🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.5 AU - 0.7 AU

Year: 305 Days

Day: 44 Hours

Environment

Temp: -127 °C

Axial Tilt: 100.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,254,755 km

• M1: 437,275 km (0.089 R)

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.2

Radius: 14.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.02 AU - 1.5 AU

Year: 928 Days

Day: 11.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 53.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,254,755 km

• M1: 179,069 km (0.114 R)
• M2: 698,921 km (0.095 R)
• M3: 1,562,849 km (0.088 R)
• M4: 2,011,044 km (0.1 R)
• M5: 2,875,421 km (0.089 R)
• M6: 3,635,827 km (0.109 R)
• M7: 4,237,210 km (0.116 R)
• M8: 4,776,510 km (0.075 R)
• M9: 5,743,511 km (0.105 R)
• M10: 7,001,180 km (0.119 R)
• M11: 7,708,030 km (0.116 R)
• M12: 8,651,394 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.2

Radius: 8.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.1 AU - 1.42 AU

Year: 928 Days

Day: 5.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,254,755 km

• M1: 111,750 km (0.057 R)
• M2: 517,758 km (0.08 R)
• M3: 952,041 km (0.099 R)
• M4: 1,418,038 km (0.085 R)
• M5: 2,083,898 km (0.098 R)
• M6: 2,540,022 km (0.117 R)
• M7: 3,559,681 km (0.069 R)
• M8: 4,453,678 km (0.064 R)
• M9: 4,879,733 km (0.091 R)
• M10: 5,543,050 km (0.105 R)
• M11: 6,440,637 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348

Radius: 8.2

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.21 AU - 1.61 AU

Year: 1098 Days

Day: 9.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,254,755 km

• M1: 102,026 km (0.103 R)
• M2: 375,491 km (0.07 R)
• M3: 781,649 km (0.048 R)
• M4: 1,048,831 km (0.08 R)
• M5: 1,513,182 km (0.093 R)
• M6: 1,974,692 km (0.091 R)
• M7: 2,428,422 km (0.089 R)
• M8: 2,974,903 km (0.12 R)
• M9: 3,244,479 km (0.047 R)
• M10: 4,360,329 km (0.075 R)
• M11: 4,692,436 km (0.12 R)
• M12: 5,131,357 km (0.115 R)
• M13: 5,482,912 km (0.094 R)
• M14: 8,088,308 km (0.095 R)
• M15: 8,590,957 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.2

Radius: 10

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.21 AU - 2.85 AU

Year: 2640 Days

Day: 12.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,254,755 km

• M1: 136,433 km (0.072 R)
• M2: 649,255 km (0.096 R)
• M3: 1,081,144 km (0.118 R)
• M4: 1,681,031 km (0.085 R)
• M5: 2,463,578 km (0.053 R)
• M6: 2,877,066 km (0.049 R)
• M7: 3,205,284 km (0.084 R)
• M8: 5,661,083 km (0.101 R)
• M9: 6,028,345 km (0.053 R)
• M10: 7,514,002 km (0.037 R)
• M11: 8,770,325 km (0.05 R)
• M12: 10,928,723 km (0.099 R)
• M13: 11,577,678 km (0.051 R)
• M14: 12,702,056 km (0.072 R)
• M15: 13,941,923 km (0.11 R)
• M16: 14,614,066 km (0.119 R)
• M17: 16,512,015 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.3

Radius: 10.1

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.68 AU - 2.74 AU

Year: 2927 Days

Day: 6.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,254,755 km

• M1: 125,662 km (0.036 R)
• M2: 446,250 km (0.054 R)
• M3: 807,978 km (0.099 R)
• M4: 1,145,321 km (0.075 R)
• M5: 1,795,324 km (0.047 R)
• M6: 2,120,400 km (0.058 R)
• M7: 2,442,484 km (0.113 R)
• M8: 3,036,986 km (0.068 R)
• M9: 3,725,436 km (0.065 R)
• M10: 4,137,279 km (0.105 R)
• M11: 5,099,941 km (0.116 R)
• M12: 5,460,322 km (0.116 R)
• M13: 6,616,714 km (0.088 R)
• M14: 7,555,291 km (0.104 R)
• M15: 8,782,293 km (0.072 R)
• M16: 9,877,798 km (0.116 R)
• M17: 14,362,892 km (0.092 R)
• M18: 16,083,417 km (0.092 R)
• M19: 17,882,331 km (0.073 R)
• M20: 19,345,847 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.3

Radius: 10.6

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.75 AU - 5.67 AU

Year: 7801 Days

Day: 8.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,254,755 km

• M1: 132,394 km (0.098 R)
• M2: 505,342 km (0.112 R)
• M3: 3,205,583 km (0.088 R)
• M4: 3,927,991 km (0.115 R)
• M5: 4,445,899 km (0.088 R)
• M6: 5,850,474 km (0.05 R)
• M7: 6,332,777 km (0.052 R)
• M8: 7,076,129 km (0.07 R)
• M9: 8,298,942 km (0.087 R)
• M10: 9,118,439 km (0.111 R)
• M11: 13,998,471 km (0.106 R)
• M12: 15,458,696 km (0.092 R)
• M13: 16,487,032 km (0.065 R)
• M14: 17,670,052 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.7

Radius: 4.6

Gravity: 26.26 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.72 AU - 8.82 AU

Year: 14208 Days

Day: 23.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 25,254,755 km

• M1: 57,745 km (0.116 R)
• M2: 240,254 km (0.071 R)
• M3: 414,536 km (0.052 R)
• M4: 683,064 km (0.102 R)
• M5: 1,658,592 km (0.084 R)
• M6: 2,497,985 km (0.116 R)
• M7: 2,801,819 km (0.118 R)
• M8: 3,154,271 km (0.054 R)
• M9: 3,669,486 km (0.109 R)
• M10: 4,607,614 km (0.082 R)
• M11: 5,409,010 km (0.104 R)
• M12: 6,656,956 km (0.027 R)
• M13: 9,447,854 km (0.112 R)
• M14: 10,400,194 km (0.063 R)
• M15: 12,618,132 km (0.114 R)
• M16: 14,853,124 km (0.078 R)
• M17: 17,185,355 km (0.111 R)
• M18: 17,648,360 km (0.099 R)
• M19: 18,358,202 km (0.083 R)
• M20: 21,036,453 km (0.091 R)
• M21: 29,831,311 km (0.084 R)
• M22: 35,335,017 km (0.068 R)
• M23: 39,847,188 km (0.106 R)
• M24: 40,250,953 km (0.095 R)
• M25: 42,450,341 km (0.119 R)
• M26: 42,871,459 km (0.103 R)
• M27: 44,439,394 km (0.086 R)
• M28: 45,018,936 km (0.08 R)
• M29: 47,538,164 km (0.031 R)
• M30: 55,322,340 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39

Radius: 4.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.61 AU - 9.23 AU

Year: 16028 Days

Day: 18.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,254,755 km

• M1: 55,950 km (0.072 R)
• M2: 242,797 km (0.1 R)
• M3: 431,141 km (0.05 R)
• M4: 1,221,915 km (0.041 R)
• M5: 1,406,220 km (0.063 R)
• M6: 1,818,213 km (0.072 R)
• M7: 4,625,117 km (0.099 R)
• M8: 5,390,759 km (0.092 R)
• M9: 8,190,932 km (0.089 R)
• M10: 10,433,554 km (0.067 R)
• M11: 13,103,427 km (0.111 R)
• M12: 13,447,652 km (0.109 R)
• M13: 14,991,352 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 13,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit