🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.7

Radius: 12.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.66 AU - 0.68 AU

Year: 366 Days

Day: 10.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,530,011 km

• M1: 156,779 km (0.086 R)
• M2: 661,522 km (0.044 R)
• M3: 1,190,051 km (0.053 R)
• M4: 1,742,217 km (0.069 R)
• M5: 2,533,739 km (0.061 R)
• M6: 3,354,433 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 10.8

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.09 AU - 1.79 AU

Year: 1152 Days

Day: 14 Hours

Environment

Temp: -200 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,530,011 km

• M1: 134,339 km (0.111 R)
• M2: 511,026 km (0.061 R)
• M3: 848,370 km (0.108 R)
• M4: 1,313,021 km (0.119 R)
• M5: 1,826,889 km (0.109 R)
• M6: 2,769,954 km (0.05 R)
• M7: 3,205,434 km (0.037 R)
• M8: 3,592,593 km (0.09 R)
• M9: 4,011,018 km (0.064 R)
• M10: 4,408,200 km (0.099 R)
• M11: 5,424,718 km (0.106 R)
• M12: 6,110,325 km (0.051 R)
• M13: 6,780,523 km (0.1 R)
• M14: 8,104,614 km (0.071 R)
• M15: 9,117,392 km (0.072 R)
• M16: 9,899,789 km (0.092 R)
• M17: 10,923,487 km (0.081 R)
• M18: 11,495,400 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.1

Radius: 10.4

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.73 AU - 2.73 AU

Year: 2221 Days

Day: 9.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,530,011 km

• M1: 129,701 km (0.113 R)
• M2: 546,631 km (0.117 R)
• M3: 888,611 km (0.103 R)
• M4: 1,245,402 km (0.06 R)
• M5: 1,596,359 km (0.094 R)
• M6: 2,309,043 km (0.035 R)
• M7: 4,451,883 km (0.098 R)
• M8: 4,798,501 km (0.073 R)
• M9: 5,857,654 km (0.099 R)
• M10: 6,275,032 km (0.115 R)
• M11: 6,736,991 km (0.113 R)
• M12: 7,379,214 km (0.117 R)
• M13: 9,087,771 km (0.1 R)
• M14: 9,458,924 km (0.045 R)
• M15: 10,330,930 km (0.062 R)
• M16: 11,611,936 km (0.045 R)
• M17: 12,573,551 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.2

Radius: 8.1

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.38 AU - 4.48 AU

Year: 5195 Days

Day: 15 Hours

Environment

Temp: -229 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,530,011 km

• M1: 100,829 km (0.088 R)
• M2: 410,048 km (0.054 R)
• M3: 884,273 km (0.085 R)
• M4: 1,571,376 km (0.112 R)
• M5: 1,872,217 km (0.12 R)
• M6: 2,396,259 km (0.12 R)
• M7: 2,886,641 km (0.048 R)
• M8: 3,361,614 km (0.116 R)
• M9: 3,649,739 km (0.06 R)
• M10: 4,323,378 km (0.088 R)
• M11: 4,615,094 km (0.069 R)
• M12: 5,077,352 km (0.072 R)
• M13: 5,569,978 km (0.089 R)
• M14: 5,828,183 km (0.043 R)
• M15: 6,124,387 km (0.093 R)
• M16: 7,207,476 km (0.092 R)
• M17: 7,688,732 km (0.104 R)
• M18: 10,039,663 km (0.1 R)
• M19: 10,904,787 km (0.106 R)
• M20: 14,325,492 km (0.099 R)
• M21: 14,594,170 km (0.064 R)
• M22: 14,976,093 km (0.09 R)
• M23: 15,533,196 km (0.1 R)
• M24: 18,911,415 km (0.096 R)
• M25: 19,300,070 km (0.092 R)
• M26: 20,295,195 km (0.119 R)
• M27: 24,928,092 km (0.115 R)
• M28: 25,317,196 km (0.086 R)
• M29: 27,904,341 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.7

Radius: 6.2

Gravity: 18.77 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.39 AU - 7.89 AU

Year: 14082 Days

Day: 25 Hours

Environment

Temp: -241 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,530,011 km

• M1: 77,043 km (0.079 R)
• M2: 383,120 km (0.079 R)
• M3: 1,044,941 km (0.077 R)
• M4: 1,268,440 km (0.11 R)
• M5: 1,729,501 km (0.065 R)
• M6: 3,077,677 km (0.097 R)
• M7: 3,763,583 km (0.095 R)
• M8: 4,546,878 km (0.119 R)
• M9: 4,909,054 km (0.098 R)
• M10: 5,361,887 km (0.101 R)
• M11: 7,958,906 km (0.053 R)
• M12: 10,038,765 km (0.089 R)
• M13: 10,426,822 km (0.105 R)
• M14: 10,653,014 km (0.083 R)
• M15: 11,351,486 km (0.103 R)
• M16: 11,711,868 km (0.098 R)
• M17: 12,455,668 km (0.099 R)
• M18: 12,774,611 km (0.118 R)
• M19: 13,033,864 km (0.11 R)
• M20: 13,697,031 km (0.047 R)
• M21: 15,526,314 km (0.115 R)
• M22: 16,806,872 km (0.08 R)
• M23: 20,622,216 km (0.093 R)
• M24: 22,260,313 km (0.119 R)
• M25: 25,485,194 km (0.032 R)
• M26: 25,999,512 km (0.113 R)
• M27: 27,369,080 km (0.116 R)
• M28: 29,343,922 km (0.111 R)
• M29: 29,569,066 km (0.084 R)
• M30: 33,329,658 km (0.052 R)
• M31: 41,358,426 km (0.034 R)
• M32: 50,263,089 km (0.119 R)
• M33: 52,053,327 km (0.119 R)
• M34: 58,921,665 km (0.073 R)
• M35: 60,182,625 km (0.077 R)
• M36: 60,546,148 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.8

Radius: 3.5

Gravity: 37.7 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.33 AU - 10.79 AU

Year: 21278 Days

Day: 21.6 Hours

Environment

Temp: -244 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 69,530,011 km

• M1: 45,179 km (0.079 R)
• M2: 234,270 km (0.119 R)
• M3: 650,900 km (0.078 R)
• M4: 1,755,830 km (0.107 R)
• M5: 2,428,871 km (0.098 R)
• M6: 2,702,934 km (0.118 R)
• M7: 3,285,468 km (0.101 R)
• M8: 3,394,824 km (0.099 R)
• M9: 3,916,921 km (0.076 R)
• M10: 4,102,273 km (0.039 R)
• M11: 4,457,418 km (0.092 R)
• M12: 5,045,936 km (0.12 R)
• M13: 5,154,993 km (0.043 R)
• M14: 6,719,188 km (0.088 R)
• M15: 7,680,205 km (0.091 R)
• M16: 8,218,608 km (0.1 R)
• M17: 8,729,335 km (0.087 R)
• M18: 9,315,310 km (0.118 R)
• M19: 9,479,568 km (0.096 R)
• M20: 9,984,012 km (0.086 R)
• M21: 10,213,795 km (0.094 R)
• M22: 16,285,673 km (0.049 R)
• M23: 18,259,019 km (0.115 R)
• M24: 20,020,683 km (0.072 R)
• M25: 22,475,734 km (0.04 R)
• M26: 23,775,440 km (0.105 R)
• M27: 25,656,334 km (0.103 R)
• M28: 28,087,150 km (0.103 R)
• M29: 28,775,749 km (0.067 R)
• M30: 32,014,244 km (0.107 R)
• M31: 33,914,286 km (0.11 R)
• M32: 35,089,677 km (0.118 R)
• M33: 35,354,465 km (0.106 R)
• M34: 37,383,311 km (0.05 R)
• M35: 41,968,336 km (0.083 R)
• M36: 42,566,429 km (0.103 R)
• M37: 48,045,301 km (0.11 R)
• M38: 57,024,315 km (0.112 R)
• M39: 60,946,173 km (0.115 R)
• M40: 63,658,232 km (0.1 R)
• M41: 69,529,949 km (0.113 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 19,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit