🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141

Radius: 8.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.79 AU - 1.21 AU

Year: 678 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,742,160 km

• M1: 103,671 km (0.109 R)
• M2: 374,144 km (0.088 R)
• M3: 668,403 km (0.092 R)
• M4: 1,327,083 km (0.03 R)
• M5: 1,908,869 km (0.089 R)
• M6: 2,221,379 km (0.085 R)
• M7: 2,522,669 km (0.06 R)
• M8: 2,960,542 km (0.089 R)
• M9: 3,606,805 km (0.054 R)
• M10: 4,087,762 km (0.091 R)
• M11: 4,396,532 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.3

Radius: 9.3

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.27 AU - 1.51 AU

Year: 1112 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,742,160 km

• M1: 115,789 km (0.085 R)
• M2: 521,947 km (0.099 R)
• M3: 1,116,150 km (0.047 R)
• M4: 1,434,943 km (0.098 R)
• M5: 2,387,582 km (0.066 R)
• M6: 2,781,623 km (0.115 R)
• M7: 4,438,868 km (0.12 R)
• M8: 4,923,416 km (0.093 R)
• M9: 5,374,004 km (0.111 R)
• M10: 6,035,676 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.9

Radius: 12.2

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.6 AU - 3.76 AU

Year: 3846 Days

Day: 9.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,742,160 km

• M1: 152,590 km (0.071 R)
• M2: 535,560 km (0.114 R)
• M3: 1,581,549 km (0.08 R)
• M4: 2,087,189 km (0.086 R)
• M5: 4,378,730 km (0.082 R)
• M6: 5,128,813 km (0.066 R)
• M7: 5,766,848 km (0.116 R)
• M8: 6,192,005 km (0.064 R)
• M9: 7,561,873 km (0.09 R)
• M10: 8,318,539 km (0.117 R)
• M11: 9,547,187 km (0.116 R)
• M12: 10,389,871 km (0.066 R)
• M13: 11,064,707 km (0.119 R)
• M14: 12,315,794 km (0.065 R)
• M15: 14,212,845 km (0.107 R)
• M16: 15,418,903 km (0.094 R)
• M17: 19,891,131 km (0.065 R)
• M18: 20,277,393 km (0.042 R)
• M19: 23,837,523 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.4

Radius: 10.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.92 AU - 4.42 AU

Year: 4769 Days

Day: 11.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,742,160 km

• M1: 147,952 km (0.107 R)
• M2: 620,532 km (0.077 R)
• M3: 1,683,724 km (0.072 R)
• M4: 2,274,486 km (0.119 R)
• M5: 3,109,093 km (0.074 R)
• M6: 6,172,109 km (0.08 R)
• M7: 9,864,334 km (0.056 R)
• M8: 12,433,378 km (0.066 R)
• M9: 13,414,291 km (0.07 R)
• M10: 14,711,903 km (0.109 R)
• M11: 15,418,903 km (0.09 R)
• M12: 15,921,552 km (0.081 R)
• M13: 17,676,335 km (0.057 R)
• M14: 18,103,736 km (0.09 R)
• M15: 21,290,919 km (0.093 R)
• M16: 23,637,062 km (0.105 R)
• M17: 25,836,599 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.9

Radius: 6.4

Gravity: 12.77 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.09 AU - 6.71 AU

Year: 9720 Days

Day: 15.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,742,160 km

• M1: 81,082 km (0.102 R)
• M2: 301,739 km (0.079 R)
• M3: 505,940 km (0.075 R)
• M4: 896,241 km (0.104 R)
• M5: 1,169,855 km (0.03 R)
• M6: 1,525,449 km (0.078 R)
• M7: 1,780,963 km (0.097 R)
• M8: 2,148,824 km (0.12 R)
• M9: 3,304,019 km (0.105 R)
• M10: 6,217,587 km (0.081 R)
• M11: 6,686,726 km (0.084 R)
• M12: 7,218,097 km (0.095 R)
• M13: 7,900,712 km (0.066 R)
• M14: 8,494,466 km (0.1 R)
• M15: 10,655,557 km (0.085 R)
• M16: 11,065,605 km (0.101 R)
• M17: 13,630,161 km (0.084 R)
• M18: 13,930,853 km (0.095 R)
• M19: 15,631,631 km (0.112 R)
• M20: 17,046,677 km (0.039 R)
• M21: 21,073,702 km (0.093 R)
• M22: 23,392,021 km (0.099 R)
• M23: 28,430,776 km (0.064 R)
• M24: 28,724,736 km (0.114 R)
• M25: 29,719,263 km (0.04 R)
• M26: 33,927,600 km (0.107 R)
• M27: 34,147,958 km (0.072 R)
• M28: 34,591,216 km (0.082 R)
• M29: 35,263,509 km (0.118 R)
• M30: 36,288,255 km (0.073 R)
• M31: 38,277,757 km (0.038 R)
• M32: 38,516,515 km (0.118 R)
• M33: 38,876,447 km (0.108 R)
• M34: 40,834,384 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.9

Radius: 7.2

Gravity: 17.9 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.79 AU - 9.57 AU

Year: 14436 Days

Day: 22.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,742,160 km

• M1: 89,759 km (0.036 R)
• M2: 341,532 km (0.103 R)
• M3: 934,388 km (0.101 R)
• M4: 1,265,000 km (0.107 R)
• M5: 1,590,674 km (0.096 R)
• M6: 2,204,025 km (0.103 R)
• M7: 2,655,811 km (0.11 R)
• M8: 5,619,943 km (0.095 R)
• M9: 6,891,675 km (0.115 R)
• M10: 7,294,243 km (0.06 R)
• M11: 7,903,555 km (0.076 R)
• M12: 9,935,094 km (0.056 R)
• M13: 10,218,582 km (0.11 R)
• M14: 11,284,018 km (0.119 R)
• M15: 15,219,938 km (0.103 R)
• M16: 17,824,287 km (0.105 R)
• M17: 18,583,047 km (0.115 R)
• M18: 18,840,655 km (0.05 R)
• M19: 20,895,831 km (0.093 R)
• M20: 21,174,531 km (0.079 R)
• M21: 21,455,626 km (0.111 R)
• M22: 23,294,333 km (0.082 R)
• M23: 25,551,765 km (0.034 R)
• M24: 26,842,496 km (0.111 R)
• M25: 32,940,853 km (0.094 R)
• M26: 36,847,751 km (0.103 R)
• M27: 39,901,791 km (0.092 R)
• M28: 43,120,389 km (0.104 R)
• M29: 43,421,380 km (0.05 R)
• M30: 43,723,568 km (0.039 R)
• M31: 47,621,939 km (0.096 R)
• M32: 48,104,841 km (0.051 R)
• M33: 55,211,637 km (0.09 R)
• M34: 60,695,596 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 15,874 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit