🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.67 AU - 0.87 AU

Year: 249 Days

Day: 31.8 Hours

Environment

Temp: 115 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,249,925 km

• M1: 46,824 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.11 AU - 1.75 AU

Year: 631 Days

Day: 27.2 Hours

Environment

Temp: -26 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,249,925 km

• M1: 33,211 km (0.099 R)
• M2: 82,279 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.7 AU - 2.92 AU

Year: 1738 Days

Day: 18.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,249,925 km

• M1: 31,266 km (0.062 R)
• M2: 501,901 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.4

Radius: 14.3

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.9 AU - 9.9 AU

Year: 8982 Days

Day: 9.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,249,925 km

• M1: 177,872 km (0.102 R)
• M2: 874,400 km (0.084 R)
• M3: 1,854,864 km (0.092 R)
• M4: 2,519,079 km (0.116 R)
• M5: 3,410,831 km (0.117 R)
• M6: 3,971,225 km (0.083 R)
• M7: 4,990,435 km (0.099 R)
• M8: 5,511,335 km (0.077 R)
• M9: 6,250,498 km (0.114 R)
• M10: 7,215,853 km (0.111 R)
• M11: 7,755,902 km (0.048 R)
• M12: 8,548,322 km (0.064 R)
• M13: 10,346,937 km (0.112 R)
• M14: 10,873,671 km (0.112 R)
• M15: 11,753,905 km (0.064 R)
• M16: 16,526,526 km (0.092 R)
• M17: 17,468,095 km (0.096 R)
• M18: 18,292,528 km (0.117 R)
• M19: 21,089,111 km (0.119 R)
• M20: 25,945,955 km (0.1 R)
• M21: 29,674,533 km (0.045 R)
• M22: 30,311,072 km (0.07 R)
• M23: 30,848,577 km (0.089 R)
• M24: 31,942,586 km (0.045 R)
• M25: 35,025,499 km (0.041 R)
• M26: 44,207,966 km (0.07 R)
• M27: 44,899,407 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.6

Radius: 12.6

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.73 AU - 9.63 AU

Year: 10262 Days

Day: 10.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,249,925 km

• M1: 156,629 km (0.071 R)
• M2: 905,366 km (0.086 R)
• M3: 1,369,419 km (0.113 R)
• M4: 2,311,586 km (0.118 R)
• M5: 4,483,448 km (0.066 R)
• M6: 5,160,827 km (0.115 R)
• M7: 7,894,728 km (0.109 R)
• M8: 8,315,248 km (0.084 R)
• M9: 9,019,256 km (0.108 R)
• M10: 10,396,154 km (0.054 R)
• M11: 12,073,446 km (0.082 R)
• M12: 13,623,429 km (0.118 R)
• M13: 15,367,142 km (0.06 R)
• M14: 20,448,832 km (0.039 R)
• M15: 25,719,016 km (0.057 R)
• M16: 26,646,223 km (0.086 R)
• M17: 27,884,744 km (0.075 R)
• M18: 28,962,447 km (0.118 R)
• M19: 31,830,687 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.9

Radius: 6.4

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 11.06 AU - 16.46 AU

Year: 18832 Days

Day: 23.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,249,925 km

• M1: 79,586 km (0.108 R)
• M2: 1,215,184 km (0.113 R)
• M3: 1,419,983 km (0.095 R)
• M4: 2,064,301 km (0.093 R)
• M5: 3,105,502 km (0.078 R)
• M6: 4,750,780 km (0.107 R)
• M7: 9,320,097 km (0.074 R)
• M8: 20,888,051 km (0.106 R)
• M9: 23,990,412 km (0.1 R)
• M10: 30,163,568 km (0.093 R)
• M11: 45,372,585 km (0.077 R)
• M12: 52,495,389 km (0.067 R)
• M13: 56,407,972 km (0.112 R)
• M14: 61,243,872 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550

Radius: 4.8

Gravity: 23.87 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 14.4 AU - 17.36 AU

Year: 23348 Days

Day: 18.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 83,249,925 km

• M1: 59,839 km (0.1 R)
• M2: 220,208 km (0.078 R)
• M3: 398,978 km (0.094 R)
• M4: 597,045 km (0.062 R)
• M5: 952,190 km (0.104 R)
• M6: 1,211,892 km (0.056 R)
• M7: 1,452,745 km (0.096 R)
• M8: 1,618,948 km (0.082 R)
• M9: 1,854,415 km (0.063 R)
• M10: 2,875,271 km (0.104 R)
• M11: 3,058,229 km (0.111 R)
• M12: 3,900,914 km (0.099 R)
• M13: 4,999,112 km (0.104 R)
• M14: 6,031,786 km (0.078 R)
• M15: 6,688,371 km (0.109 R)
• M16: 8,039,240 km (0.045 R)
• M17: 10,637,157 km (0.118 R)
• M18: 12,953,231 km (0.114 R)
• M19: 14,722,525 km (0.044 R)
• M20: 16,314,994 km (0.117 R)
• M21: 17,930,801 km (0.099 R)
• M22: 21,279,549 km (0.114 R)
• M23: 22,584,491 km (0.051 R)
• M24: 22,789,889 km (0.09 R)
• M25: 24,048,456 km (0.101 R)
• M26: 26,247,994 km (0.097 R)
• M27: 27,048,492 km (0.085 R)
• M28: 31,551,537 km (0.07 R)
• M29: 31,808,247 km (0.099 R)
• M30: 32,066,304 km (0.088 R)
• M31: 32,325,856 km (0.078 R)
• M32: 34,861,540 km (0.074 R)
• M33: 35,411,761 km (0.113 R)
• M34: 38,249,932 km (0.073 R)
• M35: 44,535,137 km (0.116 R)
• M36: 56,606,189 km (0.106 R)
• M37: 58,906,106 km (0.074 R)
• M38: 60,473,593 km (0.077 R)
• M39: 61,667,234 km (0.063 R)
• M40: 66,388,543 km (0.085 R)
• M41: 67,445,751 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473

Radius: 7.6

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 16.51 AU - 18.95 AU

Year: 27545 Days

Day: 15.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,249,925 km

• M1: 94,546 km (0.079 R)
• M2: 461,360 km (0.055 R)
• M3: 1,556,117 km (0.115 R)
• M4: 1,900,491 km (0.083 R)
• M5: 2,819,321 km (0.053 R)
• M6: 3,137,516 km (0.11 R)
• M7: 3,659,762 km (0.091 R)
• M8: 4,514,864 km (0.088 R)
• M9: 6,986,520 km (0.101 R)
• M10: 7,979,251 km (0.105 R)
• M11: 8,401,566 km (0.041 R)
• M12: 9,062,789 km (0.118 R)
• M13: 10,803,958 km (0.091 R)
• M14: 11,786,816 km (0.116 R)
• M15: 12,899,675 km (0.107 R)
• M16: 14,464,469 km (0.087 R)
• M17: 15,820,872 km (0.087 R)
• M18: 17,787,935 km (0.078 R)
• M19: 18,417,742 km (0.037 R)
• M20: 19,062,209 km (0.105 R)
• M21: 24,548,861 km (0.102 R)
• M22: 32,046,257 km (0.103 R)
• M23: 33,791,017 km (0.108 R)
• M24: 35,316,168 km (0.079 R)
• M25: 45,110,191 km (0.091 R)
• M26: 46,617,988 km (0.116 R)
• M27: 50,266,381 km (0.103 R)
• M28: 51,704,914 km (0.084 R)
• M29: 55,231,085 km (0.065 R)
• M30: 55,993,286 km (0.105 R)
• M31: 57,538,931 km (0.042 R)
• M32: 58,322,226 km (0.091 R)
• M33: 59,112,551 km (0.101 R)
• M34: 59,910,058 km (0.105 R)
• M35: 62,345,810 km (0.116 R)
• M36: 62,964,846 km (0.094 R)
• M37: 68,065,834 km (0.031 R)
• M38: 83,249,869 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 19,061 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit