🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.63 AU - 0.83 AU

Year: 227 Days

Day: 36.5 Hours

Environment

Temp: 183 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.19 AU - 3.45 AU

Year: 1721 Days

Day: 30.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 61.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,668,678 km

• M1: 1,085,482 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.8

Radius: 10.9

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.92 AU - 7.5 AU

Year: 5624 Days

Day: 14.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,668,678 km

• M1: 135,536 km (0.116 R)
• M2: 478,713 km (0.087 R)
• M3: 943,364 km (0.087 R)
• M4: 1,341,444 km (0.095 R)
• M5: 2,861,957 km (0.052 R)
• M6: 3,673,226 km (0.092 R)
• M7: 4,014,608 km (0.034 R)
• M8: 4,605,370 km (0.096 R)
• M9: 5,169,055 km (0.096 R)
• M10: 6,631,225 km (0.118 R)
• M11: 7,748,571 km (0.1 R)
• M12: 8,122,267 km (0.1 R)
• M13: 10,442,979 km (0.037 R)
• M14: 11,322,016 km (0.101 R)
• M15: 14,648,474 km (0.105 R)
• M16: 15,749,514 km (0.05 R)
• M17: 19,315,628 km (0.115 R)
• M18: 20,425,944 km (0.048 R)
• M19: 21,431,989 km (0.081 R)
• M20: 21,873,004 km (0.094 R)
• M21: 24,808,862 km (0.097 R)
• M22: 25,377,035 km (0.108 R)
• M23: 27,133,463 km (0.075 R)
• M24: 27,736,642 km (0.074 R)
• M25: 28,085,355 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.9

Radius: 13.4

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.44 AU - 10.2 AU

Year: 9520 Days

Day: 7.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,668,678 km

• M1: 166,652 km (0.114 R)
• M2: 905,067 km (0.092 R)
• M3: 1,331,421 km (0.073 R)
• M4: 1,791,883 km (0.064 R)
• M5: 2,757,538 km (0.108 R)
• M6: 3,690,579 km (0.106 R)
• M7: 5,376,697 km (0.1 R)
• M8: 6,391,270 km (0.083 R)
• M9: 7,174,714 km (0.113 R)
• M10: 9,344,930 km (0.077 R)
• M11: 11,172,418 km (0.101 R)
• M12: 12,994,071 km (0.081 R)
• M13: 13,643,176 km (0.107 R)
• M14: 14,563,203 km (0.118 R)
• M15: 15,006,462 km (0.072 R)
• M16: 15,458,696 km (0.064 R)
• M17: 19,184,730 km (0.067 R)
• M18: 19,794,790 km (0.078 R)
• M19: 23,644,691 km (0.084 R)
• M20: 26,254,426 km (0.095 R)
• M21: 28,456,657 km (0.055 R)
• M22: 28,951,227 km (0.047 R)
• M23: 32,467,974 km (0.098 R)
• M24: 33,995,368 km (0.083 R)
• M25: 34,776,867 km (0.111 R)
• M26: 39,842,999 km (0.059 R)
• M27: 40,711,714 km (0.089 R)
• M28: 41,593,145 km (0.108 R)
• M29: 43,655,501 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.8

Radius: 9.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 9.7 AU - 11.28 AU

Year: 12348 Days

Day: 9.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,668,678 km

• M1: 114,742 km (0.094 R)
• M2: 612,454 km (0.074 R)
• M3: 1,320,800 km (0.111 R)
• M4: 2,414,510 km (0.1 R)
• M5: 5,772,084 km (0.06 R)
• M6: 7,295,439 km (0.053 R)
• M7: 10,217,983 km (0.068 R)
• M8: 17,441,466 km (0.101 R)
• M9: 19,562,315 km (0.057 R)
• M10: 20,063,917 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.5

Radius: 9.3

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 11.66 AU - 11.96 AU

Year: 14750 Days

Day: 6.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,668,678 km

• M1: 125,513 km (0.051 R)
• M2: 448,794 km (0.048 R)
• M3: 937,231 km (0.069 R)
• M4: 1,439,281 km (0.096 R)
• M5: 2,472,554 km (0.103 R)
• M6: 3,599,774 km (0.08 R)
• M7: 4,075,944 km (0.109 R)
• M8: 4,507,982 km (0.056 R)
• M9: 5,061,943 km (0.107 R)
• M10: 6,359,555 km (0.03 R)
• M11: 6,884,943 km (0.113 R)
• M12: 7,711,770 km (0.104 R)
• M13: 11,894,975 km (0.09 R)
• M14: 17,545,885 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.5

Radius: 7.6

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.67 AU - 17.35 AU

Year: 21135 Days

Day: 22.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,668,678 km

• M1: 94,546 km (0.109 R)
• M2: 386,710 km (0.111 R)
• M3: 2,104,692 km (0.106 R)
• M4: 2,572,036 km (0.111 R)
• M5: 10,169,364 km (0.113 R)
• M6: 13,445,557 km (0.072 R)
• M7: 18,428,812 km (0.105 R)
• M8: 18,701,529 km (0.114 R)
• M9: 21,080,285 km (0.09 R)
• M10: 22,188,057 km (0.094 R)
• M11: 23,760,630 km (0.03 R)
• M12: 33,150,290 km (0.052 R)
• M13: 34,784,646 km (0.066 R)
• M14: 36,329,394 km (0.107 R)
• M15: 43,126,074 km (0.083 R)
• M16: 48,789,999 km (0.109 R)
• M17: 49,662,753 km (0.119 R)
• M18: 58,772,665 km (0.097 R)
• M19: 71,144,259 km (0.116 R)
• M20: 75,238,005 km (0.042 R)
• M21: 78,767,168 km (0.108 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 11,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit