🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.3

Radius: 12.7

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.63 AU - 0.75 AU

Year: 396 Days

Day: 7.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 128.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,343,332 km

• M1: 157,975 km (0.064 R)
• M2: 757,564 km (0.105 R)
• M3: 1,223,561 km (0.118 R)
• M4: 1,666,071 km (0.111 R)
• M5: 2,087,339 km (0.064 R)
• M6: 2,590,437 km (0.072 R)
• M7: 2,995,697 km (0.091 R)
• M8: 3,896,875 km (0.091 R)
• M9: 4,519,501 km (0.112 R)
• M10: 5,207,801 km (0.117 R)
• M11: 5,602,889 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.3

Radius: 11.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.89 AU - 1.09 AU

Year: 680 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,343,332 km

• M1: 143,016 km (0.093 R)
• M2: 510,428 km (0.11 R)
• M3: 918,681 km (0.094 R)
• M4: 1,286,990 km (0.094 R)
• M5: 1,873,265 km (0.113 R)
• M6: 2,256,833 km (0.109 R)
• M7: 2,766,065 km (0.059 R)
• M8: 3,267,816 km (0.087 R)
• M9: 4,382,619 km (0.068 R)
• M10: 5,019,757 km (0.089 R)
• M11: 6,348,036 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.2

Radius: 12.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.05 AU - 1.33 AU

Year: 896 Days

Day: 13.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,343,332 km

• M1: 157,975 km (0.102 R)
• M2: 577,149 km (0.057 R)
• M3: 983,756 km (0.108 R)
• M4: 1,468,004 km (0.092 R)
• M5: 3,263,178 km (0.079 R)
• M6: 3,893,883 km (0.114 R)
• M7: 4,303,931 km (0.034 R)
• M8: 4,866,269 km (0.063 R)
• M9: 6,853,378 km (0.096 R)
• M10: 7,940,954 km (0.109 R)

Asteroid Belt

Center: 1.57 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.9

Radius: 8.1

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.83 AU - 2.07 AU

Year: 1880 Days

Day: 11.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,343,332 km

• M1: 100,679 km (0.108 R)
• M2: 360,381 km (0.104 R)
• M3: 861,085 km (0.066 R)
• M4: 1,254,827 km (0.099 R)
• M5: 1,715,439 km (0.093 R)
• M6: 2,224,969 km (0.116 R)
• M7: 2,522,071 km (0.111 R)
• M8: 2,859,862 km (0.045 R)
• M9: 3,415,170 km (0.073 R)
• M10: 4,148,648 km (0.083 R)
• M11: 4,582,033 km (0.082 R)
• M12: 4,880,631 km (0.112 R)
• M13: 5,150,056 km (0.076 R)
• M14: 6,136,355 km (0.091 R)
• M15: 7,567,259 km (0.068 R)
• M16: 8,898,979 km (0.09 R)
• M17: 9,333,710 km (0.092 R)
• M18: 11,179,748 km (0.061 R)
• M19: 12,666,751 km (0.084 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.6

Radius: 6.8

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.8 AU - 9.9 AU

Year: 16655 Days

Day: 19.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,343,332 km

• M1: 703,708 km (0.053 R)
• M2: 961,166 km (0.11 R)
• M3: 1,329,775 km (0.073 R)
• M4: 2,811,991 km (0.05 R)
• M5: 3,219,496 km (0.1 R)
• M6: 5,191,046 km (0.057 R)
• M7: 8,313,902 km (0.049 R)
• M8: 8,616,538 km (0.092 R)
• M9: 9,061,592 km (0.094 R)
• M10: 12,281,237 km (0.055 R)
• M11: 12,674,081 km (0.064 R)
• M12: 13,308,227 km (0.08 R)
• M13: 17,777,613 km (0.105 R)
• M14: 22,068,678 km (0.076 R)
• M15: 28,536,991 km (0.088 R)
• M16: 29,725,097 km (0.113 R)
• M17: 33,269,968 km (0.037 R)
• M18: 39,584,644 km (0.108 R)
• M19: 39,950,411 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 556.9

Radius: 3.2

Gravity: 54.38 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.43 AU - 12.65 AU

Year: 23620 Days

Day: 20.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 79,343,332 km

• M1: 44,131 km (0.107 R)
• M2: 173,384 km (0.072 R)
• M3: 422,614 km (0.108 R)
• M4: 683,812 km (0.096 R)
• M5: 1,894,956 km (0.047 R)
• M6: 2,096,465 km (0.111 R)
• M7: 2,566,052 km (0.071 R)
• M8: 2,712,209 km (0.073 R)
• M9: 4,322,930 km (0.097 R)
• M10: 4,890,205 km (0.1 R)
• M11: 5,230,241 km (0.105 R)
• M12: 6,345,044 km (0.106 R)
• M13: 8,116,732 km (0.099 R)
• M14: 8,646,757 km (0.096 R)
• M15: 9,312,767 km (0.101 R)
• M16: 15,116,117 km (0.101 R)
• M17: 19,031,692 km (0.099 R)
• M18: 20,926,349 km (0.067 R)
• M19: 29,639,677 km (0.109 R)
• M20: 31,017,174 km (0.071 R)
• M21: 33,496,010 km (0.074 R)
• M22: 34,305,335 km (0.101 R)
• M23: 37,384,657 km (0.043 R)
• M24: 37,963,751 km (0.098 R)
• M25: 39,736,486 km (0.104 R)
• M26: 40,339,515 km (0.038 R)
• M27: 44,569,993 km (0.093 R)
• M28: 45,057,532 km (0.028 R)
• M29: 49,259,587 km (0.112 R)
• M30: 50,481,353 km (0.117 R)
• M31: 51,366,224 km (0.11 R)
• M32: 52,081,601 km (0.081 R)
• M33: 52,985,023 km (0.035 R)
• M34: 53,166,934 km (0.077 R)
• M35: 55,009,381 km (0.084 R)
• M36: 58,238,301 km (0.088 R)
• M37: 60,592,224 km (0.087 R)
• M38: 61,792,448 km (0.101 R)
• M39: 62,601,473 km (0.085 R)
• M40: 63,008,678 km (0.105 R)
• M41: 71,971,236 km (0.162 R)
• M42: 77,689,615 km (0.101 R)
• M43: 78,868,446 km (0.061 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: 498 - 10,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit