🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.6

Radius: 10.8

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.55 AU - 0.83 AU

Year: 364 Days

Day: 7.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,759,131 km

• M1: 134,339 km (0.108 R)
• M2: 556,354 km (0.034 R)
• M3: 967,300 km (0.053 R)
• M4: 1,390,961 km (0.051 R)
• M5: 1,967,511 km (0.086 R)
• M6: 2,328,940 km (0.091 R)
• M7: 2,839,068 km (0.083 R)
• M8: 3,749,521 km (0.047 R)
• M9: 4,375,289 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.9

Radius: 12.4

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.75 AU - 0.95 AU

Year: 498 Days

Day: 6.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,759,131 km

• M1: 154,235 km (0.109 R)
• M2: 547,977 km (0.075 R)
• M3: 1,089,372 km (0.089 R)
• M4: 1,479,673 km (0.072 R)
• M5: 1,907,672 km (0.054 R)
• M6: 3,207,977 km (0.089 R)
• M7: 3,869,349 km (0.085 R)
• M8: 4,438,569 km (0.114 R)
• M9: 5,621,888 km (0.062 R)
• M10: 6,221,476 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.7

Radius: 13.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.73 AU - 3.17 AU

Year: 3222 Days

Day: 9.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,759,131 km

• M1: 167,849 km (0.03 R)
• M2: 650,302 km (0.104 R)
• M3: 1,409,062 km (0.101 R)
• M4: 2,378,307 km (0.064 R)
• M5: 3,143,500 km (0.094 R)
• M6: 4,399,374 km (0.092 R)
• M7: 5,556,215 km (0.069 R)
• M8: 6,935,806 km (0.111 R)
• M9: 8,071,852 km (0.108 R)
• M10: 8,769,726 km (0.114 R)
• M11: 9,471,640 km (0.067 R)
• M12: 10,363,093 km (0.077 R)
• M13: 11,067,699 km (0.106 R)
• M14: 11,846,057 km (0.066 R)
• M15: 13,420,575 km (0.09 R)
• M16: 15,081,261 km (0.079 R)
• M17: 19,153,015 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648

Radius: 11.1

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.95 AU - 5.19 AU

Year: 6212 Days

Day: 10.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,759,131 km

• M1: 138,079 km (0.102 R)
• M2: 491,579 km (0.058 R)
• M3: 1,096,552 km (0.118 R)
• M4: 1,626,129 km (0.066 R)
• M5: 2,085,095 km (0.109 R)
• M6: 3,024,570 km (0.062 R)
• M7: 3,480,694 km (0.105 R)
• M8: 4,326,520 km (0.101 R)
• M9: 5,246,248 km (0.105 R)
• M10: 5,721,969 km (0.042 R)
• M11: 6,968,418 km (0.118 R)
• M12: 8,112,842 km (0.106 R)
• M13: 8,507,631 km (0.103 R)
• M14: 9,681,675 km (0.095 R)
• M15: 10,630,873 km (0.063 R)
• M16: 11,640,958 km (0.059 R)
• M17: 13,963,316 km (0.115 R)
• M18: 18,471,747 km (0.102 R)
• M19: 19,435,307 km (0.098 R)
• M20: 19,929,428 km (0.031 R)
• M21: 20,942,954 km (0.081 R)
• M22: 21,387,708 km (0.054 R)
• M23: 22,527,195 km (0.077 R)
• M24: 25,932,940 km (0.099 R)
• M25: 27,228,308 km (0.107 R)
• M26: 28,838,879 km (0.086 R)
• M27: 29,205,394 km (0.109 R)
• M28: 31,663,137 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 9.7

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.73 AU - 5.49 AU

Year: 7345 Days

Day: 10.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,759,131 km

• M1: 139,724 km (0.11 R)
• M2: 554,260 km (0.036 R)
• M3: 1,120,189 km (0.111 R)
• M4: 1,732,044 km (0.111 R)
• M5: 2,649,977 km (0.1 R)
• M6: 3,353,685 km (0.083 R)
• M7: 6,256,482 km (0.082 R)
• M8: 6,765,564 km (0.056 R)
• M9: 8,416,675 km (0.095 R)
• M10: 8,901,971 km (0.109 R)
• M11: 9,452,641 km (0.079 R)
• M12: 11,084,305 km (0.074 R)
• M13: 11,667,736 km (0.099 R)
• M14: 13,661,128 km (0.108 R)
• M15: 14,394,008 km (0.031 R)
• M16: 14,960,685 km (0.086 R)
• M17: 15,607,695 km (0.119 R)
• M18: 16,004,728 km (0.093 R)
• M19: 17,096,793 km (0.069 R)
• M20: 18,752,392 km (0.096 R)
• M21: 19,581,015 km (0.054 R)
• M22: 20,512,411 km (0.035 R)
• M23: 23,397,855 km (0.102 R)
• M24: 24,005,821 km (0.093 R)
• M25: 26,920,137 km (0.113 R)
• M26: 28,168,681 km (0.058 R)
• M27: 31,092,272 km (0.104 R)
• M28: 38,729,243 km (0.031 R)
• M29: 40,319,020 km (0.06 R)
• M30: 40,691,967 km (0.111 R)
• M31: 41,067,308 km (0.115 R)
• M32: 41,824,722 km (0.114 R)
• M33: 42,591,411 km (0.115 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 16,310 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit