🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.3

Radius: 11.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.42 AU - 0.6 AU

Year: 256 Days

Day: 8.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 73,907,870 km

• M1: 139,276 km (0.1 R)
• M2: 494,720 km (0.079 R)
• M3: 862,881 km (0.113 R)
• M4: 1,228,647 km (0.075 R)
• M5: 1,631,066 km (0.081 R)
• M6: 2,027,051 km (0.095 R)
• M7: 2,938,551 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.8

Radius: 14

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.02 AU - 1.36 AU

Year: 912 Days

Day: 8.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,907,870 km

• M1: 175,329 km (0.072 R)
• M2: 756,367 km (0.049 R)
• M3: 1,253,331 km (0.098 R)
• M4: 1,973,944 km (0.095 R)
• M5: 2,563,808 km (0.096 R)
• M6: 3,159,956 km (0.027 R)
• M7: 3,678,163 km (0.111 R)
• M8: 4,303,632 km (0.054 R)
• M9: 4,924,762 km (0.103 R)
• M10: 5,384,775 km (0.099 R)
• M11: 7,398,063 km (0.075 R)
• M12: 7,978,054 km (0.084 R)
• M13: 8,453,028 km (0.09 R)
• M14: 8,918,875 km (0.092 R)
• M15: 10,328,087 km (0.081 R)

Asteroid Belt

Center: 2.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.3

Radius: 12.7

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.02 AU - 4.88 AU

Year: 6599 Days

Day: 9.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,907,870 km

• M1: 157,975 km (0.059 R)
• M2: 572,062 km (0.082 R)
• M3: 1,749,697 km (0.109 R)
• M4: 4,602,977 km (0.116 R)
• M5: 6,644,090 km (0.113 R)
• M6: 8,819,393 km (0.113 R)
• M7: 9,398,486 km (0.112 R)
• M8: 10,404,831 km (0.087 R)
• M9: 17,425,010 km (0.101 R)
• M10: 22,161,728 km (0.109 R)
• M11: 25,069,312 km (0.096 R)
• M12: 26,148,661 km (0.078 R)
• M13: 26,571,873 km (0.059 R)
• M14: 27,869,335 km (0.041 R)
• M15: 28,757,498 km (0.042 R)
• M16: 29,756,064 km (0.108 R)
• M17: 31,439,937 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.2

Radius: 5.4

Gravity: 25.49 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.46 AU - 6.76 AU

Year: 10616 Days

Day: 23.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,907,870 km

• M1: 67,169 km (0.103 R)
• M2: 440,865 km (0.11 R)
• M3: 998,416 km (0.117 R)
• M4: 1,381,387 km (0.071 R)
• M5: 2,357,363 km (0.106 R)
• M6: 2,920,599 km (0.117 R)
• M7: 3,543,824 km (0.105 R)
• M8: 4,398,028 km (0.065 R)
• M9: 4,639,180 km (0.063 R)
• M10: 4,889,008 km (0.098 R)
• M11: 5,115,050 km (0.118 R)
• M12: 6,620,603 km (0.097 R)
• M13: 6,937,751 km (0.106 R)
• M14: 7,306,510 km (0.119 R)
• M15: 7,905,799 km (0.118 R)
• M16: 8,913,191 km (0.08 R)
• M17: 9,497,370 km (0.113 R)
• M18: 10,210,653 km (0.072 R)
• M19: 10,580,459 km (0.08 R)
• M20: 11,916,368 km (0.109 R)
• M21: 15,670,826 km (0.087 R)
• M22: 16,883,466 km (0.066 R)
• M23: 18,080,548 km (0.099 R)
• M24: 20,475,909 km (0.102 R)
• M25: 24,546,617 km (0.088 R)
• M26: 25,305,677 km (0.113 R)
• M27: 26,770,838 km (0.028 R)
• M28: 31,503,965 km (0.08 R)
• M29: 32,174,463 km (0.059 R)
• M30: 32,400,056 km (0.112 R)
• M31: 43,679,287 km (0.119 R)
• M32: 44,933,216 km (0.072 R)
• M33: 45,925,050 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.9

Radius: 7.4

Gravity: 16.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.5 AU - 7.42 AU

Year: 11541 Days

Day: 19.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,907,870 km

• M1: 94,247 km (0.071 R)
• M2: 422,165 km (0.101 R)
• M3: 656,136 km (0.109 R)
• M4: 887,714 km (0.082 R)
• M5: 1,175,390 km (0.057 R)
• M6: 2,141,942 km (0.111 R)
• M7: 4,928,801 km (0.073 R)
• M8: 5,267,790 km (0.101 R)
• M9: 8,000,494 km (0.118 R)
• M10: 8,565,076 km (0.073 R)
• M11: 9,826,486 km (0.104 R)
• M12: 11,092,383 km (0.037 R)
• M13: 14,761,271 km (0.079 R)
• M14: 15,111,031 km (0.042 R)
• M15: 18,837,813 km (0.075 R)
• M16: 21,309,618 km (0.039 R)
• M17: 22,118,644 km (0.096 R)
• M18: 26,166,912 km (0.084 R)
• M19: 27,724,824 km (0.075 R)
• M20: 28,472,514 km (0.09 R)
• M21: 30,457,079 km (0.048 R)
• M22: 38,919,382 km (0.099 R)
• M23: 39,856,613 km (0.063 R)
• M24: 40,398,755 km (0.05 R)
• M25: 42,758,363 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 801.8

Radius: 3.3

Gravity: 73.63 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.52 AU - 10.66 AU

Year: 17697 Days

Day: 22.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,907,870 km

• M1: 44,431 km (0.098 R)
• M2: 188,793 km (0.059 R)
• M3: 668,104 km (0.088 R)
• M4: 893,698 km (0.095 R)
• M5: 1,012,030 km (0.116 R)
• M6: 1,237,324 km (0.094 R)
• M7: 2,035,429 km (0.08 R)
• M8: 3,235,353 km (0.096 R)
• M9: 3,692,375 km (0.111 R)
• M10: 4,094,195 km (0.048 R)
• M11: 4,984,451 km (0.099 R)
• M12: 5,631,761 km (0.108 R)
• M13: 5,751,589 km (0.07 R)
• M14: 6,506,460 km (0.085 R)
• M15: 6,907,682 km (0.084 R)
• M16: 7,277,936 km (0.087 R)
• M17: 8,625,364 km (0.088 R)
• M18: 9,274,320 km (0.073 R)
• M19: 11,225,974 km (0.091 R)
• M20: 11,867,300 km (0.117 R)
• M21: 19,133,717 km (0.045 R)
• M22: 22,961,029 km (0.056 R)
• M23: 24,624,857 km (0.095 R)
• M24: 24,731,370 km (0.069 R)
• M25: 26,590,722 km (0.087 R)
• M26: 31,957,546 km (0.113 R)
• M27: 34,825,786 km (0.087 R)
• M28: 35,229,700 km (0.112 R)
• M29: 37,437,017 km (0.082 R)
• M30: 43,510,241 km (0.079 R)
• M31: 46,209,735 km (0.119 R)
• M32: 47,024,445 km (0.074 R)
• M33: 51,242,207 km (0.12 R)
• M34: 52,997,439 km (0.102 R)
• M35: 54,069,607 km (0.083 R)
• M36: 54,611,151 km (0.084 R)
• M37: 59,840,495 km (0.084 R)
• M38: 64,782,909 km (0.093 R)
• M39: 67,457,270 km (0.091 R)
• M40: 73,025,004 km (0.099 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: 302 - 18,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit