🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101

Radius: 12.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.46 AU - 0.64 AU

Year: 272 Days

Day: 10.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 86,854,985 km

• M1: 151,094 km (0.037 R)
• M2: 555,158 km (0.086 R)
• M3: 1,064,090 km (0.068 R)
• M4: 1,502,112 km (0.097 R)
• M5: 2,121,597 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 10.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.65 AU - 0.67 AU

Year: 358 Days

Day: 8.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 86,854,985 km

• M1: 134,638 km (0.098 R)
• M2: 572,062 km (0.042 R)
• M3: 1,552,228 km (0.111 R)
• M4: 2,669,724 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.9

Radius: 11.3

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.4 AU - 4.88 AU

Year: 6665 Days

Day: 14.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,854,985 km

• M1: 140,622 km (0.076 R)
• M2: 716,574 km (0.116 R)
• M3: 1,071,570 km (0.105 R)
• M4: 1,601,146 km (0.114 R)
• M5: 2,149,572 km (0.059 R)
• M6: 2,588,791 km (0.105 R)
• M7: 2,962,337 km (0.052 R)
• M8: 3,795,148 km (0.114 R)
• M9: 5,406,168 km (0.067 R)
• M10: 6,089,381 km (0.094 R)
• M11: 8,153,084 km (0.076 R)
• M12: 10,207,063 km (0.12 R)
• M13: 11,772,604 km (0.071 R)
• M14: 12,364,862 km (0.106 R)
• M15: 14,443,076 km (0.046 R)
• M16: 14,997,187 km (0.076 R)
• M17: 17,218,865 km (0.074 R)
• M18: 18,053,022 km (0.099 R)
• M19: 18,623,888 km (0.12 R)
• M20: 19,577,125 km (0.063 R)
• M21: 20,103,859 km (0.043 R)
• M22: 21,660,724 km (0.094 R)
• M23: 30,467,102 km (0.109 R)
• M24: 35,430,161 km (0.116 R)
• M25: 38,277,757 km (0.069 R)
• M26: 40,057,822 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.4

Radius: 5.9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.35 AU - 10.01 AU

Year: 15601 Days

Day: 19.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,854,985 km

• M1: 73,901 km (0.064 R)
• M2: 431,590 km (0.103 R)
• M3: 640,129 km (0.065 R)
• M4: 1,141,731 km (0.103 R)
• M5: 1,382,284 km (0.073 R)
• M6: 2,128,778 km (0.077 R)
• M7: 2,527,007 km (0.073 R)
• M8: 7,135,968 km (0.067 R)
• M9: 13,306,880 km (0.087 R)
• M10: 14,596,414 km (0.09 R)
• M11: 15,009,304 km (0.053 R)
• M12: 22,582,995 km (0.045 R)
• M13: 23,205,023 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.2

Radius: 6.4

Gravity: 24.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.18 AU - 9.23 AU

Year: 15659 Days

Day: 21.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,854,985 km

• M1: 79,586 km (0.074 R)
• M2: 316,399 km (0.118 R)
• M3: 527,332 km (0.081 R)
• M4: 805,585 km (0.049 R)
• M5: 1,935,946 km (0.062 R)
• M6: 2,384,740 km (0.078 R)
• M7: 3,487,874 km (0.073 R)
• M8: 3,870,546 km (0.115 R)
• M9: 4,248,430 km (0.097 R)
• M10: 4,480,007 km (0.066 R)
• M11: 5,414,845 km (0.1 R)
• M12: 6,825,552 km (0.074 R)
• M13: 7,908,641 km (0.103 R)
• M14: 8,832,857 km (0.107 R)
• M15: 9,713,091 km (0.115 R)
• M16: 9,941,975 km (0.049 R)
• M17: 12,500,697 km (0.117 R)
• M18: 13,325,430 km (0.073 R)
• M19: 15,467,522 km (0.063 R)
• M20: 16,906,803 km (0.111 R)
• M21: 17,405,712 km (0.087 R)
• M22: 17,743,803 km (0.097 R)
• M23: 18,608,180 km (0.073 R)
• M24: 23,049,442 km (0.114 R)
• M25: 26,225,554 km (0.115 R)
• M26: 27,006,604 km (0.094 R)
• M27: 29,442,507 km (0.088 R)
• M28: 29,922,566 km (0.088 R)
• M29: 32,656,617 km (0.112 R)
• M30: 36,508,762 km (0.097 R)
• M31: 38,045,880 km (0.071 R)
• M32: 63,108,759 km (0.087 R)
• M33: 65,726,273 km (0.086 R)
• M34: 68,205,708 km (0.109 R)

Asteroid Belt

Center: 9.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.9

Radius: 5.9

Gravity: 27.63 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.56 AU - 12.12 AU

Year: 20584 Days

Day: 15.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,854,985 km

• M1: 73,303 km (0.089 R)
• M2: 1,288,038 km (0.077 R)
• M3: 1,598,603 km (0.059 R)
• M4: 1,998,927 km (0.094 R)
• M5: 2,511,449 km (0.045 R)
• M6: 2,890,530 km (0.076 R)
• M7: 3,858,279 km (0.105 R)
• M8: 5,711,198 km (0.106 R)
• M9: 5,924,076 km (0.105 R)
• M10: 8,301,934 km (0.076 R)
• M11: 9,140,879 km (0.102 R)
• M12: 9,730,893 km (0.118 R)
• M13: 13,738,320 km (0.055 R)
• M14: 14,829,039 km (0.1 R)
• M15: 15,976,155 km (0.113 R)
• M16: 16,657,573 km (0.105 R)
• M17: 25,709,441 km (0.048 R)
• M18: 29,080,629 km (0.091 R)
• M19: 29,839,539 km (0.108 R)
• M20: 31,002,364 km (0.083 R)
• M21: 33,971,881 km (0.046 R)
• M22: 34,390,905 km (0.073 R)
• M23: 36,392,225 km (0.067 R)
• M24: 42,860,089 km (0.079 R)
• M25: 44,339,163 km (0.116 R)
• M26: 47,051,971 km (0.101 R)
• M27: 51,142,725 km (0.105 R)
• M28: 52,062,303 km (0.035 R)
• M29: 61,665,140 km (0.108 R)
• M30: 63,759,809 km (0.085 R)
• M31: 65,685,283 km (0.108 R)
• M32: 70,102,161 km (0.06 R)
• M33: 74,712,917 km (0.057 R)
• M34: 75,896,385 km (0.119 R)
• M35: 76,612,510 km (0.105 R)
• M36: 81,751,496 km (0.073 R)
• M37: 85,045,342 km (0.191 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 17,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit