🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.53 AU - 0.67 AU

Year: 212 Days

Day: 17.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,171,808 km

• M1: 30,817 km (0.025 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.17 AU - 1.55 AU

Year: 724 Days

Day: 19.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.6

Radius: 13.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.17 AU - 2.55 AU

Year: 1655 Days

Day: 8.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,171,808 km

• M1: 171,589 km (0.098 R)
• M2: 704,606 km (0.106 R)
• M3: 1,577,958 km (0.105 R)
• M4: 2,081,654 km (0.12 R)
• M5: 2,947,228 km (0.086 R)
• M6: 3,554,595 km (0.067 R)
• M7: 4,023,136 km (0.082 R)
• M8: 4,773,518 km (0.108 R)
• M9: 5,236,973 km (0.1 R)
• M10: 5,753,534 km (0.105 R)
• M11: 6,428,520 km (0.09 R)
• M12: 6,889,880 km (0.105 R)
• M13: 7,708,329 km (0.077 R)
• M14: 8,349,057 km (0.063 R)
• M15: 9,312,019 km (0.053 R)
• M16: 11,019,678 km (0.076 R)
• M17: 12,178,314 km (0.094 R)
• M18: 13,960,324 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.8

Radius: 9.8

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.69 AU - 2.93 AU

Year: 2151 Days

Day: 12.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,171,808 km

• M1: 121,922 km (0.054 R)
• M2: 531,820 km (0.11 R)
• M3: 1,091,167 km (0.087 R)
• M4: 1,396,945 km (0.097 R)
• M5: 1,845,739 km (0.091 R)
• M6: 2,164,681 km (0.1 R)
• M7: 3,603,514 km (0.042 R)
• M8: 4,201,755 km (0.103 R)
• M9: 4,535,059 km (0.068 R)
• M10: 5,014,221 km (0.09 R)
• M11: 6,025,054 km (0.12 R)
• M12: 7,002,826 km (0.039 R)
• M13: 7,934,821 km (0.115 R)
• M14: 8,263,188 km (0.042 R)
• M15: 9,336,104 km (0.106 R)
• M16: 10,499,527 km (0.093 R)
• M17: 11,190,220 km (0.045 R)
• M18: 12,263,136 km (0.094 R)
• M19: 14,880,949 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.4

Radius: 9.2

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.14 AU - 5.98 AU

Year: 5197 Days

Day: 12.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,171,808 km

• M1: 114,592 km (0.116 R)
• M2: 773,271 km (0.07 R)
• M3: 1,324,390 km (0.116 R)
• M4: 2,242,622 km (0.058 R)
• M5: 3,066,008 km (0.095 R)
• M6: 3,558,185 km (0.082 R)
• M7: 3,891,938 km (0.072 R)
• M8: 4,779,353 km (0.112 R)
• M9: 7,191,768 km (0.095 R)
• M10: 7,618,571 km (0.071 R)
• M11: 8,061,979 km (0.099 R)
• M12: 8,960,164 km (0.1 R)
• M13: 13,280,850 km (0.108 R)
• M14: 15,098,913 km (0.095 R)
• M15: 16,217,905 km (0.097 R)
• M16: 17,391,201 km (0.057 R)
• M17: 23,109,879 km (0.099 R)
• M18: 24,593,890 km (0.072 R)
• M19: 25,156,228 km (0.09 R)
• M20: 29,515,959 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.3

Radius: 11

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.06 AU - 9.32 AU

Year: 11696 Days

Day: 14.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,171,808 km

• M1: 243,845 km (0.114 R)
• M2: 734,376 km (0.11 R)
• M3: 1,936,395 km (0.088 R)
• M4: 2,421,990 km (0.059 R)
• M5: 3,685,493 km (0.096 R)
• M6: 5,316,260 km (0.118 R)
• M7: 6,676,403 km (0.1 R)
• M8: 8,535,007 km (0.085 R)
• M9: 9,453,389 km (0.083 R)
• M10: 11,193,212 km (0.087 R)
• M11: 13,795,467 km (0.09 R)
• M12: 14,303,352 km (0.118 R)
• M13: 15,118,211 km (0.114 R)
• M14: 16,460,852 km (0.061 R)
• M15: 19,734,652 km (0.111 R)
• M16: 21,486,593 km (0.103 R)
• M17: 22,323,144 km (0.118 R)
• M18: 26,058,902 km (0.118 R)
• M19: 27,450,312 km (0.096 R)
• M20: 30,097,745 km (0.118 R)
• M21: 30,666,068 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.3

Radius: 4.1

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 8.13 AU - 10.71 AU

Year: 13200 Days

Day: 19.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,171,808 km

• M1: 1,839,904 km (0.12 R)
• M2: 4,043,780 km (0.116 R)
• M3: 4,681,217 km (0.097 R)
• M4: 5,993,040 km (0.075 R)
• M5: 6,152,512 km (0.085 R)
• M6: 6,784,413 km (0.069 R)
• M7: 7,133,724 km (0.066 R)
• M8: 7,531,804 km (0.088 R)
• M9: 8,411,888 km (0.068 R)
• M10: 9,835,162 km (0.106 R)
• M11: 10,557,421 km (0.072 R)
• M12: 11,855,332 km (0.112 R)
• M13: 16,505,133 km (0.109 R)
• M14: 19,057,572 km (0.058 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: 181 - 15,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit