🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.9

Radius: 8.3

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.73 AU - 1.19 AU

Year: 627 Days

Day: 8 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 42,040,651 km

• M1: 103,223 km (0.082 R)
• M2: 400,623 km (0.106 R)
• M3: 694,134 km (0.025 R)
• M4: 1,248,993 km (0.088 R)
• M5: 1,793,978 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 14.2

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.91 AU - 1.19 AU

Year: 717 Days

Day: 14.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 138.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,040,651 km

• M1: 176,525 km (0.1 R)
• M2: 643,121 km (0.105 R)
• M3: 1,087,726 km (0.118 R)
• M4: 1,657,544 km (0.079 R)
• M5: 2,336,420 km (0.11 R)
• M6: 3,159,657 km (0.08 R)
• M7: 3,755,505 km (0.106 R)
• M8: 4,822,886 km (0.118 R)
• M9: 5,598,700 km (0.058 R)
• M10: 6,219,382 km (0.056 R)
• M11: 6,699,441 km (0.057 R)
• M12: 7,269,110 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.9

Radius: 10.1

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.35 AU - 1.71 AU

Year: 1262 Days

Day: 14.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,040,651 km

• M1: 125,812 km (0.027 R)
• M2: 717,471 km (0.083 R)
• M3: 1,095,206 km (0.077 R)
• M4: 1,447,958 km (0.065 R)
• M5: 2,019,422 km (0.094 R)
• M6: 2,336,719 km (0.084 R)
• M7: 3,166,089 km (0.114 R)
• M8: 3,525,573 km (0.034 R)
• M9: 3,943,250 km (0.076 R)
• M10: 4,477,913 km (0.026 R)
• M11: 5,227,548 km (0.108 R)
• M12: 5,975,986 km (0.047 R)
• M13: 7,044,564 km (0.065 R)
• M14: 7,443,541 km (0.093 R)
• M15: 7,783,577 km (0.08 R)
• M16: 9,220,914 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.3

Radius: 12

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.91 AU - 2.33 AU

Year: 2058 Days

Day: 12.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,040,651 km

• M1: 150,047 km (0.097 R)
• M2: 527,033 km (0.083 R)
• M3: 1,257,669 km (0.099 R)
• M4: 2,021,666 km (0.073 R)
• M5: 2,509,055 km (0.112 R)
• M6: 2,933,165 km (0.11 R)
• M7: 3,491,614 km (0.116 R)
• M8: 4,693,633 km (0.074 R)
• M9: 5,508,493 km (0.114 R)
• M10: 6,821,513 km (0.099 R)
• M11: 7,477,799 km (0.113 R)
• M12: 8,589,311 km (0.079 R)
• M13: 9,050,073 km (0.091 R)
• M14: 9,702,020 km (0.081 R)
• M15: 12,171,582 km (0.071 R)
• M16: 15,175,657 km (0.101 R)
• M17: 16,145,949 km (0.032 R)
• M18: 17,364,274 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.1

Radius: 13.5

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.21 AU - 6.07 AU

Year: 8932 Days

Day: 11.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,040,651 km

• M1: 167,998 km (0.112 R)
• M2: 675,883 km (0.112 R)
• M3: 1,263,504 km (0.067 R)
• M4: 1,749,397 km (0.088 R)
• M5: 2,679,298 km (0.115 R)
• M6: 3,765,378 km (0.098 R)
• M7: 4,592,655 km (0.077 R)
• M8: 5,126,569 km (0.099 R)
• M9: 6,391,419 km (0.095 R)
• M10: 6,982,630 km (0.056 R)
• M11: 7,449,824 km (0.094 R)
• M12: 10,706,869 km (0.056 R)
• M13: 11,542,673 km (0.088 R)
• M14: 13,403,670 km (0.077 R)
• M15: 15,719,894 km (0.102 R)
• M16: 19,639,059 km (0.081 R)
• M17: 20,494,459 km (0.115 R)
• M18: 21,374,693 km (0.042 R)
• M19: 22,699,682 km (0.118 R)
• M20: 23,210,558 km (0.071 R)
• M21: 25,788,279 km (0.102 R)
• M22: 26,344,484 km (0.119 R)
• M23: 26,908,767 km (0.12 R)
• M24: 28,354,780 km (0.107 R)
• M25: 29,246,982 km (0.099 R)
• M26: 30,983,065 km (0.095 R)
• M27: 31,823,506 km (0.103 R)
• M28: 36,719,845 km (0.065 R)
• M29: 41,082,268 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.8

Radius: 6.8

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 7.78 AU - 7.98 AU

Year: 14751 Days

Day: 24.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,040,651 km

• M1: 84,523 km (0.117 R)
• M2: 523,443 km (0.07 R)
• M3: 1,080,845 km (0.102 R)
• M4: 1,756,728 km (0.032 R)
• M5: 4,148,648 km (0.091 R)
• M6: 5,227,548 km (0.109 R)
• M7: 6,296,724 km (0.067 R)
• M8: 7,463,587 km (0.101 R)
• M9: 11,107,044 km (0.062 R)
• M10: 12,217,808 km (0.055 R)
• M11: 13,038,053 km (0.092 R)
• M12: 13,461,714 km (0.071 R)
• M13: 19,757,540 km (0.059 R)
• M14: 21,887,066 km (0.09 R)
• M15: 23,007,105 km (0.08 R)
• M16: 30,647,517 km (0.082 R)
• M17: 31,829,789 km (0.081 R)
• M18: 40,328,893 km (0.1 R)
• M19: 41,617,230 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.7

Radius: 7.7

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.36 AU - 11.72 AU

Year: 19650 Days

Day: 19.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,040,651 km

• M1: 97,388 km (0.106 R)
• M2: 1,701,077 km (0.094 R)
• M3: 3,917,968 km (0.065 R)
• M4: 4,763,645 km (0.085 R)
• M5: 5,858,552 km (0.054 R)
• M6: 9,900,237 km (0.089 R)
• M7: 11,403,546 km (0.085 R)
• M8: 12,319,983 km (0.096 R)
• M9: 12,881,424 km (0.03 R)
• M10: 19,245,018 km (0.092 R)
• M11: 20,077,381 km (0.092 R)
• M12: 21,250,976 km (0.12 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 18,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit