🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.72 AU - 0.9 AU

Year: 254 Days

Day: 16.1 Hours

Environment

Temp: 189 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.84 AU - 1.08 AU

Year: 328 Days

Day: 35.6 Hours

Environment

Temp: 143 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.46 AU - 6.36 AU

Year: 4382 Days

Day: 16.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 8.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.87 AU - 8.39 AU

Year: 7340 Days

Day: 14.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 110,916,981 km

• M1: 109,506 km (0.106 R)
• M2: 429,795 km (0.103 R)
• M3: 844,031 km (0.095 R)
• M4: 1,249,292 km (0.103 R)
• M5: 2,539,125 km (0.103 R)
• M6: 3,945,345 km (0.053 R)
• M7: 4,289,121 km (0.066 R)
• M8: 6,075,469 km (0.074 R)
• M9: 6,919,051 km (0.114 R)
• M10: 8,421,014 km (0.078 R)
• M11: 15,867,248 km (0.11 R)
• M12: 16,270,264 km (0.09 R)
• M13: 16,798,494 km (0.055 R)
• M14: 18,137,844 km (0.07 R)
• M15: 18,451,850 km (0.082 R)
• M16: 22,509,692 km (0.105 R)
• M17: 26,637,846 km (0.101 R)
• M18: 26,962,473 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.3

Radius: 12.7

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.15 AU - 9.63 AU

Year: 7718 Days

Day: 14.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 110,916,981 km

• M1: 157,975 km (0.117 R)
• M2: 558,299 km (0.077 R)
• M3: 1,686,866 km (0.079 R)
• M4: 2,773,395 km (0.107 R)
• M5: 3,426,240 km (0.094 R)
• M6: 3,837,185 km (0.083 R)
• M7: 10,114,910 km (0.078 R)
• M8: 10,870,828 km (0.086 R)
• M9: 12,602,125 km (0.031 R)
• M10: 14,569,486 km (0.101 R)
• M11: 15,595,728 km (0.111 R)
• M12: 16,158,066 km (0.119 R)
• M13: 17,590,166 km (0.117 R)
• M14: 19,034,534 km (0.12 R)
• M15: 20,260,488 km (0.116 R)
• M16: 21,233,024 km (0.104 R)
• M17: 26,480,169 km (0.111 R)
• M18: 30,069,172 km (0.116 R)
• M19: 35,235,534 km (0.112 R)
• M20: 36,422,743 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.3

Radius: 7.2

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 16.66 AU - 17.4 AU

Year: 24475 Days

Day: 19.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 110,916,981 km

• M1: 91,105 km (0.073 R)
• M2: 410,197 km (0.113 R)
• M3: 1,070,971 km (0.077 R)
• M4: 1,907,971 km (0.115 R)
• M5: 3,147,539 km (0.083 R)
• M6: 4,345,369 km (0.051 R)
• M7: 6,185,274 km (0.087 R)
• M8: 6,564,355 km (0.115 R)
• M9: 7,139,259 km (0.119 R)
• M10: 7,509,364 km (0.117 R)
• M11: 8,491,026 km (0.082 R)
• M12: 14,343,743 km (0.071 R)
• M13: 15,616,223 km (0.12 R)
• M14: 16,004,279 km (0.114 R)
• M15: 17,455,229 km (0.075 R)
• M16: 17,957,728 km (0.063 R)
• M17: 25,504,043 km (0.119 R)
• M18: 25,826,128 km (0.111 R)
• M19: 27,253,590 km (0.116 R)
• M20: 35,988,461 km (0.118 R)
• M21: 52,060,209 km (0.111 R)
• M22: 53,100,662 km (0.117 R)
• M23: 64,478,477 km (0.077 R)
• M24: 66,892,688 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.2

Radius: 5.3

Gravity: 32.94 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 19.04 AU - 20.22 AU

Year: 30288 Days

Day: 15.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 110,916,981 km

• M1: 68,366 km (0.107 R)
• M2: 779,255 km (0.105 R)
• M3: 2,686,479 km (0.042 R)
• M4: 2,969,967 km (0.051 R)
• M5: 3,211,118 km (0.046 R)
• M6: 7,160,352 km (0.1 R)
• M7: 10,370,573 km (0.096 R)
• M8: 10,645,983 km (0.031 R)
• M9: 11,355,825 km (0.105 R)
• M10: 13,348,468 km (0.113 R)
• M11: 14,089,277 km (0.101 R)
• M12: 24,980,301 km (0.05 R)
• M13: 25,725,149 km (0.115 R)
• M14: 30,088,769 km (0.12 R)
• M15: 33,555,251 km (0.102 R)
• M16: 35,851,878 km (0.115 R)
• M17: 37,439,710 km (0.085 R)
• M18: 43,366,328 km (0.054 R)
• M19: 43,901,590 km (0.082 R)
• M20: 47,018,461 km (0.12 R)
• M21: 48,152,862 km (0.074 R)
• M22: 58,324,619 km (0.112 R)
• M23: 67,902,324 km (0.103 R)
• M24: 70,819,632 km (0.044 R)
• M25: 74,073,086 km (0.054 R)
• M26: 80,607,222 km (0.107 R)
• M27: 96,010,118 km (0.116 R)
• M28: 106,649,818 km (0.108 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 18,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit