🌌 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: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.2

Radius: 11

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.63 AU - 0.77 AU

Year: 404 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,215,200 km

• M1: 137,032 km (0.042 R)
• M2: 516,113 km (0.109 R)
• M3: 1,233,734 km (0.095 R)
• M4: 1,717,384 km (0.081 R)
• M5: 2,094,221 km (0.083 R)
• M6: 2,443,083 km (0.1 R)
• M7: 2,790,449 km (0.039 R)
• M8: 3,832,548 km (0.075 R)
• M9: 5,086,477 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.4

Radius: 10.7

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.44 AU - 3.54 AU

Year: 3569 Days

Day: 10.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,215,200 km

• M1: 133,142 km (0.095 R)
• M2: 634,145 km (0.045 R)
• M3: 1,006,494 km (0.05 R)
• M4: 1,358,648 km (0.052 R)
• M5: 1,989,352 km (0.118 R)
• M6: 2,380,252 km (0.084 R)
• M7: 4,510,974 km (0.091 R)
• M8: 6,555,827 km (0.113 R)
• M9: 7,336,579 km (0.09 R)
• M10: 10,325,694 km (0.113 R)
• M11: 11,979,947 km (0.063 R)
• M12: 13,661,427 km (0.094 R)
• M13: 14,583,399 km (0.112 R)
• M14: 15,443,138 km (0.067 R)
• M15: 16,713,972 km (0.11 R)
• M16: 17,882,032 km (0.114 R)
• M17: 19,282,567 km (0.069 R)
• M18: 20,132,732 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.7

Radius: 12.2

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.68 AU - 3.48 AU

Year: 3731 Days

Day: 9.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,215,200 km

• M1: 151,842 km (0.08 R)
• M2: 682,017 km (0.112 R)
• M3: 1,250,638 km (0.093 R)
• M4: 1,780,364 km (0.069 R)
• M5: 2,457,893 km (0.096 R)
• M6: 3,159,956 km (0.096 R)
• M7: 5,687,711 km (0.12 R)
• M8: 6,769,752 km (0.107 R)
• M9: 7,190,122 km (0.065 R)
• M10: 8,116,881 km (0.116 R)
• M11: 9,823,494 km (0.115 R)
• M12: 10,363,542 km (0.097 R)
• M13: 13,601,588 km (0.037 R)
• M14: 15,424,288 km (0.051 R)
• M15: 16,049,009 km (0.049 R)
• M16: 16,582,475 km (0.082 R)
• M17: 18,196,636 km (0.082 R)
• M18: 18,659,791 km (0.106 R)
• M19: 19,190,265 km (0.053 R)
• M20: 19,791,349 km (0.092 R)
• M21: 20,529,316 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.5

Radius: 3.2

Gravity: 70.07 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.58 AU - 7.54 AU

Year: 10297 Days

Day: 18.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,215,200 km

• M1: 40,391 km (0.116 R)
• M2: 146,307 km (0.098 R)
• M3: 319,541 km (0.103 R)
• M4: 546,631 km (0.112 R)
• M5: 1,026,989 km (0.103 R)
• M6: 1,560,755 km (0.062 R)
• M7: 1,726,808 km (0.053 R)
• M8: 2,936,905 km (0.086 R)
• M9: 4,293,758 km (0.093 R)
• M10: 4,410,594 km (0.091 R)
• M11: 6,276,977 km (0.069 R)
• M12: 6,735,943 km (0.097 R)
• M13: 6,973,654 km (0.112 R)
• M14: 8,382,268 km (0.093 R)
• M15: 9,176,932 km (0.086 R)
• M16: 9,667,314 km (0.088 R)
• M17: 10,071,826 km (0.068 R)
• M18: 11,077,872 km (0.112 R)
• M19: 12,265,679 km (0.083 R)
• M20: 13,411,150 km (0.116 R)
• M21: 14,560,211 km (0.098 R)
• M22: 14,691,857 km (0.038 R)
• M23: 14,824,251 km (0.034 R)
• M24: 18,552,679 km (0.115 R)
• M25: 20,714,368 km (0.108 R)
• M26: 22,683,525 km (0.082 R)
• M27: 23,396,658 km (0.113 R)
• M28: 24,867,504 km (0.117 R)
• M29: 27,287,400 km (0.103 R)
• M30: 28,093,583 km (0.099 R)
• M31: 29,753,670 km (0.072 R)
• M32: 29,965,650 km (0.087 R)
• M33: 32,029,951 km (0.076 R)
• M34: 33,267,425 km (0.116 R)
• M35: 35,837,367 km (0.077 R)
• M36: 37,911,392 km (0.058 R)
• M37: 38,285,536 km (0.074 R)
• M38: 38,536,411 km (0.111 R)
• M39: 40,452,311 km (0.107 R)
• M40: 42,163,412 km (0.051 R)
• M41: 44,334,825 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.8

Radius: 6.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.17 AU - 7.69 AU

Year: 12592 Days

Day: 17 Hours

Environment

Temp: -220 °C

Axial Tilt: 121.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,215,200 km

• M1: 83,326 km (0.063 R)
• M2: 438,322 km (0.077 R)
• M3: 1,378,395 km (0.052 R)
• M4: 3,779,441 km (0.109 R)
• M5: 4,255,012 km (0.091 R)
• M6: 4,996,120 km (0.11 R)
• M7: 5,445,961 km (0.075 R)
• M8: 6,426,575 km (0.073 R)
• M9: 6,675,207 km (0.101 R)
• M10: 6,901,399 km (0.094 R)
• M11: 7,250,560 km (0.09 R)
• M12: 8,401,566 km (0.104 R)
• M13: 10,787,502 km (0.081 R)
• M14: 13,100,585 km (0.08 R)
• M15: 14,279,117 km (0.083 R)
• M16: 14,655,655 km (0.116 R)
• M17: 15,874,728 km (0.104 R)
• M18: 16,897,678 km (0.072 R)
• M19: 18,182,275 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.7

Radius: 3.8

Gravity: 43.33 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.89 AU - 12.61 AU

Year: 22652 Days

Day: 23.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 80,215,200 km

• M1: 47,273 km (0.09 R)
• M2: 248,931 km (0.099 R)
• M3: 394,490 km (0.079 R)
• M4: 1,022,651 km (0.071 R)
• M5: 1,864,289 km (0.108 R)
• M6: 2,043,208 km (0.09 R)
• M7: 2,799,275 km (0.104 R)
• M8: 3,787,519 km (0.05 R)
• M9: 4,174,229 km (0.069 R)
• M10: 4,446,198 km (0.045 R)
• M11: 4,950,642 km (0.109 R)
• M12: 7,255,646 km (0.105 R)
• M13: 8,264,684 km (0.115 R)
• M14: 9,594,908 km (0.088 R)
• M15: 10,681,587 km (0.096 R)
• M16: 15,129,431 km (0.088 R)
• M17: 15,932,921 km (0.049 R)
• M18: 18,154,450 km (0.085 R)
• M19: 18,513,634 km (0.097 R)
• M20: 21,659,378 km (0.085 R)
• M21: 25,589,763 km (0.098 R)
• M22: 29,969,839 km (0.103 R)
• M23: 30,345,330 km (0.111 R)
• M24: 39,874,116 km (0.096 R)
• M25: 40,939,552 km (0.097 R)
• M26: 47,733,090 km (0.066 R)
• M27: 55,240,061 km (0.074 R)
• M28: 61,058,969 km (0.094 R)
• M29: 68,348,126 km (0.063 R)
• M30: 77,834,127 km (0.072 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: 376 - 17,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit