🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.54 AU - 0.68 AU

Year: 308 Days

Day: 28.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.54 AU - 0.8 AU

Year: 354 Days

Day: 31.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,881,929 km

• M1: 178,769 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.1

Radius: 11

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.71 AU - 0.77 AU

Year: 411 Days

Day: 9.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 42,881,929 km

• M1: 137,331 km (0.063 R)
• M2: 554,111 km (0.088 R)
• M3: 904,469 km (0.118 R)
• M4: 1,626,877 km (0.088 R)
• M5: 2,153,013 km (0.081 R)
• M6: 2,891,128 km (0.042 R)
• M7: 3,625,056 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.3

Radius: 15

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.02 AU - 1.36 AU

Year: 838 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,881,929 km

• M1: 186,549 km (0.114 R)
• M2: 691,441 km (0.101 R)
• M3: 1,596,209 km (0.083 R)
• M4: 2,223,623 km (0.114 R)
• M5: 2,769,057 km (0.073 R)
• M6: 3,261,832 km (0.117 R)
• M7: 3,729,026 km (0.092 R)
• M8: 4,555,106 km (0.116 R)
• M9: 5,038,307 km (0.076 R)
• M10: 6,388,876 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.9

Radius: 14.9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.28 AU - 1.94 AU

Year: 1319 Days

Day: 12 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 42,881,929 km

• M1: 192,682 km (0.094 R)
• M2: 799,601 km (0.084 R)
• M3: 1,360,593 km (0.029 R)
• M4: 1,905,578 km (0.109 R)
• M5: 4,638,731 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.2

Radius: 11.4

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.54 AU - 3.04 AU

Year: 3009 Days

Day: 7.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,881,929 km

• M1: 147,803 km (0.083 R)
• M2: 637,437 km (0.097 R)
• M3: 1,016,218 km (0.107 R)
• M4: 1,837,810 km (0.052 R)
• M5: 2,627,836 km (0.103 R)
• M6: 3,301,027 km (0.109 R)
• M7: 3,804,872 km (0.118 R)
• M8: 4,189,788 km (0.058 R)
• M9: 6,161,039 km (0.071 R)
• M10: 6,810,443 km (0.06 R)
• M11: 8,651,843 km (0.077 R)
• M12: 9,321,443 km (0.104 R)
• M13: 9,874,357 km (0.091 R)
• M14: 11,249,760 km (0.094 R)
• M15: 13,569,873 km (0.056 R)
• M16: 14,620,649 km (0.117 R)
• M17: 15,469,168 km (0.085 R)
• M18: 15,931,575 km (0.072 R)
• M19: 16,509,172 km (0.093 R)
• M20: 19,312,636 km (0.086 R)
• M21: 19,788,956 km (0.061 R)

Asteroid Belt

Center: 3.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.9

Radius: 14.6

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.06 AU - 5.46 AU

Year: 6705 Days

Day: 13.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,881,929 km

• M1: 183,108 km (0.103 R)
• M2: 657,632 km (0.039 R)
• M3: 2,577,123 km (0.085 R)
• M4: 3,914,677 km (0.103 R)
• M5: 5,707,907 km (0.103 R)
• M6: 7,877,973 km (0.072 R)
• M7: 9,238,267 km (0.104 R)
• M8: 10,503,416 km (0.101 R)
• M9: 11,409,231 km (0.103 R)
• M10: 13,262,001 km (0.065 R)
• M11: 14,502,167 km (0.103 R)
• M12: 14,994,643 km (0.118 R)
• M13: 19,717,448 km (0.099 R)
• M14: 22,374,456 km (0.091 R)
• M15: 25,173,881 km (0.089 R)
• M16: 25,976,174 km (0.094 R)
• M17: 29,553,059 km (0.071 R)
• M18: 30,246,146 km (0.087 R)
• M19: 32,494,901 km (0.108 R)
• M20: 33,660,269 km (0.05 R)
• M21: 34,743,507 km (0.09 R)
• M22: 38,954,986 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.7

Radius: 7.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.08 AU - 9.36 AU

Year: 13850 Days

Day: 20.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,881,929 km

• M1: 97,089 km (0.118 R)
• M2: 419,173 km (0.071 R)
• M3: 823,237 km (0.035 R)
• M4: 1,066,782 km (0.105 R)
• M5: 1,763,759 km (0.051 R)
• M6: 3,199,450 km (0.074 R)
• M7: 4,482,551 km (0.064 R)
• M8: 4,799,100 km (0.1 R)
• M9: 5,873,212 km (0.09 R)
• M10: 6,430,764 km (0.06 R)
• M11: 7,332,390 km (0.107 R)
• M12: 10,542,611 km (0.072 R)
• M13: 13,196,926 km (0.074 R)
• M14: 14,274,778 km (0.087 R)
• M15: 15,605,152 km (0.077 R)
• M16: 19,101,853 km (0.087 R)
• M17: 21,352,254 km (0.103 R)
• M18: 21,757,365 km (0.095 R)
• M19: 23,258,280 km (0.116 R)
• M20: 26,838,756 km (0.058 R)
• M21: 27,405,582 km (0.101 R)
• M22: 30,360,888 km (0.074 R)
• M23: 30,770,188 km (0.072 R)
• M24: 31,079,706 km (0.096 R)
• M25: 32,872,935 km (0.051 R)
• M26: 35,181,679 km (0.052 R)
• M27: 38,425,559 km (0.077 R)
• M28: 39,024,998 km (0.097 R)
• M29: 39,630,720 km (0.067 R)
• M30: 40,860,863 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 12,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit