🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.7

Radius: 13

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.13 AU - 1.61 AU

Year: 1052 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,354,681 km

• M1: 161,715 km (0.049 R)
• M2: 567,275 km (0.115 R)
• M3: 1,210,396 km (0.11 R)
• M4: 1,614,759 km (0.111 R)
• M5: 2,491,403 km (0.048 R)
• M6: 3,006,169 km (0.079 R)
• M7: 4,317,694 km (0.117 R)
• M8: 4,813,162 km (0.059 R)
• M9: 6,532,640 km (0.114 R)
• M10: 7,188,028 km (0.081 R)
• M11: 8,657,229 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.7

Radius: 12.8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.71 AU - 2.11 AU

Year: 1732 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,354,681 km

• M1: 159,172 km (0.114 R)
• M2: 560,394 km (0.118 R)
• M3: 964,158 km (0.08 R)
• M4: 1,478,476 km (0.086 R)
• M5: 1,987,857 km (0.108 R)
• M6: 2,759,482 km (0.063 R)
• M7: 3,590,947 km (0.12 R)
• M8: 4,227,486 km (0.098 R)
• M9: 4,718,915 km (0.096 R)
• M10: 5,248,492 km (0.102 R)
• M11: 6,187,966 km (0.095 R)
• M12: 6,648,429 km (0.096 R)
• M13: 8,694,628 km (0.032 R)
• M14: 9,430,201 km (0.098 R)
• M15: 10,441,333 km (0.087 R)
• M16: 11,201,739 km (0.045 R)
• M17: 11,704,687 km (0.091 R)
• M18: 12,297,992 km (0.118 R)
• M19: 13,028,329 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867

Radius: 10.9

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.8 AU - 3 AU

Year: 3240 Days

Day: 13.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,354,681 km

• M1: 135,685 km (0.067 R)
• M2: 553,213 km (0.033 R)
• M3: 917,633 km (0.047 R)
• M4: 1,407,866 km (0.096 R)
• M5: 1,989,502 km (0.073 R)
• M6: 2,644,591 km (0.112 R)
• M7: 3,594,986 km (0.032 R)
• M8: 3,986,783 km (0.094 R)
• M9: 4,429,892 km (0.111 R)
• M10: 5,130,758 km (0.091 R)
• M11: 6,571,386 km (0.105 R)
• M12: 7,191,768 km (0.088 R)
• M13: 8,125,558 km (0.1 R)
• M14: 9,025,838 km (0.025 R)
• M15: 10,192,552 km (0.065 R)
• M16: 10,561,460 km (0.062 R)
• M17: 11,067,250 km (0.079 R)
• M18: 11,811,350 km (0.08 R)
• M19: 14,244,560 km (0.079 R)
• M20: 14,654,607 km (0.032 R)
• M21: 17,397,634 km (0.104 R)
• M22: 18,223,265 km (0.094 R)
• M23: 22,748,151 km (0.05 R)
• M24: 23,878,513 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.3

Radius: 13.8

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.96 AU - 3.7 AU

Year: 3986 Days

Day: 5.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,354,681 km

• M1: 171,589 km (0.042 R)
• M2: 784,641 km (0.093 R)
• M3: 1,431,652 km (0.071 R)
• M4: 1,919,041 km (0.119 R)
• M5: 2,784,914 km (0.062 R)
• M6: 3,517,794 km (0.078 R)
• M7: 4,894,394 km (0.103 R)
• M8: 5,848,978 km (0.082 R)
• M9: 6,731,156 km (0.065 R)
• M10: 8,495,813 km (0.094 R)
• M11: 10,595,120 km (0.098 R)
• M12: 11,260,232 km (0.101 R)
• M13: 13,322,438 km (0.086 R)
• M14: 15,967,030 km (0.099 R)
• M15: 16,488,378 km (0.072 R)
• M16: 16,961,407 km (0.104 R)
• M17: 17,687,704 km (0.061 R)
• M18: 18,120,940 km (0.09 R)
• M19: 19,008,803 km (0.09 R)
• M20: 21,635,293 km (0.088 R)
• M21: 22,852,571 km (0.102 R)
• M22: 23,813,887 km (0.107 R)
• M23: 25,738,314 km (0.047 R)
• M24: 26,778,916 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.1

Radius: 3

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.94 AU - 7.1 AU

Year: 12202 Days

Day: 22.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,354,681 km

• M1: 40,242 km (0.1 R)
• M2: 243,994 km (0.08 R)
• M3: 351,106 km (0.032 R)
• M4: 1,482,664 km (0.083 R)
• M5: 1,578,108 km (0.119 R)
• M6: 2,271,943 km (0.111 R)
• M7: 2,599,263 km (0.087 R)
• M8: 2,810,196 km (0.113 R)
• M9: 3,286,216 km (0.062 R)
• M10: 4,109,454 km (0.049 R)
• M11: 4,644,266 km (0.112 R)
• M12: 4,981,160 km (0.079 R)
• M13: 5,674,696 km (0.064 R)
• M14: 6,029,393 km (0.088 R)
• M15: 7,491,712 km (0.086 R)
• M16: 12,758,305 km (0.12 R)
• M17: 13,468,595 km (0.066 R)
• M18: 16,633,638 km (0.101 R)
• M19: 22,292,925 km (0.079 R)
• M20: 24,921,958 km (0.085 R)
• M21: 25,234,917 km (0.08 R)
• M22: 26,921,334 km (0.106 R)
• M23: 28,170,925 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.6

Radius: 6

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.03 AU - 9.85 AU

Year: 14677 Days

Day: 20.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,354,681 km

• M1: 75,098 km (0.113 R)
• M2: 369,806 km (0.063 R)
• M3: 857,345 km (0.081 R)
• M4: 1,389,166 km (0.04 R)
• M5: 2,821,266 km (0.089 R)
• M6: 3,903,607 km (0.088 R)
• M7: 5,238,319 km (0.077 R)
• M8: 5,976,435 km (0.06 R)
• M9: 7,029,604 km (0.119 R)
• M10: 11,918,163 km (0.068 R)
• M11: 24,446,386 km (0.025 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: 246 - 13,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit