🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.98 AU - 1 AU

Year: 375 Days

Day: 22.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.98 AU - 1.16 AU

Year: 421 Days

Day: 45.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 98.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,382,275 km

• M1: 1,037,760 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.3

Radius: 9.9

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.4 AU - 4.92 AU

Year: 3231 Days

Day: 13 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,382,275 km

• M1: 123,119 km (0.073 R)
• M2: 513,869 km (0.115 R)
• M3: 968,945 km (0.112 R)
• M4: 1,300,604 km (0.102 R)
• M5: 1,662,332 km (0.104 R)
• M6: 3,861,719 km (0.083 R)
• M7: 5,370,414 km (0.12 R)
• M8: 8,390,197 km (0.085 R)
• M9: 8,787,828 km (0.071 R)
• M10: 9,350,316 km (0.087 R)
• M11: 12,252,215 km (0.082 R)
• M12: 14,853,872 km (0.107 R)
• M13: 15,169,822 km (0.066 R)
• M14: 16,761,095 km (0.092 R)
• M15: 17,626,519 km (0.09 R)
• M16: 18,279,813 km (0.087 R)
• M17: 19,824,710 km (0.062 R)
• M18: 21,388,008 km (0.112 R)
• M19: 21,994,926 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.6

Radius: 10.8

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.76 AU - 6.1 AU

Year: 5499 Days

Day: 7.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,382,275 km

• M1: 134,488 km (0.07 R)
• M2: 480,359 km (0.075 R)
• M3: 908,209 km (0.081 R)
• M4: 1,405,622 km (0.06 R)
• M5: 2,737,342 km (0.087 R)
• M6: 4,190,536 km (0.042 R)
• M7: 4,880,780 km (0.095 R)
• M8: 5,498,021 km (0.079 R)
• M9: 7,483,933 km (0.095 R)
• M10: 8,421,911 km (0.093 R)
• M11: 9,563,493 km (0.114 R)
• M12: 9,907,867 km (0.062 R)
• M13: 10,991,255 km (0.062 R)
• M14: 11,369,438 km (0.049 R)
• M15: 13,127,064 km (0.085 R)
• M16: 14,209,255 km (0.095 R)
• M17: 14,601,799 km (0.094 R)
• M18: 17,877,694 km (0.066 R)
• M19: 18,600,550 km (0.107 R)
• M20: 19,342,705 km (0.058 R)
• M21: 20,315,690 km (0.114 R)
• M22: 27,106,985 km (0.098 R)
• M23: 30,497,172 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782

Radius: 11.3

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.93 AU - 7.01 AU

Year: 5555 Days

Day: 14.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,382,275 km

• M1: 141,220 km (0.099 R)
• M2: 618,288 km (0.05 R)
• M3: 1,266,047 km (0.118 R)
• M4: 2,034,531 km (0.059 R)
• M5: 4,665,060 km (0.12 R)
• M6: 5,018,560 km (0.073 R)
• M7: 5,448,803 km (0.1 R)
• M8: 8,174,776 km (0.084 R)
• M9: 8,690,888 km (0.097 R)
• M10: 9,270,730 km (0.112 R)
• M11: 14,822,307 km (0.113 R)
• M12: 15,292,044 km (0.052 R)
• M13: 16,761,394 km (0.112 R)
• M14: 24,146,892 km (0.113 R)
• M15: 24,633,982 km (0.092 R)
• M16: 29,687,099 km (0.119 R)
• M17: 31,002,812 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235

Radius: 3.5

Gravity: 19.18 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 13.6 AU - 14.56 AU

Year: 20119 Days

Day: 15.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,382,275 km

• M1: 43,832 km (0.119 R)
• M2: 266,583 km (0.113 R)
• M3: 604,824 km (0.07 R)
• M4: 819,796 km (0.08 R)
• M5: 4,030,615 km (0.046 R)
• M6: 5,662,130 km (0.099 R)
• M7: 5,842,694 km (0.104 R)
• M8: 5,952,798 km (0.104 R)
• M9: 10,686,075 km (0.083 R)
• M10: 13,277,260 km (0.065 R)
• M11: 13,467,848 km (0.066 R)
• M12: 18,292,379 km (0.111 R)
• M13: 25,693,733 km (0.109 R)
• M14: 29,937,825 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.7

Radius: 4.1

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 14.8 AU - 18.38 AU

Year: 25732 Days

Day: 17.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,382,275 km

• M1: 86,916 km (0.065 R)
• M2: 357,689 km (0.098 R)
• M3: 1,268,291 km (0.072 R)
• M4: 3,353,984 km (0.058 R)
• M5: 4,492,574 km (0.111 R)
• M6: 9,041,097 km (0.098 R)
• M7: 9,178,428 km (0.091 R)
• M8: 10,783,015 km (0.118 R)
• M9: 11,198,298 km (0.083 R)
• M10: 11,786,816 km (0.076 R)
• M11: 12,227,532 km (0.102 R)
• M12: 13,917,539 km (0.089 R)
• M13: 14,223,915 km (0.097 R)
• M14: 15,625,348 km (0.094 R)
• M15: 16,976,965 km (0.064 R)
• M16: 19,756,194 km (0.112 R)
• M17: 21,659,378 km (0.105 R)
• M18: 23,508,109 km (0.111 R)
• M19: 24,117,720 km (0.113 R)
• M20: 24,648,643 km (0.111 R)
• M21: 29,984,500 km (0.086 R)
• M22: 40,834,085 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 13,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit