🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.9

Radius: 10.9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.51 AU - 0.55 AU

Year: 257 Days

Day: 8 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,275,553 km

• M1: 136,284 km (0.095 R)
• M2: 506,838 km (0.076 R)
• M3: 926,310 km (0.109 R)
• M4: 1,279,062 km (0.092 R)
• M5: 1,665,623 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.7

Radius: 13.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.69 AU - 0.81 AU

Year: 433 Days

Day: 9.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,275,553 km

• M1: 167,400 km (0.105 R)
• M2: 625,469 km (0.063 R)
• M3: 1,044,792 km (0.093 R)
• M4: 1,980,526 km (0.115 R)
• M5: 2,614,073 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.9

Radius: 13

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.98 AU - 1.04 AU

Year: 677 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,275,553 km

• M1: 161,715 km (0.108 R)
• M2: 596,447 km (0.094 R)
• M3: 1,006,046 km (0.109 R)
• M4: 1,749,697 km (0.092 R)
• M5: 2,160,193 km (0.102 R)
• M6: 4,319,489 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.2

Radius: 12.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.48 AU - 2.2 AU

Year: 1664 Days

Day: 14.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,275,553 km

• M1: 155,582 km (0.103 R)
• M2: 613,351 km (0.112 R)
• M3: 1,168,210 km (0.058 R)
• M4: 1,607,130 km (0.048 R)
• M5: 2,217,788 km (0.088 R)
• M6: 2,674,960 km (0.103 R)
• M7: 3,405,446 km (0.063 R)
• M8: 5,065,533 km (0.111 R)
• M9: 5,513,729 km (0.112 R)
• M10: 6,037,321 km (0.096 R)
• M11: 9,434,539 km (0.102 R)
• M12: 10,011,389 km (0.101 R)
• M13: 10,611,725 km (0.118 R)
• M14: 11,348,794 km (0.027 R)
• M15: 11,845,907 km (0.117 R)
• M16: 12,679,616 km (0.087 R)
• M17: 13,722,912 km (0.09 R)
• M18: 14,642,640 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.7

Radius: 15

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.05 AU - 2.09 AU

Year: 1986 Days

Day: 9.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,275,553 km

• M1: 199,414 km (0.059 R)
• M2: 882,927 km (0.051 R)
• M3: 1,491,042 km (0.06 R)
• M4: 2,048,294 km (0.03 R)
• M5: 3,026,515 km (0.078 R)
• M6: 3,597,230 km (0.104 R)
• M7: 4,201,157 km (0.097 R)
• M8: 4,745,095 km (0.086 R)
• M9: 5,290,678 km (0.116 R)
• M10: 5,902,534 km (0.113 R)
• M11: 6,936,404 km (0.082 R)
• M12: 8,519,898 km (0.091 R)
• M13: 10,191,056 km (0.064 R)
• M14: 10,695,949 km (0.109 R)
• M15: 13,910,208 km (0.083 R)
• M16: 14,487,507 km (0.117 R)
• M17: 15,453,759 km (0.078 R)
• M18: 16,218,653 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.1

Radius: 5.4

Gravity: 24.15 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.64 AU - 8.52 AU

Year: 15316 Days

Day: 15.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 64,275,553 km

• M1: 67,169 km (0.093 R)
• M2: 254,915 km (0.112 R)
• M3: 612,304 km (0.11 R)
• M4: 1,182,721 km (0.071 R)
• M5: 1,402,480 km (0.091 R)
• M6: 1,853,368 km (0.112 R)
• M7: 2,131,919 km (0.116 R)
• M8: 2,635,615 km (0.118 R)
• M9: 3,062,867 km (0.104 R)
• M10: 4,084,770 km (0.111 R)
• M11: 4,460,111 km (0.116 R)
• M12: 5,649,264 km (0.112 R)
• M13: 6,440,039 km (0.064 R)
• M14: 6,648,728 km (0.104 R)
• M15: 7,212,562 km (0.102 R)
• M16: 9,680,478 km (0.105 R)
• M17: 11,958,106 km (0.061 R)
• M18: 12,530,318 km (0.066 R)
• M19: 13,936,238 km (0.078 R)
• M20: 15,518,386 km (0.053 R)
• M21: 15,969,872 km (0.114 R)
• M22: 17,216,621 km (0.063 R)
• M23: 20,345,460 km (0.07 R)
• M24: 21,068,616 km (0.091 R)
• M25: 21,715,178 km (0.032 R)
• M26: 24,840,577 km (0.106 R)
• M27: 28,588,153 km (0.102 R)
• M28: 29,152,586 km (0.054 R)
• M29: 29,955,178 km (0.11 R)
• M30: 34,698,179 km (0.097 R)
• M31: 40,340,113 km (0.116 R)
• M32: 47,187,806 km (0.07 R)
• M33: 48,932,865 km (0.048 R)
• M34: 50,885,117 km (0.066 R)
• M35: 53,227,670 km (0.091 R)
• M36: 55,640,983 km (0.09 R)
• M37: 58,126,402 km (0.081 R)
• M38: 58,668,395 km (0.1 R)
• M39: 59,031,619 km (0.066 R)
• M40: 61,242,526 km (0.083 R)
• M41: 62,936,572 km (0.108 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 13,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit