (0.094 R)
• M12: 5,782,257 km (0.096 R)
• M13: 7,129,685 km (0.119 R)
• M14: 7,572,046 km (0.03 R)
• M15: 8,553,109 km (0.077 R)
• M16: 9,181,270 km (0.085 R)
• M17: 11,599,819 km (0.119 R)
• M18: 13,228,641 km (0.091 R)
• M19: 15,857,374 km (0.083 R)
• M20: 18,816,570 km (0.085 R)
• M21: 23,471,158 km (0.11 R)
• M22: 27,116,559 km (0.062 R)
• M23: 27,834,030 km (0.097 R)
• M24: 33,318,438 km (0.073 R)
• M25: 35,508,251 km (0.086 R)
• M26: 35,935,952 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.3

Radius: 5.7

Gravity: 15.24 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.03 AU - 6.33 AU

Year: 9768 Days

Day: 24.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,165,989 km

• M1: 70,909 km (0.108 R)
• M2: 271,371 km (0.074 R)
• M3: 692,788 km (0.11 R)
• M4: 1,646,325 km (0.074 R)
• M5: 3,293,996 km (0.105 R)
• M6: 3,672,777 km (0.112 R)
• M7: 4,954,681 km (0.075 R)
• M8: 5,168,307 km (0.087 R)
• M9: 6,259,773 km (0.099 R)
• M10: 6,878,211 km (0.089 R)
• M11: 8,109,401 km (0.069 R)
• M12: 8,623,270 km (0.04 R)
• M13: 9,574,413 km (0.034 R)
• M14: 10,051,182 km (0.109 R)
• M15: 10,897,606 km (0.114 R)
• M16: 11,470,118 km (0.113 R)
• M17: 13,191,091 km (0.098 R)
• M18: 19,224,822 km (0.071 R)
• M19: 20,681,906 km (0.083 R)
• M20: 23,045,402 km (0.118 R)
• M21: 24,687,837 km (0.084 R)
• M22: 26,406,867 km (0.119 R)
• M23: 27,437,745 km (0.087 R)
• M24: 28,203,986 km (0.062 R)
• M25: 29,579,389 km (0.064 R)
• M26: 30,690,901 km (0.097 R)
• M27: 35,303,452 km (0.071 R)
• M28: 37,015,300 km (0.034 R)
• M29: 37,480,999 km (0.085 R)
• M30: 40,112,425 km (0.097 R)
• M31: 40,974,857 km (0.056 R)
• M32: 41,348,103 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.5

Radius: 7.7

Gravity: 13.48 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.03 AU - 7.89 AU

Year: 11675 Days

Day: 18 Hours

Environment

Temp: -228 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,165,989 km

• M1: 95,743 km (0.075 R)
• M2: 365,318 km (0.111 R)
• M3: 829,969 km (0.102 R)
• M4: 1,257,520 km (0.104 R)
• M5: 3,065,111 km (0.113 R)
• M6: 4,175,426 km (0.084 R)
• M7: 5,895,203 km (0.087 R)
• M8: 6,667,577 km (0.111 R)
• M9: 9,800,904 km (0.106 R)
• M10: 11,568,104 km (0.081 R)
• M11: 12,650,445 km (0.11 R)
• M12: 16,597,136 km (0.115 R)
• M13: 16,971,579 km (0.085 R)
• M14: 24,520,138 km (0.093 R)
• M15: 25,005,882 km (0.069 R)
• M16: 25,996,968 km (0.118 R)
• M17: 28,375,275 km (0.082 R)
• M18: 44,737,542 km (0.094 R)
• M19: 49,981,397 km (0.046 R)
• M20: 52,509,451 km (0.114 R)
• M21: 53,968,329 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.2

Radius: 6

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.19 AU - 9.05 AU

Year: 14712 Days

Day: 18.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,165,989 km

• M1: 74,949 km (0.068 R)
• M2: 487,539 km (0.118 R)
• M3: 1,046,288 km (0.118 R)
• M4: 1,542,803 km (0.073 R)
• M5: 4,033,458 km (0.111 R)
• M6: 4,223,597 km (0.045 R)
• M7: 4,983,255 km (0.067 R)
• M8: 7,315,785 km (0.095 R)
• M9: 7,806,615 km (0.118 R)
• M10: 8,539,046 km (0.102 R)
• M11: 10,090,227 km (0.094 R)
• M12: 24,739,449 km (0.073 R)
• M13: 30,166,859 km (0.111 R)
• M14: 31,531,192 km (0.103 R)
• M15: 36,103,501 km (0.074 R)
• M16: 38,364,524 km (0.108 R)
• M17: 42,513,022 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.1

Radius: 5.7

Gravity: 24.29 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.7 AU - 12.58 AU

Year: 20530 Days

Day: 18.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,165,989 km

• M1: 71,807 km (0.107 R)
• M2: 303,085 km (0.093 R)
• M3: 543,788 km (0.099 R)
• M4: 1,597,256 km (0.117 R)
• M5: 1,908,869 km (0.114 R)
• M6: 2,440,390 km (0.03 R)
• M7: 2,803,614 km (0.05 R)
• M8: 3,343,363 km (0.089 R)
• M9: 3,822,974 km (0.114 R)
• M10: 4,918,479 km (0.066 R)
• M11: 5,578,654 km (0.112 R)
• M12: 6,340,257 km (0.118 R)
• M13: 8,761,947 km (0.081 R)
• M14: 9,322,491 km (0.093 R)
• M15: 10,577,168 km (0.067 R)
• M16: 13,710,794 km (0.105 R)
• M17: 15,327,499 km (0.118 R)
• M18: 15,649,284 km (0.087 R)
• M19: 16,473,418 km (0.117 R)
• M20: 17,153,191 km (0.084 R)
• M21: 17,499,959 km (0.109 R)
• M22: 21,429,297 km (0.104 R)
• M23: 22,964,021 km (0.111 R)
• M24: 24,352,289 km (0.08 R)
• M25: 25,233,720 km (0.033 R)
• M26: 25,457,518 km (0.104 R)
• M27: 28,005,918 km (0.119 R)
• M28: 35,669,667 km (0.044 R)
• M29: 36,376,966 km (0.119 R)
• M30: 36,805,714 km (0.044 R)
• M31: 39,299,510 km (0.05 R)
• M32: 43,328,031 km (0.098 R)
• M33: 47,623,136 km (0.109 R)
• M34: 60,779,820 km (0.091 R)
• M35: 66,145,596 km (0.095 R)
• M36: 73,627,285 km (0.098 R)
• M37: 74,542,973 km (0.118 R)
• M38: 77,100,050 km (0.067 R)
• M39: 78,281,424 km (0.045 R)
• M40: 79,715,021 km (0.076 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: 518 - 18,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit