🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.49 AU - 0.59 AU

Year: 260 Days

Day: 36.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,851,019 km

• M1: 150,944 km (0.044 R)

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.9

Radius: 11.9

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.05 AU - 1.15 AU

Year: 757 Days

Day: 6.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,851,019 km

• M1: 147,952 km (0.082 R)
• M2: 527,482 km (0.116 R)
• M3: 1,067,530 km (0.083 R)
• M4: 1,488,050 km (0.115 R)
• M5: 1,976,487 km (0.106 R)
• M6: 2,406,880 km (0.102 R)
• M7: 3,473,363 km (0.104 R)
• M8: 4,135,783 km (0.071 R)
• M9: 4,766,787 km (0.085 R)
• M10: 5,550,081 km (0.115 R)
• M11: 5,972,994 km (0.1 R)
• M12: 6,698,693 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.3

Radius: 13.1

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.18 AU - 1.52 AU

Year: 1029 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,851,019 km

• M1: 163,062 km (0.104 R)
• M2: 582,534 km (0.108 R)
• M3: 997,070 km (0.052 R)
• M4: 2,128,628 km (0.107 R)
• M5: 2,658,803 km (0.1 R)
• M6: 3,595,136 km (0.09 R)
• M7: 4,633,794 km (0.101 R)
• M8: 5,101,886 km (0.069 R)
• M9: 5,670,657 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.8

Radius: 13.6

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.29 AU - 1.47 AU

Year: 1063 Days

Day: 7.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,851,019 km

• M1: 169,195 km (0.105 R)
• M2: 677,678 km (0.042 R)
• M3: 1,227,750 km (0.057 R)
• M4: 1,771,837 km (0.103 R)
• M5: 3,008,413 km (0.05 R)
• M6: 6,466,817 km (0.096 R)
• M7: 8,554,305 km (0.067 R)
• M8: 9,660,582 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.6

Radius: 8.6

Gravity: 12.53 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.37 AU - 2.03 AU

Year: 1454 Days

Day: 11.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,851,019 km

• M1: 108,010 km (0.078 R)
• M2: 380,876 km (0.115 R)
• M3: 797,207 km (0.111 R)
• M4: 1,080,845 km (0.044 R)
• M5: 2,106,188 km (0.107 R)
• M6: 2,594,625 km (0.111 R)
• M7: 3,020,231 km (0.051 R)
• M8: 3,558,185 km (0.061 R)
• M9: 4,066,369 km (0.057 R)
• M10: 4,405,657 km (0.104 R)
• M11: 5,034,268 km (0.028 R)
• M12: 5,767,746 km (0.079 R)
• M13: 8,487,585 km (0.06 R)
• M14: 8,855,446 km (0.074 R)
• M15: 9,922,378 km (0.103 R)
• M16: 12,348,107 km (0.103 R)

Asteroid Belt

Center: 3.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.4

Radius: 11.8

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.25 AU - 4.93 AU

Year: 6451 Days

Day: 13.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,851,019 km

• M1: 146,905 km (0.03 R)
• M2: 936,483 km (0.101 R)
• M3: 1,573,171 km (0.097 R)
• M4: 2,231,851 km (0.062 R)
• M5: 3,253,155 km (0.106 R)
• M6: 3,648,393 km (0.104 R)
• M7: 4,563,034 km (0.112 R)
• M8: 5,234,280 km (0.11 R)
• M9: 6,566,449 km (0.093 R)
• M10: 7,956,213 km (0.03 R)
• M11: 8,803,685 km (0.105 R)
• M12: 11,112,579 km (0.096 R)
• M13: 12,067,761 km (0.072 R)
• M14: 12,538,994 km (0.084 R)
• M15: 14,256,827 km (0.106 R)
• M16: 16,252,462 km (0.078 R)
• M17: 16,763,040 km (0.099 R)
• M18: 19,265,064 km (0.071 R)
• M19: 20,494,160 km (0.086 R)
• M20: 21,545,235 km (0.116 R)
• M21: 24,662,256 km (0.119 R)
• M22: 25,082,626 km (0.062 R)
• M23: 28,159,555 km (0.066 R)
• M24: 29,083,023 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.9

Radius: 8

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.69 AU - 10.27 AU

Year: 16200 Days

Day: 22.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,851,019 km

• M1: 99,931 km (0.034 R)
• M2: 422,764 km (0.111 R)
• M3: 1,149,360 km (0.081 R)
• M4: 1,399,338 km (0.075 R)
• M5: 1,655,899 km (0.096 R)
• M6: 1,944,024 km (0.06 R)
• M7: 3,086,503 km (0.088 R)
• M8: 5,576,261 km (0.046 R)
• M9: 6,420,292 km (0.067 R)
• M10: 7,055,933 km (0.087 R)
• M11: 8,359,828 km (0.05 R)
• M12: 10,498,779 km (0.103 R)
• M13: 13,352,807 km (0.053 R)
• M14: 15,894,325 km (0.11 R)
• M15: 16,759,599 km (0.074 R)
• M16: 19,543,765 km (0.091 R)
• M17: 24,088,548 km (0.113 R)
• M18: 26,805,545 km (0.082 R)
• M19: 27,617,861 km (0.119 R)
• M20: 31,589,386 km (0.104 R)
• M21: 37,791,414 km (0.081 R)
• M22: 38,427,355 km (0.101 R)
• M23: 47,356,552 km (0.094 R)
• M24: 51,595,109 km (0.059 R)
• M25: 52,063,649 km (0.114 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: 233 - 17,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit