🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.2

Radius: 13.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.98 AU - 1.38 AU

Year: 869 Days

Day: 14.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,188,509 km

• M1: 171,738 km (0.078 R)
• M2: 661,971 km (0.109 R)
• M3: 1,108,670 km (0.063 R)
• M4: 1,562,251 km (0.102 R)
• M5: 2,204,923 km (0.11 R)
• M6: 2,777,434 km (0.12 R)
• M7: 3,730,821 km (0.057 R)
• M8: 4,292,711 km (0.12 R)
• M9: 4,782,644 km (0.109 R)
• M10: 6,282,512 km (0.083 R)
• M11: 7,743,635 km (0.118 R)
• M12: 8,286,675 km (0.107 R)
• M13: 10,131,067 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.7

Radius: 13.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.1 AU - 2.28 AU

Year: 2198 Days

Day: 6.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,188,509 km

• M1: 169,195 km (0.11 R)
• M2: 617,390 km (0.081 R)
• M3: 1,105,528 km (0.048 R)
• M4: 1,638,396 km (0.096 R)
• M5: 2,628,584 km (0.107 R)
• M6: 3,102,959 km (0.115 R)
• M7: 3,533,502 km (0.08 R)
• M8: 4,004,436 km (0.088 R)
• M9: 5,247,445 km (0.042 R)
• M10: 5,722,567 km (0.11 R)
• M11: 6,201,729 km (0.088 R)
• M12: 6,838,567 km (0.09 R)
• M13: 8,793,662 km (0.111 R)
• M14: 10,558,169 km (0.069 R)
• M15: 13,360,586 km (0.117 R)
• M16: 15,090,386 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.8

Radius: 8.2

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.59 AU - 2.99 AU

Year: 3161 Days

Day: 5.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,188,509 km

• M1: 104,270 km (0.111 R)
• M2: 383,120 km (0.104 R)
• M3: 770,279 km (0.104 R)
• M4: 1,046,886 km (0.103 R)
• M5: 1,558,959 km (0.067 R)
• M6: 2,023,910 km (0.082 R)
• M7: 2,505,615 km (0.091 R)
• M8: 2,805,110 km (0.052 R)
• M9: 3,061,969 km (0.061 R)
• M10: 3,987,980 km (0.115 R)
• M11: 5,825,191 km (0.115 R)
• M12: 6,518,877 km (0.098 R)
• M13: 7,537,938 km (0.105 R)
• M14: 8,133,786 km (0.112 R)
• M15: 8,965,101 km (0.071 R)
• M16: 9,277,910 km (0.045 R)
• M17: 10,036,222 km (0.101 R)
• M18: 11,593,985 km (0.097 R)
• M19: 12,995,268 km (0.103 R)
• M20: 14,649,072 km (0.096 R)
• M21: 16,130,839 km (0.111 R)
• M22: 16,646,204 km (0.088 R)
• M23: 17,709,695 km (0.112 R)
• M24: 18,147,718 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.6

Radius: 11.2

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.06 AU - 3.48 AU

Year: 4011 Days

Day: 9.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,188,509 km

• M1: 139,276 km (0.053 R)
• M2: 716,125 km (0.096 R)
• M3: 1,111,363 km (0.064 R)
• M4: 1,527,394 km (0.052 R)
• M5: 2,218,985 km (0.097 R)
• M6: 2,923,741 km (0.092 R)
• M7: 3,338,276 km (0.101 R)
• M8: 4,505,140 km (0.095 R)
• M9: 5,584,189 km (0.076 R)
• M10: 5,952,948 km (0.082 R)
• M11: 7,006,715 km (0.099 R)
• M12: 7,467,926 km (0.056 R)
• M13: 8,451,083 km (0.077 R)
• M14: 10,123,438 km (0.113 R)
• M15: 10,514,486 km (0.039 R)
• M16: 11,161,048 km (0.101 R)
• M17: 12,224,240 km (0.097 R)
• M18: 13,076,350 km (0.094 R)
• M19: 14,551,385 km (0.032 R)
• M20: 16,081,472 km (0.059 R)
• M21: 16,453,522 km (0.109 R)
• M22: 16,885,560 km (0.066 R)
• M23: 18,516,028 km (0.102 R)
• M24: 20,003,629 km (0.101 R)
• M25: 20,620,570 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.9

Radius: 6.8

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.47 AU - 8.03 AU

Year: 11895 Days

Day: 22.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,188,509 km

• M1: 85,420 km (0.051 R)
• M2: 314,305 km (0.109 R)
• M3: 553,961 km (0.119 R)
• M4: 794,215 km (0.081 R)
• M5: 1,289,982 km (0.118 R)
• M6: 1,871,769 km (0.047 R)
• M7: 2,449,067 km (0.117 R)
• M8: 2,926,434 km (0.102 R)
• M9: 3,212,016 km (0.093 R)
• M10: 3,702,248 km (0.064 R)
• M11: 3,923,055 km (0.053 R)
• M12: 6,564,654 km (0.112 R)
• M13: 7,792,553 km (0.108 R)
• M14: 10,918,251 km (0.103 R)
• M15: 11,316,630 km (0.11 R)
• M16: 11,607,149 km (0.031 R)
• M17: 12,944,704 km (0.065 R)
• M18: 14,314,571 km (0.083 R)
• M19: 14,999,730 km (0.116 R)
• M20: 17,034,261 km (0.068 R)
• M21: 20,080,073 km (0.113 R)
• M22: 21,731,035 km (0.116 R)
• M23: 22,452,546 km (0.088 R)
• M24: 25,103,719 km (0.113 R)
• M25: 30,344,432 km (0.116 R)
• M26: 32,048,202 km (0.11 R)
• M27: 33,575,746 km (0.1 R)
• M28: 43,345,983 km (0.074 R)
• M29: 49,876,977 km (0.094 R)
• M30: 50,344,770 km (0.075 R)
• M31: 55,184,710 km (0.09 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 19,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit