🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.46 AU - 0.66 AU

Year: 266 Days

Day: 13 Hours

Environment

Temp: -131 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,708,126 km

• M1: 23,487 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.56 AU - 0.58 AU

Year: 274 Days

Day: 19.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,708,126 km

• M1: 31,864 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.3

Radius: 11.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.72 AU - 0.88 AU

Year: 455 Days

Day: 14.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,708,126 km

• M1: 139,724 km (0.113 R)
• M2: 544,835 km (0.063 R)
• M3: 968,796 km (0.085 R)
• M4: 1,642,285 km (0.092 R)
• M5: 2,100,354 km (0.107 R)
• M6: 2,509,953 km (0.063 R)
• M7: 3,648,842 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.6

Radius: 13.6

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.64 AU - 1.68 AU

Year: 1360 Days

Day: 10.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 17,708,126 km

• M1: 169,195 km (0.093 R)
• M2: 618,587 km (0.083 R)
• M3: 1,072,916 km (0.104 R)
• M4: 1,579,155 km (0.111 R)
• M5: 2,047,995 km (0.094 R)
• M6: 2,707,871 km (0.117 R)
• M7: 3,191,671 km (0.084 R)
• M8: 3,986,334 km (0.03 R)
• M9: 4,798,202 km (0.113 R)
• M10: 6,208,760 km (0.12 R)
• M11: 7,178,903 km (0.101 R)
• M12: 7,624,704 km (0.115 R)
• M13: 8,490,128 km (0.106 R)
• M14: 9,017,610 km (0.036 R)
• M15: 9,507,992 km (0.057 R)
• M16: 9,985,807 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.3

Radius: 9.5

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.39 AU - 2.27 AU

Year: 1574 Days

Day: 5.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,708,126 km

• M1: 118,930 km (0.109 R)
• M2: 494,421 km (0.036 R)
• M3: 831,764 km (0.098 R)
• M4: 1,152,053 km (0.11 R)
• M5: 1,733,989 km (0.11 R)
• M6: 2,054,128 km (0.1 R)
• M7: 2,551,840 km (0.099 R)
• M8: 2,997,941 km (0.08 R)
• M9: 3,527,069 km (0.108 R)
• M10: 4,135,334 km (0.097 R)
• M11: 4,655,486 km (0.053 R)
• M12: 5,517,020 km (0.092 R)
• M13: 6,031,936 km (0.098 R)
• M14: 6,505,413 km (0.112 R)
• M15: 7,367,246 km (0.06 R)
• M16: 7,689,031 km (0.097 R)
• M17: 8,830,014 km (0.093 R)
• M18: 9,982,516 km (0.1 R)
• M19: 12,134,182 km (0.029 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 10

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.89 AU - 2.61 AU

Year: 2146 Days

Day: 12.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 17,708,126 km

• M1: 124,465 km (0.1 R)
• M2: 594,652 km (0.096 R)
• M3: 1,100,143 km (0.081 R)
• M4: 2,122,943 km (0.095 R)
• M5: 2,743,027 km (0.078 R)
• M6: 3,117,919 km (0.107 R)
• M7: 3,432,972 km (0.106 R)
• M8: 3,988,878 km (0.102 R)
• M9: 4,379,777 km (0.075 R)
• M10: 4,718,616 km (0.06 R)
• M11: 5,449,102 km (0.116 R)
• M12: 6,022,212 km (0.093 R)
• M13: 6,982,181 km (0.064 R)
• M14: 7,739,595 km (0.1 R)
• M15: 9,142,674 km (0.06 R)
• M16: 10,877,560 km (0.11 R)
• M17: 11,715,159 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.6

Radius: 10.9

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.04 AU - 2.56 AU

Year: 2218 Days

Day: 11.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 17,708,126 km

• M1: 135,685 km (0.115 R)
• M2: 618,288 km (0.045 R)
• M3: 965,505 km (0.111 R)
• M4: 1,365,230 km (0.074 R)
• M5: 1,797,718 km (0.099 R)
• M6: 2,334,475 km (0.043 R)
• M7: 2,715,052 km (0.027 R)
• M8: 3,088,149 km (0.078 R)
• M9: 4,357,636 km (0.102 R)
• M10: 4,718,167 km (0.087 R)
• M11: 5,870,669 km (0.059 R)
• M12: 6,943,585 km (0.111 R)
• M13: 7,378,017 km (0.118 R)
• M14: 9,937,039 km (0.076 R)
• M15: 10,377,455 km (0.073 R)
• M16: 11,616,125 km (0.109 R)
• M17: 13,080,987 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817

Radius: 13

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.51 AU - 3.43 AU

Year: 3254 Days

Day: 10.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 17,708,126 km

• M1: 161,715 km (0.074 R)
• M2: 576,700 km (0.115 R)
• M3: 1,117,197 km (0.055 R)
• M4: 1,856,809 km (0.074 R)
• M5: 2,411,966 km (0.104 R)
• M6: 2,989,414 km (0.069 R)
• M7: 4,201,606 km (0.111 R)
• M8: 5,718,379 km (0.082 R)
• M9: 7,476,004 km (0.108 R)
• M10: 8,390,645 km (0.053 R)
• M11: 9,378,590 km (0.103 R)
• M12: 11,067,699 km (0.095 R)
• M13: 11,498,092 km (0.096 R)
• M14: 14,472,846 km (0.077 R)
• M15: 16,776,504 km (0.112 R)
• M16: 18,885,086 km (0.09 R)
• M17: 20,257,646 km (0.055 R)
• M18: 20,968,386 km (0.118 R)
• M19: 22,576,862 km (0.062 R)
• M20: 23,130,823 km (0.114 R)
• M21: 23,836,027 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.4

Radius: 9.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.79 AU - 4.09 AU

Year: 4057 Days

Day: 13.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,708,126 km

• M1: 119,529 km (0.108 R)
• M2: 603,927 km (0.067 R)
• M3: 1,233,434 km (0.087 R)
• M4: 2,101,700 km (0.092 R)
• M5: 2,507,709 km (0.1 R)
• M6: 3,099,967 km (0.087 R)
• M7: 5,952,649 km (0.08 R)
• M8: 7,494,255 km (0.097 R)
• M9: 10,454,049 km (0.116 R)
• M10: 11,164,190 km (0.078 R)
• M11: 13,039,549 km (0.095 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.7

Radius: 8.1

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.49 AU - 5.61 AU

Year: 6171 Days

Day: 11.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 17,708,126 km

• M1: 100,979 km (0.054 R)
• M2: 3,942,053 km (0.111 R)
• M3: 5,444,016 km (0.071 R)
• M4: 6,672,663 km (0.095 R)
• M5: 8,847,966 km (0.093 R)
• M6: 10,875,765 km (0.049 R)
• M7: 11,260,980 km (0.115 R)
• M8: 12,681,561 km (0.103 R)
• M9: 16,120,816 km (0.097 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 19,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit