🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.2 AU - 1.4 AU

Year: 550 Days

Day: 22.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,301,980 km

• M1: 489,783 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.36 AU - 1.7 AU

Year: 702 Days

Day: 33.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.69 AU - 2.73 AU

Year: 1654 Days

Day: 33.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,301,980 km

• M1: 58,194 km (0.092 R)

Asteroid Belt

Center: 5.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.8

Radius: 8.2

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.61 AU - 8.83 AU

Year: 8740 Days

Day: 8.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,301,980 km

• M1: 102,026 km (0.103 R)
• M2: 1,052,122 km (0.104 R)
• M3: 1,392,158 km (0.115 R)
• M4: 2,584,303 km (0.042 R)
• M5: 2,985,525 km (0.116 R)
• M6: 3,448,231 km (0.108 R)
• M7: 3,847,657 km (0.068 R)
• M8: 4,840,837 km (0.077 R)
• M9: 5,508,044 km (0.11 R)
• M10: 6,958,994 km (0.09 R)
• M11: 7,460,446 km (0.113 R)
• M12: 7,950,080 km (0.058 R)
• M13: 8,312,854 km (0.111 R)
• M14: 8,686,550 km (0.061 R)
• M15: 9,467,750 km (0.096 R)
• M16: 9,751,986 km (0.116 R)
• M17: 12,283,032 km (0.058 R)
• M18: 18,917,548 km (0.105 R)
• M19: 21,247,535 km (0.119 R)
• M20: 26,389,064 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.7

Radius: 14.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.29 AU - 8.57 AU

Year: 9077 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,301,980 km

• M1: 184,005 km (0.11 R)
• M2: 659,577 km (0.095 R)
• M3: 2,026,902 km (0.079 R)
• M4: 4,825,429 km (0.071 R)
• M5: 5,520,461 km (0.087 R)
• M6: 8,430,588 km (0.07 R)
• M7: 12,297,394 km (0.077 R)
• M8: 13,021,896 km (0.115 R)
• M9: 16,539,541 km (0.089 R)
• M10: 17,631,007 km (0.067 R)
• M11: 24,948,437 km (0.062 R)
• M12: 25,749,234 km (0.115 R)
• M13: 27,495,789 km (0.109 R)
• M14: 39,549,039 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.3

Radius: 11.6

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.4 AU - 11.2 AU

Year: 11377 Days

Day: 8.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,301,980 km

• M1: 159,471 km (0.105 R)
• M2: 528,380 km (0.07 R)
• M3: 963,560 km (0.072 R)
• M4: 2,416,454 km (0.093 R)
• M5: 2,886,641 km (0.081 R)
• M6: 4,041,686 km (0.077 R)
• M7: 4,457,867 km (0.039 R)
• M8: 5,589,724 km (0.083 R)
• M9: 6,146,229 km (0.1 R)
• M10: 9,709,949 km (0.108 R)
• M11: 10,134,209 km (0.092 R)
• M12: 10,906,582 km (0.046 R)
• M13: 11,307,355 km (0.108 R)
• M14: 13,855,306 km (0.102 R)
• M15: 16,093,589 km (0.105 R)
• M16: 18,970,656 km (0.12 R)
• M17: 20,228,923 km (0.063 R)
• M18: 21,901,876 km (0.05 R)
• M19: 24,048,157 km (0.108 R)
• M20: 24,630,392 km (0.095 R)
• M21: 25,722,157 km (0.094 R)
• M22: 26,639,192 km (0.031 R)
• M23: 28,108,842 km (0.12 R)
• M24: 29,631,897 km (0.097 R)
• M25: 30,076,951 km (0.069 R)
• M26: 31,554,529 km (0.078 R)
• M27: 34,653,599 km (0.059 R)
• M28: 36,023,766 km (0.111 R)
• M29: 38,607,171 km (0.115 R)
• M30: 39,809,190 km (0.084 R)
• M31: 40,487,467 km (0.095 R)
• M32: 42,147,106 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.3

Radius: 3.8

Gravity: 14.63 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 11.59 AU - 13.39 AU

Year: 16370 Days

Day: 22.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,301,980 km

• M1: 47,273 km (0.104 R)
• M2: 245,490 km (0.113 R)
• M3: 594,053 km (0.079 R)
• M4: 991,983 km (0.06 R)
• M5: 1,721,572 km (0.107 R)
• M6: 2,837,872 km (0.082 R)
• M7: 3,376,574 km (0.038 R)
• M8: 3,620,119 km (0.034 R)
• M9: 4,034,056 km (0.113 R)
• M10: 4,653,541 km (0.069 R)
• M11: 5,366,524 km (0.088 R)
• M12: 5,698,183 km (0.107 R)
• M13: 6,699,741 km (0.062 R)
• M14: 7,896,823 km (0.116 R)
• M15: 9,513,228 km (0.056 R)
• M16: 10,247,305 km (0.111 R)
• M17: 10,602,450 km (0.085 R)
• M18: 10,861,105 km (0.041 R)
• M19: 12,502,642 km (0.113 R)
• M20: 13,143,669 km (0.101 R)
• M21: 13,322,289 km (0.057 R)
• M22: 14,427,967 km (0.077 R)
• M23: 15,394,967 km (0.086 R)
• M24: 17,672,894 km (0.053 R)
• M25: 18,703,623 km (0.113 R)
• M26: 20,008,416 km (0.115 R)
• M27: 21,372,599 km (0.1 R)
• M28: 22,035,467 km (0.082 R)
• M29: 23,752,552 km (0.089 R)
• M30: 24,643,706 km (0.085 R)
• M31: 25,556,851 km (0.104 R)
• M32: 26,209,248 km (0.1 R)
• M33: 29,030,963 km (0.073 R)
• M34: 31,620,352 km (0.116 R)
• M35: 32,588,999 km (0.114 R)
• M36: 36,076,873 km (0.08 R)
• M37: 36,544,217 km (0.078 R)
• M38: 40,681,495 km (0.051 R)
• M39: 41,698,312 km (0.031 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.6

Radius: 4.8

Gravity: 22.99 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.13 AU - 21.15 AU

Year: 27476 Days

Day: 20.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,301,980 km

• M1: 59,690 km (0.087 R)
• M2: 461,360 km (0.117 R)
• M3: 632,799 km (0.117 R)
• M4: 1,266,944 km (0.107 R)
• M5: 1,575,415 km (0.104 R)
• M6: 2,163,036 km (0.072 R)
• M7: 2,628,883 km (0.054 R)
• M8: 4,287,924 km (0.074 R)
• M9: 4,535,209 km (0.107 R)
• M10: 5,579,253 km (0.057 R)
• M11: 5,831,325 km (0.078 R)
• M12: 6,868,786 km (0.076 R)
• M13: 7,061,019 km (0.111 R)
• M14: 7,971,023 km (0.091 R)
• M15: 9,186,207 km (0.09 R)
• M16: 13,791,129 km (0.1 R)
• M17: 15,124,195 km (0.116 R)
• M18: 16,115,431 km (0.114 R)
• M19: 19,635,020 km (0.072 R)
• M20: 23,853,530 km (0.102 R)
• M21: 26,231,089 km (0.084 R)
• M22: 28,145,343 km (0.056 R)
• M23: 30,537,114 km (0.097 R)
• M24: 31,319,661 km (0.09 R)
• M25: 36,881,560 km (0.03 R)
• M26: 39,279,015 km (0.085 R)
• M27: 41,460,152 km (0.091 R)
• M28: 43,229,596 km (0.112 R)
• M29: 44,215,745 km (0.079 R)
• M30: 49,729,175 km (0.119 R)
• M31: 50,449,040 km (0.103 R)
• M32: 54,152,784 km (0.115 R)
• M33: 65,049,343 km (0.106 R)
• M34: 72,840,250 km (0.113 R)
• M35: 75,175,324 km (0.108 R)
• M36: 76,600,094 km (0.057 R)
• M37: 80,487,095 km (0.088 R)
• M38: 83,994,268 km (0.085 R)
• M39: 86,043,459 km (0.081 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: 216 - 17,349 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit