🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.6

Radius: 12

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.65 AU - 0.77 AU

Year: 392 Days

Day: 7.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,963,609 km

• M1: 149,299 km (0.103 R)
• M2: 529,876 km (0.064 R)
• M3: 910,453 km (0.102 R)
• M4: 1,316,760 km (0.09 R)
• M5: 1,705,416 km (0.037 R)
• M6: 2,103,944 km (0.038 R)
• M7: 2,594,326 km (0.074 R)
• M8: 3,239,841 km (0.114 R)
• M9: 3,782,582 km (0.088 R)
• M10: 4,218,660 km (0.049 R)
• M11: 4,600,434 km (0.073 R)
• M12: 5,161,276 km (0.063 R)
• M13: 5,582,245 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.8

Radius: 15

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.81 AU - 1.07 AU

Year: 598 Days

Day: 5.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,963,609 km

• M1: 186,549 km (0.09 R)
• M2: 701,165 km (0.039 R)
• M3: 1,266,346 km (0.099 R)
• M4: 2,457,145 km (0.045 R)
• M5: 3,498,047 km (0.111 R)
• M6: 4,043,630 km (0.118 R)
• M7: 4,534,611 km (0.108 R)
• M8: 5,155,591 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426

Radius: 12.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1 AU - 1.28 AU

Year: 798 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,963,609 km

• M1: 158,723 km (0.076 R)
• M2: 708,346 km (0.086 R)
• M3: 1,155,045 km (0.045 R)
• M4: 1,989,053 km (0.094 R)
• M5: 2,462,979 km (0.102 R)
• M6: 3,156,066 km (0.085 R)
• M7: 3,656,172 km (0.114 R)
• M8: 4,209,086 km (0.053 R)
• M9: 4,752,425 km (0.071 R)
• M10: 5,151,702 km (0.105 R)
• M11: 6,094,767 km (0.1 R)
• M12: 6,527,105 km (0.078 R)
• M13: 7,235,750 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.6

Radius: 10.4

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.51 AU - 2.47 AU

Year: 1842 Days

Day: 5.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,963,609 km

• M1: 129,402 km (0.08 R)
• M2: 491,579 km (0.047 R)
• M3: 839,693 km (0.11 R)
• M4: 1,392,756 km (0.027 R)
• M5: 2,234,843 km (0.074 R)
• M6: 3,143,949 km (0.11 R)
• M7: 3,774,504 km (0.117 R)
• M8: 4,582,482 km (0.116 R)
• M9: 5,372,658 km (0.105 R)
• M10: 6,017,126 km (0.102 R)
• M11: 6,346,390 km (0.089 R)
• M12: 6,913,366 km (0.086 R)
• M13: 7,924,199 km (0.116 R)
• M14: 8,407,101 km (0.053 R)
• M15: 9,030,625 km (0.099 R)
• M16: 12,281,237 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.6

Radius: 12.2

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.39 AU - 3.13 AU

Year: 3008 Days

Day: 9.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,963,609 km

• M1: 158,275 km (0.086 R)
• M2: 558,150 km (0.051 R)
• M3: 1,049,429 km (0.092 R)
• M4: 1,481,169 km (0.07 R)
• M5: 2,099,606 km (0.115 R)
• M6: 2,987,170 km (0.097 R)
• M7: 3,479,048 km (0.117 R)
• M8: 4,067,417 km (0.085 R)
• M9: 4,840,837 km (0.086 R)
• M10: 5,656,146 km (0.081 R)
• M11: 6,268,300 km (0.039 R)
• M12: 7,592,391 km (0.072 R)
• M13: 8,657,079 km (0.114 R)
• M14: 9,433,193 km (0.098 R)
• M15: 11,555,089 km (0.064 R)
• M16: 11,997,001 km (0.071 R)
• M17: 13,009,180 km (0.043 R)
• M18: 13,439,424 km (0.05 R)
• M19: 15,734,405 km (0.084 R)
• M20: 17,345,275 km (0.09 R)
• M21: 20,058,531 km (0.078 R)
• M22: 21,219,112 km (0.049 R)
• M23: 21,816,007 km (0.098 R)
• M24: 23,043,308 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.7

Radius: 12.1

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.55 AU - 3.65 AU

Year: 4481 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,963,609 km

• M1: 150,495 km (0.081 R)
• M2: 548,725 km (0.1 R)
• M3: 1,302,997 km (0.08 R)
• M4: 1,926,222 km (0.082 R)
• M5: 2,621,703 km (0.044 R)
• M6: 3,297,287 km (0.037 R)
• M7: 4,086,116 km (0.07 R)
• M8: 5,571,174 km (0.117 R)
• M9: 5,948,610 km (0.044 R)
• M10: 6,594,424 km (0.075 R)
• M11: 7,320,871 km (0.101 R)
• M12: 9,452,192 km (0.091 R)
• M13: 13,562,543 km (0.057 R)
• M14: 14,464,618 km (0.107 R)
• M15: 15,013,792 km (0.096 R)
• M16: 15,462,885 km (0.055 R)
• M17: 17,845,380 km (0.078 R)
• M18: 18,286,096 km (0.113 R)
• M19: 19,452,959 km (0.118 R)
• M20: 20,462,894 km (0.059 R)
• M21: 22,295,468 km (0.064 R)
• M22: 23,177,348 km (0.085 R)
• M23: 27,686,377 km (0.063 R)
• M24: 28,963,644 km (0.059 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: 444 - 18,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit