🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.5

Radius: 11.2

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.93 AU - 1.15 AU

Year: 719 Days

Day: 13.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,772,107 km

• M1: 139,276 km (0.066 R)
• M2: 530,324 km (0.068 R)
• M3: 997,967 km (0.094 R)
• M4: 1,633,310 km (0.078 R)
• M5: 2,070,135 km (0.118 R)
• M6: 2,463,428 km (0.065 R)
• M7: 3,328,702 km (0.1 R)
• M8: 3,845,712 km (0.103 R)
• M9: 4,253,516 km (0.059 R)
• M10: 5,905,675 km (0.106 R)
• M11: 6,354,319 km (0.067 R)
• M12: 6,785,460 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.6

Radius: 8.3

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.89 AU - 2.09 AU

Year: 1904 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,772,107 km

• M1: 103,223 km (0.085 R)
• M2: 404,363 km (0.107 R)
• M3: 849,566 km (0.094 R)
• M4: 1,154,148 km (0.079 R)
• M5: 1,430,455 km (0.107 R)
• M6: 2,241,574 km (0.116 R)
• M7: 2,909,080 km (0.113 R)
• M8: 3,917,669 km (0.109 R)
• M9: 4,313,804 km (0.096 R)
• M10: 4,757,511 km (0.09 R)
• M11: 5,502,509 km (0.105 R)
• M12: 7,278,535 km (0.096 R)
• M13: 7,820,079 km (0.077 R)
• M14: 10,975,697 km (0.07 R)
• M15: 11,346,699 km (0.117 R)
• M16: 12,035,747 km (0.066 R)
• M17: 13,837,055 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.7

Radius: 12.4

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.54 AU - 2.88 AU

Year: 3026 Days

Day: 8.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,772,107 km

• M1: 154,235 km (0.089 R)
• M2: 587,770 km (0.081 R)
• M3: 986,000 km (0.098 R)
• M4: 1,690,306 km (0.081 R)
• M5: 2,216,891 km (0.09 R)
• M6: 3,504,031 km (0.116 R)
• M7: 10,319,560 km (0.088 R)
• M8: 11,218,045 km (0.102 R)
• M9: 12,168,141 km (0.09 R)
• M10: 13,419,677 km (0.093 R)
• M11: 14,446,218 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.7

Radius: 9.5

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.91 AU - 4.49 AU

Year: 5838 Days

Day: 8.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,772,107 km

• M1: 118,182 km (0.081 R)
• M2: 591,660 km (0.051 R)
• M3: 1,187,508 km (0.114 R)
• M4: 1,668,615 km (0.078 R)
• M5: 2,582,957 km (0.117 R)
• M6: 3,041,774 km (0.089 R)
• M7: 5,444,315 km (0.071 R)
• M8: 6,620,753 km (0.117 R)
• M9: 8,527,228 km (0.095 R)
• M10: 11,965,137 km (0.061 R)
• M11: 12,711,331 km (0.116 R)
• M12: 13,938,632 km (0.076 R)
• M13: 14,347,633 km (0.083 R)
• M14: 15,351,135 km (0.109 R)
• M15: 15,677,408 km (0.055 R)
• M16: 18,580,654 km (0.03 R)
• M17: 19,076,272 km (0.11 R)
• M18: 19,964,883 km (0.06 R)
• M19: 22,937,243 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 8.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.08 AU - 6.42 AU

Year: 8159 Days

Day: 8.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,772,107 km

• M1: 117,135 km (0.065 R)
• M2: 704,905 km (0.076 R)
• M3: 1,100,143 km (0.088 R)
• M4: 1,389,465 km (0.118 R)
• M5: 1,879,248 km (0.084 R)
• M6: 2,314,877 km (0.049 R)
• M7: 3,264,824 km (0.089 R)
• M8: 3,851,098 km (0.089 R)
• M9: 4,660,871 km (0.11 R)
• M10: 6,004,260 km (0.095 R)
• M11: 6,581,558 km (0.092 R)
• M12: 7,588,950 km (0.07 R)
• M13: 8,497,757 km (0.113 R)
• M14: 12,660,169 km (0.065 R)
• M15: 13,128,709 km (0.118 R)
• M16: 16,309,160 km (0.082 R)
• M17: 17,559,648 km (0.109 R)
• M18: 19,553,339 km (0.09 R)
• M19: 21,619,735 km (0.103 R)
• M20: 22,515,826 km (0.101 R)
• M21: 23,126,933 km (0.118 R)
• M22: 23,906,189 km (0.11 R)
• M23: 24,702,947 km (0.101 R)
• M24: 27,457,941 km (0.044 R)
• M25: 29,767,882 km (0.108 R)

Asteroid Belt

Center: 6.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.4

Radius: 3

Gravity: 13.16 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.95 AU - 8.81 AU

Year: 13598 Days

Day: 18.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,772,107 km

• M1: 38,147 km (0.077 R)
• M2: 147,803 km (0.027 R)
• M3: 280,047 km (0.08 R)
• M4: 555,008 km (0.109 R)
• M5: 771,476 km (0.116 R)
• M6: 894,894 km (0.059 R)
• M7: 1,301,352 km (0.103 R)
• M8: 2,639,954 km (0.073 R)
• M9: 4,640,077 km (0.114 R)
• M10: 5,910,163 km (0.104 R)
• M11: 6,523,814 km (0.087 R)
• M12: 13,356,098 km (0.085 R)
• M13: 14,578,013 km (0.12 R)
• M14: 16,176,915 km (0.118 R)
• M15: 19,163,487 km (0.086 R)
• M16: 21,223,749 km (0.113 R)
• M17: 21,519,055 km (0.09 R)
• M18: 21,967,101 km (0.079 R)
• M19: 23,980,539 km (0.045 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: 189 - 16,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit