🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.4

Radius: 10.1

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.47 AU - 0.75 AU

Year: 318 Days

Day: 14.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,968,775 km

• M1: 125,662 km (0.053 R)
• M2: 504,594 km (0.062 R)
• M3: 837,898 km (0.086 R)
• M4: 1,389,615 km (0.073 R)
• M5: 1,821,204 km (0.094 R)
• M6: 2,511,000 km (0.104 R)
• M7: 2,876,468 km (0.087 R)
• M8: 3,422,949 km (0.071 R)
• M9: 4,297,947 km (0.115 R)
• M10: 4,653,391 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 11.1

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.69 AU - 0.73 AU

Year: 399 Days

Day: 11.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,968,775 km

• M1: 138,228 km (0.102 R)
• M2: 653,743 km (0.068 R)
• M3: 1,224,907 km (0.075 R)
• M4: 1,690,606 km (0.084 R)
• M5: 2,391,322 km (0.078 R)
• M6: 3,212,465 km (0.079 R)
• M7: 4,250,524 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.7

Radius: 9.3

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.99 AU - 2.99 AU

Year: 2620 Days

Day: 5.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,968,775 km

• M1: 116,836 km (0.112 R)
• M2: 421,417 km (0.109 R)
• M3: 939,923 km (0.115 R)
• M4: 1,426,266 km (0.115 R)
• M5: 1,984,865 km (0.114 R)
• M6: 3,106,699 km (0.111 R)
• M7: 3,845,413 km (0.109 R)
• M8: 4,171,836 km (0.058 R)
• M9: 4,628,558 km (0.104 R)
• M10: 5,984,513 km (0.094 R)
• M11: 7,004,621 km (0.075 R)
• M12: 8,005,281 km (0.072 R)
• M13: 9,277,611 km (0.072 R)
• M14: 11,789,060 km (0.08 R)
• M15: 12,218,705 km (0.118 R)
• M16: 13,246,742 km (0.102 R)
• M17: 14,672,858 km (0.053 R)
• M18: 18,109,121 km (0.073 R)
• M19: 18,739,527 km (0.043 R)
• M20: 20,904,806 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.1

Radius: 12.3

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.59 AU - 2.77 AU

Year: 2926 Days

Day: 11 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,968,775 km

• M1: 153,039 km (0.042 R)
• M2: 536,308 km (0.09 R)
• M3: 976,425 km (0.068 R)
• M4: 1,761,365 km (0.101 R)
• M5: 2,280,919 km (0.104 R)
• M6: 2,751,254 km (0.066 R)
• M7: 4,889,457 km (0.102 R)
• M8: 6,823,907 km (0.095 R)
• M9: 7,719,400 km (0.103 R)
• M10: 8,305,823 km (0.052 R)
• M11: 8,724,099 km (0.089 R)
• M12: 9,814,219 km (0.065 R)
• M13: 12,807,373 km (0.108 R)
• M14: 15,096,220 km (0.107 R)
• M15: 15,575,233 km (0.046 R)
• M16: 16,817,045 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.6

Radius: 11.9

Gravity: 6.76 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.84 AU - 6.34 AU

Year: 7658 Days

Day: 8.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,968,775 km

• M1: 147,952 km (0.117 R)
• M2: 592,258 km (0.119 R)
• M3: 1,067,381 km (0.058 R)
• M4: 1,505,553 km (0.078 R)
• M5: 2,080,906 km (0.118 R)
• M6: 3,555,044 km (0.084 R)
• M7: 4,938,226 km (0.063 R)
• M8: 5,342,439 km (0.1 R)
• M9: 6,505,563 km (0.108 R)
• M10: 6,916,059 km (0.1 R)
• M11: 7,383,553 km (0.063 R)
• M12: 8,082,025 km (0.084 R)
• M13: 8,601,130 km (0.036 R)
• M14: 11,008,159 km (0.107 R)
• M15: 12,766,084 km (0.095 R)
• M16: 15,282,918 km (0.063 R)
• M17: 15,810,101 km (0.107 R)
• M18: 16,761,843 km (0.056 R)
• M19: 21,034,508 km (0.104 R)
• M20: 21,769,781 km (0.08 R)
• M21: 24,433,820 km (0.098 R)
• M22: 25,155,181 km (0.057 R)
• M23: 25,705,402 km (0.111 R)
• M24: 30,194,535 km (0.042 R)
• M25: 33,830,661 km (0.034 R)
• M26: 34,613,955 km (0.074 R)
• M27: 36,449,671 km (0.071 R)
• M28: 38,228,838 km (0.114 R)
• M29: 38,834,560 km (0.099 R)
• M30: 39,693,401 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.7

Radius: 3.3

Gravity: 27.89 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.46 AU - 9.36 AU

Year: 16264 Days

Day: 24.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,968,775 km

• M1: 52,509 km (0.111 R)
• M2: 179,667 km (0.083 R)
• M3: 316,399 km (0.073 R)
• M4: 578,794 km (0.096 R)
• M5: 730,486 km (0.119 R)
• M6: 839,693 km (0.089 R)
• M7: 1,391,111 km (0.118 R)
• M8: 1,889,272 km (0.072 R)
• M9: 3,346,804 km (0.114 R)
• M10: 4,084,770 km (0.076 R)
• M11: 5,626,675 km (0.041 R)
• M12: 5,838,805 km (0.057 R)
• M13: 9,946,463 km (0.113 R)
• M14: 11,505,123 km (0.065 R)
• M15: 13,157,282 km (0.099 R)
• M16: 13,530,828 km (0.111 R)
• M17: 14,233,938 km (0.114 R)
• M18: 17,216,770 km (0.104 R)
• M19: 17,663,469 km (0.11 R)
• M20: 18,580,056 km (0.105 R)
• M21: 20,925,152 km (0.098 R)
• M22: 25,132,293 km (0.092 R)
• M23: 33,760,649 km (0.089 R)
• M24: 40,535,488 km (0.059 R)
• M25: 48,161,838 km (0.113 R)
• M26: 50,094,343 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.9

Radius: 4.5

Gravity: 46.17 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.44 AU - 9.48 AU

Year: 16409 Days

Day: 17.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,968,775 km

• M1: 56,698 km (0.09 R)
• M2: 246,088 km (0.08 R)
• M3: 425,606 km (0.118 R)
• M4: 595,699 km (0.081 R)
• M5: 842,984 km (0.075 R)
• M6: 1,803,253 km (0.065 R)
• M7: 2,986,721 km (0.071 R)
• M8: 3,475,757 km (0.058 R)
• M9: 5,770,139 km (0.054 R)
• M10: 7,018,235 km (0.077 R)
• M11: 7,203,586 km (0.049 R)
• M12: 8,128,400 km (0.062 R)
• M13: 8,281,289 km (0.083 R)
• M14: 9,020,602 km (0.071 R)
• M15: 9,860,594 km (0.082 R)
• M16: 11,630,038 km (0.062 R)
• M17: 12,828,765 km (0.114 R)
• M18: 14,477,184 km (0.093 R)
• M19: 17,248,634 km (0.111 R)
• M20: 19,613,926 km (0.089 R)
• M21: 24,442,646 km (0.117 R)
• M22: 27,186,571 km (0.034 R)
• M23: 27,990,061 km (0.09 R)
• M24: 29,165,302 km (0.08 R)
• M25: 30,741,614 km (0.03 R)
• M26: 32,501,933 km (0.064 R)
• M27: 33,537,299 km (0.111 R)
• M28: 34,328,223 km (0.043 R)
• M29: 36,359,613 km (0.066 R)
• M30: 38,183,809 km (0.05 R)
• M31: 39,921,089 km (0.12 R)
• M32: 42,471,284 km (0.089 R)
• M33: 44,020,969 km (0.105 R)
• M34: 44,178,046 km (0.117 R)
• M35: 59,125,566 km (0.099 R)
• M36: 63,426,954 km (0.102 R)
• M37: 71,990,983 km (0.225 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: 342 - 12,661 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit