🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418

Radius: 11.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.81 AU - 0.85 AU

Year: 513 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,285,985 km

• M1: 147,952 km (0.084 R)
• M2: 528,978 km (0.078 R)
• M3: 1,026,690 km (0.05 R)
• M4: 1,399,488 km (0.077 R)
• M5: 2,045,601 km (0.106 R)
• M6: 2,750,357 km (0.098 R)
• M7: 3,149,185 km (0.047 R)
• M8: 3,550,855 km (0.1 R)
• M9: 4,117,831 km (0.086 R)
• M10: 4,542,988 km (0.025 R)
• M11: 5,243,705 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 9.1

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.84 AU - 1.1 AU

Year: 648 Days

Day: 7.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,285,985 km

• M1: 113,395 km (0.119 R)
• M2: 443,408 km (0.106 R)
• M3: 999,912 km (0.049 R)
• M4: 1,518,867 km (0.108 R)
• M5: 2,651,173 km (0.117 R)
• M6: 3,424,744 km (0.03 R)
• M7: 4,399,374 km (0.086 R)
• M8: 4,865,222 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.9

Radius: 8.9

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.07 AU - 1.11 AU

Year: 772 Days

Day: 11.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,285,985 km

• M1: 110,702 km (0.088 R)
• M2: 431,141 km (0.055 R)
• M3: 1,225,356 km (0.075 R)
• M4: 1,567,486 km (0.073 R)
• M5: 1,926,521 km (0.097 R)
• M6: 2,227,363 km (0.096 R)
• M7: 2,531,346 km (0.113 R)
• M8: 3,018,885 km (0.057 R)
• M9: 4,690,492 km (0.117 R)
• M10: 5,087,524 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.4

Radius: 12.3

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.98 AU - 3.06 AU

Year: 2713 Days

Day: 13.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,285,985 km

• M1: 153,039 km (0.087 R)
• M2: 562,638 km (0.09 R)
• M3: 1,062,294 km (0.058 R)
• M4: 1,457,233 km (0.116 R)
• M5: 2,241,425 km (0.077 R)
• M6: 2,880,806 km (0.096 R)
• M7: 4,525,934 km (0.04 R)
• M8: 5,062,093 km (0.078 R)
• M9: 6,310,188 km (0.082 R)
• M10: 7,240,986 km (0.117 R)
• M11: 8,061,231 km (0.09 R)
• M12: 8,851,556 km (0.12 R)
• M13: 10,689,217 km (0.103 R)
• M14: 11,319,173 km (0.086 R)
• M15: 12,235,011 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.9

Radius: 12.5

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.86 AU - 3.26 AU

Year: 3631 Days

Day: 9.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,285,985 km

• M1: 157,078 km (0.098 R)
• M2: 552,615 km (0.067 R)
• M3: 1,107,323 km (0.12 R)
• M4: 2,540,920 km (0.101 R)
• M5: 4,539,996 km (0.109 R)
• M6: 5,478,424 km (0.043 R)
• M7: 5,967,459 km (0.084 R)
• M8: 7,519,088 km (0.076 R)
• M9: 8,026,674 km (0.057 R)
• M10: 8,796,504 km (0.057 R)
• M11: 9,396,691 km (0.114 R)
• M12: 11,362,706 km (0.11 R)
• M13: 13,131,551 km (0.072 R)
• M14: 13,963,465 km (0.102 R)
• M15: 14,392,512 km (0.119 R)
• M16: 18,948,066 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.6

Radius: 9.7

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.9 AU - 5.4 AU

Year: 7927 Days

Day: 12.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,285,985 km

• M1: 169,644 km (0.095 R)
• M2: 512,522 km (0.093 R)
• M3: 913,445 km (0.111 R)
• M4: 1,305,840 km (0.118 R)
• M5: 1,633,310 km (0.095 R)
• M6: 1,983,518 km (0.068 R)
• M7: 2,292,587 km (0.098 R)
• M8: 2,922,843 km (0.026 R)
• M9: 3,420,256 km (0.07 R)
• M10: 3,816,840 km (0.09 R)
• M11: 5,226,202 km (0.081 R)
• M12: 5,652,256 km (0.09 R)
• M13: 7,927,790 km (0.107 R)
• M14: 9,035,113 km (0.115 R)
• M15: 9,505,897 km (0.1 R)
• M16: 11,069,943 km (0.086 R)
• M17: 14,130,117 km (0.1 R)
• M18: 15,752,656 km (0.091 R)
• M19: 17,137,334 km (0.036 R)
• M20: 23,055,276 km (0.079 R)
• M21: 23,846,050 km (0.094 R)
• M22: 24,563,970 km (0.085 R)
• M23: 25,481,753 km (0.119 R)
• M24: 27,287,998 km (0.064 R)
• M25: 30,415,940 km (0.086 R)
• M26: 32,337,824 km (0.074 R)
• M27: 34,566,533 km (0.064 R)
• M28: 36,303,962 km (0.051 R)
• M29: 38,098,838 km (0.067 R)
• M30: 39,203,768 km (0.106 R)
• M31: 40,456,351 km (0.039 R)
• M32: 44,508,807 km (0.054 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 11,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit