🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.4

Radius: 14.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.63 AU - 0.81 AU

Year: 388 Days

Day: 5.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,829,425 km

• M1: 182,360 km (0.076 R)
• M2: 517,309 km (0.106 R)
• M3: 885,619 km (0.092 R)
• M4: 1,328,429 km (0.107 R)
• M5: 1,690,755 km (0.082 R)
• M6: 2,361,702 km (0.119 R)
• M7: 2,636,812 km (0.044 R)
• M8: 3,013,500 km (0.095 R)
• M9: 3,358,921 km (0.057 R)
• M10: 4,027,025 km (0.111 R)
• M11: 4,979,664 km (0.093 R)
• M12: 5,500,863 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.5

Radius: 13.5

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.01 AU - 1.11 AU

Year: 694 Days

Day: 13.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,829,425 km

• M1: 247,584 km (0.041 R)
• M2: 502,499 km (0.05 R)
• M3: 885,171 km (0.092 R)
• M4: 1,146,518 km (0.12 R)
• M5: 1,814,024 km (0.074 R)
• M6: 3,021,578 km (0.095 R)
• M7: 4,238,108 km (0.039 R)
• M8: 4,578,443 km (0.071 R)
• M9: 5,134,797 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.8

Radius: 11.1

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.44 AU - 1.68 AU

Year: 1239 Days

Day: 12.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 19,829,425 km

• M1: 138,528 km (0.095 R)
• M2: 529,277 km (0.092 R)
• M3: 750,682 km (0.034 R)
• M4: 1,046,736 km (0.115 R)
• M5: 1,423,723 km (0.113 R)
• M6: 1,770,640 km (0.077 R)
• M7: 2,393,566 km (0.055 R)
• M8: 2,673,015 km (0.115 R)
• M9: 2,968,620 km (0.068 R)
• M10: 3,221,740 km (0.043 R)
• M11: 3,497,748 km (0.09 R)
• M12: 4,098,832 km (0.106 R)
• M13: 4,383,367 km (0.083 R)
• M14: 5,070,769 km (0.086 R)
• M15: 5,296,064 km (0.077 R)
• M16: 5,588,827 km (0.103 R)
• M17: 6,364,193 km (0.041 R)
• M18: 6,583,204 km (0.036 R)
• M19: 6,927,279 km (0.044 R)
• M20: 7,938,561 km (0.064 R)
• M21: 8,259,298 km (0.102 R)
• M22: 8,547,873 km (0.09 R)
• M23: 9,160,027 km (0.119 R)
• M24: 9,443,515 km (0.1 R)
• M25: 9,731,341 km (0.09 R)
• M26: 10,363,093 km (0.086 R)
• M27: 11,103,304 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.8

Radius: 9.5

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.91 AU - 3.79 AU

Year: 3899 Days

Day: 11.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 19,829,425 km

• M1: 118,631 km (0.12 R)
• M2: 399,127 km (0.088 R)
• M3: 844,480 km (0.077 R)
• M4: 1,145,022 km (0.066 R)
• M5: 1,332,019 km (0.08 R)
• M6: 1,509,742 km (0.054 R)
• M7: 1,929,813 km (0.032 R)
• M8: 3,041,474 km (0.063 R)
• M9: 3,445,389 km (0.091 R)
• M10: 4,247,084 km (0.094 R)
• M11: 4,460,859 km (0.109 R)
• M12: 6,186,022 km (0.071 R)
• M13: 6,366,586 km (0.105 R)
• M14: 8,800,693 km (0.041 R)
• M15: 9,679,431 km (0.1 R)
• M16: 10,499,676 km (0.065 R)
• M17: 11,319,024 km (0.054 R)
• M18: 11,740,291 km (0.045 R)
• M19: 14,431,557 km (0.116 R)
• M20: 16,760,646 km (0.106 R)
• M21: 17,489,337 km (0.08 R)
• M22: 17,881,284 km (0.109 R)
• M23: 18,903,187 km (0.06 R)
• M24: 21,223,151 km (0.079 R)
• M25: 21,751,530 km (0.085 R)
• M26: 22,335,560 km (0.119 R)
• M27: 23,880,308 km (0.092 R)
• M28: 24,236,201 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.9

Radius: 14.4

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.02 AU - 4.26 AU

Year: 4416 Days

Day: 7.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 19,829,425 km

• M1: 197,469 km (0.04 R)
• M2: 523,293 km (0.12 R)
• M3: 855,251 km (0.05 R)
• M4: 1,474,586 km (0.089 R)
• M5: 2,818,274 km (0.084 R)
• M6: 3,437,460 km (0.089 R)
• M7: 3,771,362 km (0.117 R)
• M8: 4,488,235 km (0.112 R)
• M9: 4,936,431 km (0.104 R)
• M10: 5,545,443 km (0.113 R)
• M11: 5,851,670 km (0.079 R)
• M12: 6,190,958 km (0.065 R)
• M13: 6,514,838 km (0.12 R)
• M14: 7,674,221 km (0.097 R)
• M15: 8,176,571 km (0.114 R)
• M16: 9,169,751 km (0.068 R)
• M17: 9,968,604 km (0.098 R)
• M18: 10,380,746 km (0.073 R)
• M19: 12,463,298 km (0.11 R)
• M20: 12,781,642 km (0.096 R)
• M21: 13,872,360 km (0.12 R)
• M22: 14,892,618 km (0.083 R)
• M23: 15,830,297 km (0.099 R)
• M24: 16,512,015 km (0.09 R)
• M25: 16,878,829 km (0.041 R)
• M26: 21,551,518 km (0.097 R)
• M27: 21,877,342 km (0.101 R)
• M28: 22,917,197 km (0.062 R)
• M29: 24,128,341 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.9

Radius: 9.7

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.74 AU - 5.82 AU

Year: 6645 Days

Day: 5.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 19,829,425 km

• M1: 146,157 km (0.097 R)
• M2: 412,741 km (0.08 R)
• M3: 778,059 km (0.063 R)
• M4: 1,644,978 km (0.085 R)
• M5: 1,963,322 km (0.097 R)
• M6: 2,330,286 km (0.053 R)
• M7: 2,830,541 km (0.081 R)
• M8: 3,538,887 km (0.096 R)
• M9: 4,507,833 km (0.103 R)
• M10: 5,398,090 km (0.059 R)
• M11: 5,597,504 km (0.093 R)
• M12: 6,935,507 km (0.1 R)
• M13: 7,391,930 km (0.108 R)
• M14: 7,659,261 km (0.089 R)
• M15: 8,069,459 km (0.12 R)
• M16: 10,519,722 km (0.109 R)
• M17: 11,286,112 km (0.082 R)
• M18: 11,952,571 km (0.1 R)
• M19: 12,465,093 km (0.098 R)
• M20: 12,900,423 km (0.105 R)
• M21: 13,120,930 km (0.082 R)
• M22: 17,566,680 km (0.071 R)
• M23: 18,187,810 km (0.109 R)
• M24: 19,733,904 km (0.088 R)
• M25: 20,447,486 km (0.074 R)
• M26: 20,892,988 km (0.076 R)
• M27: 22,723,318 km (0.08 R)
• M28: 25,675,782 km (0.083 R)
• M29: 26,489,445 km (0.12 R)
• M30: 28,025,216 km (0.093 R)
• M31: 28,941,204 km (0.079 R)
• M32: 31,158,693 km (0.093 R)
• M33: 32,263,324 km (0.093 R)
• M34: 37,473,668 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.8

Radius: 11.7

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.33 AU - 5.29 AU

Year: 6707 Days

Day: 5.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 19,829,425 km

• M1: 151,842 km (0.114 R)
• M2: 618,438 km (0.058 R)
• M3: 841,189 km (0.047 R)
• M4: 1,168,808 km (0.12 R)
• M5: 1,846,935 km (0.041 R)
• M6: 2,420,942 km (0.03 R)
• M7: 2,957,999 km (0.054 R)
• M8: 3,454,364 km (0.112 R)
• M9: 4,383,367 km (0.115 R)
• M10: 5,265,247 km (0.091 R)
• M11: 5,674,696 km (0.101 R)
• M12: 6,274,434 km (0.117 R)
• M13: 6,858,763 km (0.059 R)
• M14: 7,614,681 km (0.039 R)
• M15: 7,859,124 km (0.07 R)
• M16: 9,113,951 km (0.068 R)
• M17: 9,708,154 km (0.106 R)
• M18: 10,520,470 km (0.104 R)
• M19: 10,779,275 km (0.118 R)
• M20: 12,090,500 km (0.117 R)
• M21: 13,542,946 km (0.107 R)
• M22: 15,877,570 km (0.087 R)
• M23: 18,551,782 km (0.11 R)
• M24: 18,857,560 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 18,414 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit