🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.56 AU - 0.84 AU

Year: 249 Days

Day: 29.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,940,308 km

• M1: 187,745 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.36 AU - 1.72 AU

Year: 811 Days

Day: 26.2 Hours

Environment

Temp: -99 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,940,308 km

• M1: 33,510 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.61 AU - 1.75 AU

Year: 925 Days

Day: 41.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,940,308 km

• M1: 30,518 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.67 AU - 1.97 AU

Year: 1043 Days

Day: 40.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574

Radius: 14.9

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.32 AU - 6.8 AU

Year: 5567 Days

Day: 14.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,940,308 km

• M1: 188,942 km (0.078 R)
• M2: 654,491 km (0.113 R)
• M3: 1,171,950 km (0.108 R)
• M4: 1,687,763 km (0.109 R)
• M5: 2,389,228 km (0.095 R)
• M6: 3,261,084 km (0.073 R)
• M7: 5,242,209 km (0.116 R)
• M8: 6,849,488 km (0.083 R)
• M9: 9,954,542 km (0.091 R)
• M10: 14,944,378 km (0.116 R)
• M11: 18,071,722 km (0.081 R)
• M12: 18,588,882 km (0.105 R)
• M13: 19,925,240 km (0.054 R)
• M14: 20,547,118 km (0.064 R)
• M15: 21,757,066 km (0.088 R)
• M16: 27,160,391 km (0.108 R)
• M17: 28,097,322 km (0.102 R)
• M18: 30,126,019 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.8

Radius: 11

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.38 AU - 7.72 AU

Year: 7118 Days

Day: 9.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,940,308 km

• M1: 137,032 km (0.08 R)
• M2: 486,941 km (0.08 R)
• M3: 1,681,929 km (0.092 R)
• M4: 2,828,297 km (0.032 R)
• M5: 4,008,924 km (0.062 R)
• M6: 6,548,796 km (0.072 R)
• M7: 8,025,776 km (0.087 R)
• M8: 8,705,998 km (0.094 R)
• M9: 10,311,482 km (0.108 R)
• M10: 13,308,675 km (0.081 R)
• M11: 14,315,918 km (0.055 R)
• M12: 20,959,410 km (0.097 R)
• M13: 24,984,191 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590

Radius: 11.9

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.59 AU - 10.59 AU

Year: 12610 Days

Day: 11.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,940,308 km

• M1: 149,747 km (0.061 R)
• M2: 646,712 km (0.094 R)
• M3: 1,070,223 km (0.058 R)
• M4: 1,610,122 km (0.096 R)
• M5: 3,153,673 km (0.063 R)
• M6: 3,674,273 km (0.041 R)
• M7: 4,700,664 km (0.118 R)
• M8: 5,082,438 km (0.103 R)
• M9: 7,024,966 km (0.087 R)
• M10: 8,599,634 km (0.109 R)
• M11: 9,027,783 km (0.032 R)
• M12: 11,902,755 km (0.078 R)
• M13: 14,391,764 km (0.113 R)
• M14: 15,270,502 km (0.118 R)
• M15: 16,545,824 km (0.095 R)
• M16: 20,209,326 km (0.041 R)
• M17: 23,083,699 km (0.105 R)
• M18: 24,665,996 km (0.107 R)
• M19: 25,241,350 km (0.116 R)
• M20: 28,045,562 km (0.087 R)
• M21: 30,719,474 km (0.089 R)
• M22: 32,402,899 km (0.118 R)
• M23: 33,325,618 km (0.112 R)
• M24: 35,344,143 km (0.112 R)
• M25: 41,887,853 km (0.096 R)
• M26: 42,296,255 km (0.095 R)
• M27: 43,816,169 km (0.08 R)
• M28: 52,912,019 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.4

Radius: 7.1

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.93 AU - 17.09 AU

Year: 23468 Days

Day: 17.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,940,308 km

• M1: 88,263 km (0.065 R)
• M2: 322,533 km (0.085 R)
• M3: 543,938 km (0.105 R)
• M4: 1,652,009 km (0.043 R)
• M5: 2,355,718 km (0.117 R)
• M6: 3,825,367 km (0.07 R)
• M7: 6,860,558 km (0.116 R)
• M8: 11,019,529 km (0.05 R)
• M9: 13,226,397 km (0.115 R)
• M10: 14,320,705 km (0.068 R)
• M11: 21,389,204 km (0.092 R)
• M12: 21,783,694 km (0.058 R)
• M13: 27,827,598 km (0.104 R)
• M14: 32,380,758 km (0.092 R)
• M15: 38,123,372 km (0.083 R)
• M16: 38,412,694 km (0.115 R)
• M17: 40,628,837 km (0.064 R)
• M18: 41,082,118 km (0.057 R)
• M19: 42,152,790 km (0.071 R)
• M20: 44,190,313 km (0.081 R)
• M21: 44,991,111 km (0.093 R)
• M22: 59,932,049 km (0.116 R)
• M23: 74,883,907 km (0.115 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: 442 - 14,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit