🌌 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: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.8

Radius: 14.4

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.44 AU - 0.64 AU

Year: 274 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,652,722 km

• M1: 179,069 km (0.077 R)
• M2: 678,726 km (0.096 R)
• M3: 1,509,443 km (0.087 R)
• M4: 1,989,053 km (0.074 R)
• M5: 2,457,145 km (0.09 R)
• M6: 3,121,509 km (0.081 R)
• M7: 3,621,914 km (0.087 R)
• M8: 4,188,591 km (0.108 R)
• M9: 4,703,507 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.6

Radius: 12.9

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.12 AU - 1.36 AU

Year: 953 Days

Day: 13 Hours

Environment

Temp: -174 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,652,722 km

• M1: 160,369 km (0.074 R)
• M2: 565,330 km (0.106 R)
• M3: 1,018,163 km (0.105 R)
• M4: 1,435,840 km (0.059 R)
• M5: 1,902,436 km (0.116 R)
• M6: 3,043,269 km (0.118 R)
• M7: 3,516,747 km (0.039 R)
• M8: 4,289,569 km (0.106 R)
• M9: 4,741,056 km (0.049 R)
• M10: 5,558,608 km (0.093 R)
• M11: 7,022,124 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.7

Radius: 14.5

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.15 AU - 2.19 AU

Year: 2206 Days

Day: 5.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,652,722 km

• M1: 183,706 km (0.1 R)
• M2: 1,035,217 km (0.073 R)
• M3: 1,507,498 km (0.09 R)
• M4: 3,041,774 km (0.053 R)
• M5: 3,689,383 km (0.038 R)
• M6: 4,304,978 km (0.118 R)
• M7: 4,767,535 km (0.117 R)
• M8: 5,310,276 km (0.1 R)
• M9: 5,970,152 km (0.048 R)
• M10: 7,278,684 km (0.059 R)
• M11: 11,183,338 km (0.108 R)
• M12: 13,164,463 km (0.097 R)
• M13: 13,964,662 km (0.064 R)
• M14: 17,231,431 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.3

Radius: 6.6

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.68 AU - 8.18 AU

Year: 12592 Days

Day: 23.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,652,722 km

• M1: 82,129 km (0.104 R)
• M2: 320,738 km (0.094 R)
• M3: 589,266 km (0.07 R)
• M4: 1,564,943 km (0.053 R)
• M5: 2,597,019 km (0.107 R)
• M6: 3,121,360 km (0.064 R)
• M7: 3,880,270 km (0.106 R)
• M8: 4,755,866 km (0.032 R)
• M9: 6,444,826 km (0.074 R)
• M10: 7,016,739 km (0.099 R)
• M11: 8,546,078 km (0.057 R)
• M12: 9,491,237 km (0.11 R)
• M13: 9,751,088 km (0.025 R)
• M14: 14,107,977 km (0.11 R)
• M15: 15,000,029 km (0.057 R)
• M16: 15,567,304 km (0.073 R)
• M17: 16,002,185 km (0.072 R)
• M18: 16,444,995 km (0.109 R)
• M19: 17,278,255 km (0.064 R)
• M20: 17,510,281 km (0.107 R)
• M21: 19,193,108 km (0.069 R)
• M22: 21,690,345 km (0.106 R)
• M23: 23,063,354 km (0.06 R)
• M24: 26,286,141 km (0.085 R)
• M25: 27,110,425 km (0.104 R)
• M26: 29,686,201 km (0.118 R)
• M27: 29,907,906 km (0.118 R)
• M28: 35,070,827 km (0.107 R)
• M29: 39,178,186 km (0.097 R)
• M30: 41,071,796 km (0.116 R)
• M31: 48,179,490 km (0.093 R)
• M32: 49,880,568 km (0.114 R)
• M33: 51,301,747 km (0.081 R)
• M34: 53,238,441 km (0.086 R)
• M35: 54,889,104 km (0.067 R)
• M36: 55,223,306 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.4

Radius: 4.7

Gravity: 21.29 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.18 AU - 9.34 AU

Year: 14921 Days

Day: 18.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,652,722 km

• M1: 58,642 km (0.11 R)
• M2: 339,138 km (0.092 R)
• M3: 576,700 km (0.074 R)
• M4: 774,319 km (0.096 R)
• M5: 1,180,776 km (0.083 R)
• M6: 1,782,608 km (0.076 R)
• M7: 2,095,268 km (0.097 R)
• M8: 2,875,271 km (0.1 R)
• M9: 3,157,562 km (0.102 R)
• M10: 4,233,470 km (0.114 R)
• M11: 4,598,938 km (0.109 R)
• M12: 4,919,376 km (0.064 R)
• M13: 5,533,326 km (0.096 R)
• M14: 6,871,180 km (0.116 R)
• M15: 7,725,384 km (0.042 R)
• M16: 8,178,067 km (0.108 R)
• M17: 9,539,557 km (0.085 R)
• M18: 10,166,821 km (0.079 R)
• M19: 11,387,390 km (0.107 R)
• M20: 11,854,584 km (0.114 R)
• M21: 13,851,416 km (0.061 R)
• M22: 15,630,584 km (0.118 R)
• M23: 20,221,294 km (0.056 R)
• M24: 20,647,349 km (0.106 R)
• M25: 23,143,987 km (0.057 R)
• M26: 26,844,141 km (0.113 R)
• M27: 27,358,608 km (0.107 R)
• M28: 28,620,017 km (0.084 R)
• M29: 34,535,716 km (0.104 R)
• M30: 37,777,651 km (0.026 R)
• M31: 40,539,826 km (0.115 R)
• M32: 42,177,025 km (0.093 R)
• M33: 44,427,875 km (0.06 R)
• M34: 49,320,623 km (0.092 R)
• M35: 49,782,431 km (0.084 R)
• M36: 52,935,356 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.9

Radius: 3.5

Gravity: 51.99 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 9.24 AU - 9.98 AU

Year: 20563 Days

Day: 24.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 75,652,722 km

• M1: 43,832 km (0.065 R)
• M2: 155,582 km (0.117 R)
• M3: 336,146 km (0.119 R)
• M4: 723,904 km (0.101 R)
• M5: 904,768 km (0.078 R)
• M6: 1,062,893 km (0.098 R)
• M7: 1,685,519 km (0.06 R)
• M8: 2,084,946 km (0.116 R)
• M9: 2,406,731 km (0.096 R)
• M10: 2,911,623 km (0.05 R)
• M11: 4,494,219 km (0.06 R)
• M12: 4,703,357 km (0.104 R)
• M13: 5,766,100 km (0.032 R)
• M14: 6,097,011 km (0.101 R)
• M15: 6,706,323 km (0.028 R)
• M16: 7,072,090 km (0.044 R)
• M17: 10,014,231 km (0.088 R)
• M18: 11,751,960 km (0.045 R)
• M19: 12,691,734 km (0.097 R)
• M20: 13,608,320 km (0.119 R)
• M21: 14,119,645 km (0.108 R)
• M22: 14,492,743 km (0.027 R)
• M23: 19,678,852 km (0.109 R)
• M24: 20,050,453 km (0.063 R)
• M25: 21,290,619 km (0.12 R)
• M26: 23,400,398 km (0.081 R)
• M27: 23,817,477 km (0.093 R)
• M28: 28,382,306 km (0.094 R)
• M29: 31,559,915 km (0.11 R)
• M30: 32,454,211 km (0.118 R)
• M31: 34,427,257 km (0.101 R)
• M32: 36,758,441 km (0.117 R)
• M33: 37,180,456 km (0.073 R)
• M34: 40,374,371 km (0.091 R)
• M35: 41,579,681 km (0.113 R)
• M36: 44,697,600 km (0.045 R)
• M37: 45,662,356 km (0.087 R)
• M38: 48,471,505 km (0.073 R)
• M39: 51,393,600 km (0.093 R)
• M40: 53,345,703 km (0.115 R)
• M41: 56,458,835 km (0.06 R)
• M42: 57,020,425 km (0.111 R)
• M43: 57,208,470 km (0.11 R)
• M44: 61,648,385 km (0.084 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 17,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit