🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.9

Radius: 12.1

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.76 AU - 1.24 AU

Year: 667 Days

Day: 10.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,272,812 km

• M1: 150,495 km (0.058 R)
• M2: 978,071 km (0.108 R)
• M3: 1,518,418 km (0.106 R)
• M4: 2,281,368 km (0.108 R)
• M5: 2,825,006 km (0.093 R)
• M6: 4,431,388 km (0.085 R)
• M7: 5,399,137 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.6

Radius: 13

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.29 AU - 1.43 AU

Year: 1058 Days

Day: 11.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,272,812 km

• M1: 161,715 km (0.084 R)
• M2: 699,520 km (0.09 R)
• M3: 1,110,764 km (0.091 R)
• M4: 1,538,764 km (0.113 R)
• M5: 2,054,428 km (0.098 R)
• M6: 2,615,420 km (0.101 R)
• M7: 3,877,876 km (0.104 R)
• M8: 4,407,452 km (0.115 R)
• M9: 5,204,360 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.4

Radius: 8

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.47 AU - 1.87 AU

Year: 1439 Days

Day: 12.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,272,812 km

• M1: 99,483 km (0.052 R)
• M2: 401,521 km (0.077 R)
• M3: 951,891 km (0.066 R)
• M4: 1,387,221 km (0.075 R)
• M5: 3,215,905 km (0.089 R)
• M6: 3,685,044 km (0.113 R)
• M7: 4,181,111 km (0.116 R)
• M8: 4,682,264 km (0.079 R)
• M9: 5,243,705 km (0.099 R)
• M10: 5,737,677 km (0.052 R)
• M11: 6,843,504 km (0.038 R)
• M12: 7,096,175 km (0.072 R)
• M13: 7,513,254 km (0.113 R)
• M14: 7,782,081 km (0.098 R)
• M15: 8,892,995 km (0.104 R)
• M16: 9,194,136 km (0.109 R)
• M17: 10,008,995 km (0.099 R)
• M18: 11,008,159 km (0.12 R)
• M19: 11,638,714 km (0.085 R)
• M20: 12,072,249 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.3

Radius: 11

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.2 AU - 2.34 AU

Year: 2281 Days

Day: 7.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,272,812 km

• M1: 137,032 km (0.056 R)
• M2: 701,315 km (0.117 R)
• M3: 1,145,172 km (0.11 R)
• M4: 1,606,831 km (0.094 R)
• M5: 2,388,779 km (0.056 R)
• M6: 2,913,269 km (0.105 R)
• M7: 3,495,803 km (0.088 R)
• M8: 5,920,635 km (0.085 R)
• M9: 6,662,790 km (0.093 R)
• M10: 7,555,440 km (0.098 R)
• M11: 8,396,180 km (0.081 R)
• M12: 9,683,919 km (0.118 R)
• M13: 10,153,357 km (0.083 R)
• M14: 14,803,009 km (0.115 R)
• M15: 15,819,077 km (0.076 R)
• M16: 16,521,888 km (0.095 R)
• M17: 17,350,511 km (0.115 R)
• M18: 18,315,567 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.3

Radius: 11.8

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.5 AU - 4.08 AU

Year: 3979 Days

Day: 8.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,272,812 km

• M1: 146,756 km (0.108 R)
• M2: 569,818 km (0.079 R)
• M3: 1,295,966 km (0.084 R)
• M4: 1,921,136 km (0.091 R)
• M5: 2,402,691 km (0.106 R)
• M6: 2,824,707 km (0.078 R)
• M7: 4,237,808 km (0.113 R)
• M8: 5,323,739 km (0.106 R)
• M9: 5,989,749 km (0.086 R)
• M10: 7,388,040 km (0.078 R)
• M11: 7,795,246 km (0.095 R)
• M12: 8,654,985 km (0.117 R)
• M13: 9,857,602 km (0.085 R)
• M14: 11,124,696 km (0.114 R)
• M15: 11,525,170 km (0.098 R)
• M16: 12,027,818 km (0.069 R)
• M17: 15,031,295 km (0.08 R)
• M18: 15,466,475 km (0.106 R)
• M19: 18,194,841 km (0.062 R)
• M20: 18,877,007 km (0.108 R)
• M21: 19,383,695 km (0.062 R)
• M22: 19,769,807 km (0.07 R)
• M23: 20,358,475 km (0.086 R)
• M24: 21,433,785 km (0.077 R)
• M25: 23,917,558 km (0.047 R)
• M26: 24,661,209 km (0.079 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 19,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit