🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.8

Radius: 14.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.47 AU - 0.59 AU

Year: 262 Days

Day: 11.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 36,057,629 km

• M1: 184,005 km (0.12 R)
• M2: 660,026 km (0.054 R)
• M3: 1,160,431 km (0.051 R)
• M4: 1,785,002 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 10.7

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.48 AU - 0.72 AU

Year: 315 Days

Day: 7.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,057,629 km

• M1: 140,772 km (0.049 R)
• M2: 493,075 km (0.042 R)
• M3: 839,094 km (0.113 R)
• M4: 1,768,247 km (0.102 R)
• M5: 2,548,549 km (0.04 R)
• M6: 3,097,125 km (0.106 R)
• M7: 3,544,422 km (0.077 R)
• M8: 4,137,877 km (0.093 R)
• M9: 4,639,628 km (0.036 R)
• M10: 5,181,621 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.9

Radius: 13.1

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.64 AU - 0.7 AU

Year: 372 Days

Day: 14 Hours

Environment

Temp: -148 °C

Axial Tilt: 71.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,057,629 km

• M1: 162,912 km (0.04 R)
• M2: 579,841 km (0.088 R)
• M3: 1,026,241 km (0.074 R)
• M4: 1,563,447 km (0.099 R)
• M5: 2,068,639 km (0.1 R)
• M6: 2,596,271 km (0.103 R)
• M7: 3,007,665 km (0.075 R)
• M8: 3,641,063 km (0.051 R)
• M9: 4,186,646 km (0.104 R)
• M10: 5,427,261 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.5

Radius: 11.1

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.08 AU - 1.66 AU

Year: 1088 Days

Day: 6 Hours

Environment

Temp: -197 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,057,629 km

• M1: 138,079 km (0.12 R)
• M2: 616,194 km (0.115 R)
• M3: 965,505 km (0.117 R)
• M4: 1,431,203 km (0.09 R)
• M5: 1,777,223 km (0.044 R)
• M6: 2,141,045 km (0.108 R)
• M7: 2,489,608 km (0.115 R)
• M8: 2,960,841 km (0.044 R)
• M9: 3,845,264 km (0.114 R)
• M10: 4,238,856 km (0.117 R)
• M11: 4,592,954 km (0.035 R)
• M12: 4,984,302 km (0.095 R)
• M13: 5,912,856 km (0.092 R)
• M14: 6,273,985 km (0.089 R)
• M15: 6,800,270 km (0.026 R)
• M16: 7,219,743 km (0.11 R)
• M17: 7,727,179 km (0.05 R)
• M18: 8,307,619 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.7

Radius: 8.6

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.21 AU - 1.61 AU

Year: 1136 Days

Day: 11.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,057,629 km

• M1: 108,907 km (0.11 R)
• M2: 461,360 km (0.085 R)
• M3: 836,252 km (0.106 R)
• M4: 1,111,363 km (0.098 R)
• M5: 1,589,029 km (0.054 R)
• M6: 1,889,720 km (0.099 R)
• M7: 2,311,736 km (0.104 R)
• M8: 2,596,570 km (0.073 R)
• M9: 2,979,541 km (0.047 R)
• M10: 3,497,149 km (0.026 R)
• M11: 4,278,948 km (0.084 R)
• M12: 4,659,974 km (0.063 R)
• M13: 5,045,637 km (0.119 R)
• M14: 5,509,390 km (0.106 R)
• M15: 6,103,294 km (0.093 R)
• M16: 6,437,196 km (0.081 R)
• M17: 6,893,769 km (0.117 R)
• M18: 7,823,370 km (0.09 R)
• M19: 8,318,390 km (0.114 R)
• M20: 8,703,305 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.8

Radius: 10.2

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.5 AU - 2.06 AU

Year: 1611 Days

Day: 8 Hours

Environment

Temp: -201 °C

Axial Tilt: 99.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,057,629 km

• M1: 126,859 km (0.05 R)
• M2: 544,387 km (0.049 R)
• M3: 881,879 km (0.101 R)
• M4: 1,490,892 km (0.116 R)
• M5: 1,949,260 km (0.102 R)
• M6: 2,272,691 km (0.087 R)
• M7: 2,681,243 km (0.08 R)
• M8: 3,138,713 km (0.108 R)
• M9: 3,511,810 km (0.118 R)
• M10: 4,906,511 km (0.074 R)
• M11: 5,232,784 km (0.114 R)
• M12: 5,718,079 km (0.11 R)
• M13: 6,058,115 km (0.096 R)
• M14: 8,097,733 km (0.085 R)
• M15: 8,637,332 km (0.116 R)
• M16: 10,030,537 km (0.107 R)
• M17: 10,463,773 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.9

Radius: 13.2

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.47 AU - 2.87 AU

Year: 2959 Days

Day: 10.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,057,629 km

• M1: 164,408 km (0.118 R)
• M2: 835,205 km (0.106 R)
• M3: 1,250,638 km (0.081 R)
• M4: 2,149,273 km (0.087 R)
• M5: 2,979,990 km (0.066 R)
• M6: 3,790,660 km (0.051 R)
• M7: 4,674,036 km (0.081 R)
• M8: 5,177,433 km (0.048 R)
• M9: 6,041,809 km (0.081 R)
• M10: 6,581,858 km (0.049 R)
• M11: 7,030,801 km (0.032 R)
• M12: 7,564,416 km (0.079 R)
• M13: 8,502,395 km (0.069 R)
• M14: 8,927,403 km (0.103 R)
• M15: 10,368,479 km (0.05 R)
• M16: 10,895,363 km (0.079 R)
• M17: 11,828,105 km (0.067 R)
• M18: 14,194,594 km (0.087 R)
• M19: 14,794,332 km (0.077 R)
• M20: 16,259,793 km (0.069 R)
• M21: 17,591,214 km (0.117 R)
• M22: 18,695,844 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.3

Radius: 8.5

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.37 AU - 3.91 AU

Year: 4710 Days

Day: 6.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,057,629 km

• M1: 105,766 km (0.119 R)
• M2: 417,677 km (0.057 R)
• M3: 1,023,698 km (0.105 R)
• M4: 1,816,268 km (0.112 R)
• M5: 2,789,701 km (0.113 R)
• M6: 3,744,285 km (0.059 R)
• M7: 4,053,504 km (0.04 R)
• M8: 5,218,722 km (0.092 R)
• M9: 5,633,856 km (0.052 R)
• M10: 6,191,257 km (0.068 R)
• M11: 7,381,608 km (0.065 R)
• M12: 7,833,992 km (0.119 R)
• M13: 8,832,857 km (0.086 R)
• M14: 9,223,457 km (0.109 R)
• M15: 10,293,530 km (0.101 R)
• M16: 10,991,853 km (0.106 R)
• M17: 11,307,205 km (0.108 R)
• M18: 11,582,316 km (0.088 R)
• M19: 11,861,765 km (0.058 R)
• M20: 13,738,171 km (0.076 R)
• M21: 16,615,088 km (0.119 R)
• M22: 18,131,561 km (0.106 R)
• M23: 19,540,623 km (0.052 R)
• M24: 20,883,564 km (0.07 R)
• M25: 21,859,540 km (0.106 R)
• M26: 22,647,472 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.7

Radius: 9.6

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.59 AU - 5.33 AU

Year: 6388 Days

Day: 11.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,057,629 km

• M1: 119,379 km (0.038 R)
• M2: 484,248 km (0.117 R)
• M3: 812,167 km (0.091 R)
• M4: 1,124,378 km (0.111 R)
• M5: 1,493,884 km (0.091 R)
• M6: 2,004,911 km (0.114 R)
• M7: 2,344,498 km (0.095 R)
• M8: 2,666,133 km (0.111 R)
• M9: 4,008,924 km (0.09 R)
• M10: 5,883,684 km (0.088 R)
• M11: 6,482,973 km (0.116 R)
• M12: 10,436,845 km (0.1 R)
• M13: 13,386,167 km (0.084 R)
• M14: 14,899,948 km (0.079 R)
• M15: 18,402,782 km (0.112 R)
• M16: 21,173,783 km (0.108 R)
• M17: 25,573,307 km (0.081 R)
• M18: 29,389,998 km (0.109 R)
• M19: 36,128,783 km (0.036 R)
• M20: 37,009,765 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.7

Radius: 7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.12 AU - 8.26 AU

Year: 11736 Days

Day: 21.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 36,057,629 km

• M1: 88,412 km (0.079 R)
• M2: 449,542 km (0.059 R)
• M3: 676,482 km (0.057 R)
• M4: 1,642,585 km (0.111 R)
• M5: 1,879,697 km (0.06 R)
• M6: 2,171,862 km (0.109 R)
• M7: 2,966,975 km (0.043 R)
• M8: 3,386,746 km (0.1 R)
• M9: 3,774,205 km (0.102 R)
• M10: 4,502,896 km (0.112 R)
• M11: 5,442,221 km (0.08 R)
• M12: 5,942,027 km (0.066 R)
• M13: 6,472,053 km (0.111 R)
• M14: 6,748,510 km (0.061 R)
• M15: 8,332,302 km (0.097 R)
• M16: 9,124,273 km (0.098 R)
• M17: 9,428,406 km (0.105 R)
• M18: 9,829,328 km (0.113 R)
• M19: 11,297,781 km (0.053 R)
• M20: 12,267,025 km (0.074 R)
• M21: 12,798,846 km (0.045 R)
• M22: 13,738,021 km (0.11 R)
• M23: 17,156,931 km (0.099 R)
• M24: 17,620,684 km (0.065 R)
• M25: 19,703,236 km (0.05 R)
• M26: 20,803,529 km (0.101 R)
• M27: 21,636,190 km (0.103 R)
• M28: 22,412,155 km (0.102 R)
• M29: 24,433,222 km (0.104 R)
• M30: 33,119,921 km (0.117 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 12,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit