🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.3

Radius: 12.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.53 AU - 0.67 AU

Year: 315 Days

Day: 14 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,516,889 km

• M1: 151,842 km (0.111 R)
• M2: 558,000 km (0.098 R)
• M3: 943,065 km (0.093 R)
• M4: 1,541,756 km (0.052 R)
• M5: 1,979,030 km (0.093 R)
• M6: 2,376,362 km (0.107 R)
• M7: 2,778,780 km (0.082 R)
• M8: 3,435,515 km (0.035 R)
• M9: 3,990,972 km (0.085 R)
• M10: 4,496,762 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.5

Radius: 8.6

Gravity: 12.85 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.07 AU - 1.25 AU

Year: 847 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,516,889 km

• M1: 108,010 km (0.079 R)
• M2: 422,913 km (0.106 R)
• M3: 820,844 km (0.099 R)
• M4: 1,146,518 km (0.088 R)
• M5: 1,453,044 km (0.117 R)
• M6: 1,899,594 km (0.042 R)
• M7: 2,171,563 km (0.119 R)
• M8: 2,492,899 km (0.083 R)
• M9: 2,820,518 km (0.106 R)
• M10: 3,163,247 km (0.069 R)
• M11: 3,460,199 km (0.107 R)
• M12: 3,837,933 km (0.094 R)
• M13: 4,259,949 km (0.079 R)
• M14: 4,640,975 km (0.102 R)
• M15: 5,491,439 km (0.079 R)
• M16: 6,464,423 km (0.041 R)
• M17: 7,773,554 km (0.1 R)
• M18: 8,477,263 km (0.114 R)
• M19: 9,832,170 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 8.7

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.48 AU - 1.5 AU

Year: 1234 Days

Day: 14.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,516,889 km

• M1: 108,159 km (0.109 R)
• M2: 380,577 km (0.115 R)
• M3: 748,588 km (0.088 R)
• M4: 1,033,871 km (0.071 R)
• M5: 1,329,177 km (0.093 R)
• M6: 1,988,604 km (0.088 R)
• M7: 2,333,428 km (0.057 R)
• M8: 3,087,102 km (0.073 R)
• M9: 3,536,194 km (0.092 R)
• M10: 4,079,983 km (0.119 R)
• M11: 4,640,526 km (0.075 R)
• M12: 5,396,743 km (0.079 R)
• M13: 6,561,512 km (0.068 R)
• M14: 7,177,706 km (0.095 R)
• M15: 7,885,902 km (0.082 R)
• M16: 9,319,349 km (0.078 R)
• M17: 9,875,554 km (0.091 R)
• M18: 10,851,530 km (0.082 R)
• M19: 11,156,560 km (0.08 R)
• M20: 12,033,952 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.3

Radius: 10

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.5 AU - 3.82 AU

Year: 3810 Days

Day: 6.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,516,889 km

• M1: 124,465 km (0.065 R)
• M2: 440,715 km (0.078 R)
• M3: 1,045,390 km (0.069 R)
• M4: 1,480,421 km (0.092 R)
• M5: 2,103,944 km (0.117 R)
• M6: 3,261,533 km (0.104 R)
• M7: 3,785,574 km (0.097 R)
• M8: 4,341,629 km (0.08 R)
• M9: 5,561,750 km (0.103 R)
• M10: 6,015,480 km (0.112 R)
• M11: 6,371,822 km (0.113 R)
• M12: 6,773,792 km (0.062 R)
• M13: 7,127,142 km (0.078 R)
• M14: 8,853,052 km (0.09 R)
• M15: 11,505,871 km (0.085 R)
• M16: 12,385,657 km (0.063 R)
• M17: 13,409,654 km (0.067 R)
• M18: 13,814,316 km (0.079 R)
• M19: 14,594,918 km (0.107 R)
• M20: 15,848,548 km (0.067 R)
• M21: 18,945,523 km (0.102 R)
• M22: 19,974,308 km (0.114 R)
• M23: 20,435,817 km (0.049 R)
• M24: 21,380,378 km (0.078 R)
• M25: 22,142,729 km (0.083 R)
• M26: 23,429,271 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.1

Radius: 4.8

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.27 AU - 6.69 AU

Year: 11188 Days

Day: 22.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,516,889 km

• M1: 60,886 km (0.067 R)
• M2: 303,983 km (0.051 R)
• M3: 627,563 km (0.081 R)
• M4: 850,613 km (0.047 R)
• M5: 1,105,379 km (0.107 R)
• M6: 1,660,088 km (0.114 R)
• M7: 3,108,494 km (0.119 R)
• M8: 3,876,679 km (0.115 R)
• M9: 4,068,613 km (0.095 R)
• M10: 4,342,976 km (0.109 R)
• M11: 4,497,810 km (0.097 R)
• M12: 6,689,418 km (0.117 R)
• M13: 8,346,215 km (0.062 R)
• M14: 9,163,318 km (0.069 R)
• M15: 11,291,348 km (0.049 R)
• M16: 12,968,490 km (0.077 R)
• M17: 17,840,144 km (0.097 R)
• M18: 18,305,244 km (0.098 R)
• M19: 20,606,658 km (0.098 R)
• M20: 24,531,358 km (0.111 R)
• M21: 26,711,597 km (0.117 R)
• M22: 32,523,175 km (0.092 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 12,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit