🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.2

Radius: 8.5

Gravity: 11.1 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.44 AU - 0.72 AU

Year: 295 Days

Day: 12.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 163.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,480,912 km

• M1: 105,766 km (0.074 R)
• M2: 442,511 km (0.114 R)
• M3: 856,149 km (0.046 R)
• M4: 1,289,833 km (0.03 R)
• M5: 1,614,011 km (0.085 R)
• M6: 2,333,727 km (0.117 R)
• M7: 3,187,931 km (0.083 R)
• M8: 3,564,618 km (0.073 R)
• M9: 4,720,561 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.7

Radius: 8.7

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.67 AU - 1.01 AU

Year: 513 Days

Day: 12.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 47,480,912 km

• M1: 284,834 km (0.085 R)
• M2: 742,305 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.4

Radius: 14.6

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.75 AU - 1.07 AU

Year: 579 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,480,912 km

• M1: 181,612 km (0.049 R)
• M2: 1,082,041 km (0.11 R)
• M3: 1,598,902 km (0.094 R)
• M4: 2,087,040 km (0.082 R)
• M5: 2,685,880 km (0.114 R)
• M6: 3,422,201 km (0.078 R)
• M7: 4,881,827 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.5

Radius: 9.2

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1 AU - 1.16 AU

Year: 748 Days

Day: 13.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,480,912 km

• M1: 115,190 km (0.103 R)
• M2: 592,557 km (0.097 R)
• M3: 1,461,272 km (0.073 R)
• M4: 1,754,185 km (0.102 R)
• M5: 2,057,420 km (0.077 R)
• M6: 2,795,835 km (0.045 R)
• M7: 3,599,474 km (0.092 R)
• M8: 3,970,477 km (0.03 R)
• M9: 5,599,897 km (0.08 R)
• M10: 6,244,664 km (0.058 R)
• M11: 7,491,113 km (0.096 R)
• M12: 7,851,495 km (0.075 R)
• M13: 8,147,998 km (0.114 R)
• M14: 8,949,094 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.5

Radius: 8.7

Gravity: 12.52 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.17 AU - 1.69 AU

Year: 1140 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,480,912 km

• M1: 108,309 km (0.049 R)
• M2: 381,475 km (0.071 R)
• M3: 693,985 km (0.095 R)
• M4: 1,057,208 km (0.07 R)
• M5: 1,528,591 km (0.085 R)
• M6: 1,961,826 km (0.09 R)
• M7: 2,704,580 km (0.103 R)
• M8: 3,341,568 km (0.056 R)
• M9: 4,005,782 km (0.032 R)
• M10: 4,287,924 km (0.06 R)
• M11: 5,318,952 km (0.076 R)
• M12: 5,903,880 km (0.104 R)
• M13: 6,823,458 km (0.098 R)
• M14: 7,253,103 km (0.06 R)
• M15: 7,700,700 km (0.091 R)
• M16: 7,972,370 km (0.08 R)
• M17: 9,866,728 km (0.098 R)
• M18: 10,383,738 km (0.114 R)
• M19: 12,007,024 km (0.049 R)

Asteroid Belt

Center: 1.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.6

Radius: 10.1

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.22 AU - 2.3 AU

Year: 2266 Days

Day: 8.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,480,912 km

• M1: 127,009 km (0.084 R)
• M2: 641,027 km (0.104 R)
• M3: 1,092,364 km (0.074 R)
• M4: 1,443,619 km (0.109 R)
• M5: 2,019,721 km (0.079 R)
• M6: 2,381,897 km (0.115 R)
• M7: 2,757,986 km (0.104 R)
• M8: 3,093,534 km (0.04 R)
• M9: 3,793,054 km (0.099 R)
• M10: 4,131,893 km (0.099 R)
• M11: 4,636,337 km (0.066 R)
• M12: 6,745,966 km (0.099 R)
• M13: 7,920,160 km (0.088 R)
• M14: 8,413,683 km (0.111 R)
• M15: 8,829,566 km (0.038 R)
• M16: 10,018,121 km (0.118 R)
• M17: 10,558,767 km (0.087 R)
• M18: 11,387,091 km (0.04 R)
• M19: 11,936,414 km (0.041 R)
• M20: 12,421,111 km (0.113 R)
• M21: 14,221,970 km (0.106 R)
• M22: 14,583,848 km (0.082 R)
• M23: 16,092,991 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.3

Radius: 10.6

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.14 AU - 2.56 AU

Year: 2402 Days

Day: 6.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,480,912 km

• M1: 148,251 km (0.064 R)
• M2: 517,010 km (0.095 R)
• M3: 1,180,477 km (0.12 R)
• M4: 1,841,999 km (0.106 R)
• M5: 2,531,046 km (0.098 R)
• M6: 3,113,281 km (0.08 R)
• M7: 5,827,435 km (0.115 R)
• M8: 6,844,551 km (0.091 R)
• M9: 7,820,378 km (0.114 R)
• M10: 8,325,869 km (0.088 R)
• M11: 11,829,302 km (0.041 R)
• M12: 13,056,005 km (0.096 R)
• M13: 13,858,896 km (0.074 R)
• M14: 15,563,115 km (0.108 R)
• M15: 16,877,781 km (0.07 R)
• M16: 18,210,549 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.6

Radius: 10.6

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.99 AU - 3.43 AU

Year: 3835 Days

Day: 10.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,480,912 km

• M1: 132,095 km (0.066 R)
• M2: 577,897 km (0.078 R)
• M3: 1,403,228 km (0.061 R)
• M4: 1,738,776 km (0.11 R)
• M5: 2,674,212 km (0.094 R)
• M6: 4,573,955 km (0.063 R)
• M7: 5,280,805 km (0.088 R)
• M8: 7,638,766 km (0.081 R)
• M9: 8,141,116 km (0.113 R)
• M10: 12,497,556 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.8

Radius: 14.2

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.68 AU - 6.26 AU

Year: 8531 Days

Day: 13.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,480,912 km

• M1: 176,525 km (0.085 R)
• M2: 666,608 km (0.088 R)
• M3: 1,939,088 km (0.063 R)
• M4: 3,365,802 km (0.086 R)
• M5: 4,373,195 km (0.082 R)
• M6: 5,375,500 km (0.083 R)
• M7: 5,914,053 km (0.112 R)
• M8: 7,259,087 km (0.073 R)
• M9: 9,550,178 km (0.094 R)
• M10: 11,780,982 km (0.048 R)
• M11: 12,403,608 km (0.094 R)
• M12: 13,227,593 km (0.066 R)
• M13: 13,838,252 km (0.098 R)
• M14: 14,985,069 km (0.111 R)
• M15: 17,686,059 km (0.049 R)
• M16: 21,024,186 km (0.064 R)
• M17: 22,026,042 km (0.025 R)
• M18: 22,972,099 km (0.108 R)
• M19: 23,499,432 km (0.115 R)
• M20: 26,642,184 km (0.093 R)
• M21: 28,414,769 km (0.117 R)
• M22: 29,846,870 km (0.114 R)
• M23: 31,326,692 km (0.088 R)
• M24: 38,103,475 km (0.055 R)
• M25: 40,351,183 km (0.066 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 14,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit