🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.02 AU - 1.66 AU

Year: 543 Days

Day: 15.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.05 AU - 2.31 AU

Year: 1126 Days

Day: 33.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.6

Radius: 8.5

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.31 AU - 7.03 AU

Year: 5362 Days

Day: 5 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,656,737 km

• M1: 105,915 km (0.099 R)
• M2: 382,372 km (0.096 R)
• M3: 813,962 km (0.058 R)
• M4: 1,121,086 km (0.07 R)
• M5: 1,868,328 km (0.048 R)
• M6: 2,734,200 km (0.051 R)
• M7: 4,283,735 km (0.079 R)
• M8: 4,703,656 km (0.115 R)
• M9: 5,919,289 km (0.041 R)
• M10: 6,536,230 km (0.057 R)
• M11: 9,357,796 km (0.058 R)
• M12: 10,764,614 km (0.106 R)
• M13: 11,448,725 km (0.045 R)
• M14: 11,920,557 km (0.11 R)
• M15: 15,141,399 km (0.106 R)
• M16: 15,480,836 km (0.082 R)
• M17: 16,058,135 km (0.079 R)
• M18: 17,939,029 km (0.106 R)
• M19: 27,520,323 km (0.081 R)
• M20: 28,452,917 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375

Radius: 11.7

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.75 AU - 8.25 AU

Year: 6479 Days

Day: 12.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,656,737 km

• M1: 145,708 km (0.111 R)
• M2: 591,061 km (0.104 R)
• M3: 1,345,184 km (0.11 R)
• M4: 2,071,931 km (0.118 R)
• M5: 2,468,365 km (0.071 R)
• M6: 2,879,310 km (0.11 R)
• M7: 3,975,414 km (0.076 R)
• M8: 5,221,414 km (0.051 R)
• M9: 6,455,896 km (0.05 R)
• M10: 7,839,976 km (0.107 R)
• M11: 8,814,755 km (0.047 R)
• M12: 10,426,074 km (0.088 R)
• M13: 10,959,241 km (0.098 R)
• M14: 12,470,628 km (0.091 R)
• M15: 14,659,245 km (0.109 R)
• M16: 17,092,903 km (0.109 R)
• M17: 19,717,299 km (0.093 R)
• M18: 24,488,573 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.1

Radius: 8.2

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.66 AU - 8.48 AU

Year: 8020 Days

Day: 10.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 90,656,737 km

• M1: 102,026 km (0.066 R)
• M2: 490,083 km (0.058 R)
• M3: 1,345,334 km (0.107 R)
• M4: 1,929,214 km (0.032 R)
• M5: 2,186,074 km (0.08 R)
• M6: 3,523,030 km (0.07 R)
• M7: 3,835,241 km (0.103 R)
• M8: 4,599,087 km (0.119 R)
• M9: 5,683,821 km (0.111 R)
• M10: 5,946,515 km (0.112 R)
• M11: 6,251,695 km (0.041 R)
• M12: 6,893,470 km (0.11 R)
• M13: 7,230,514 km (0.116 R)
• M14: 7,696,960 km (0.055 R)
• M15: 8,019,044 km (0.094 R)
• M16: 8,907,356 km (0.097 R)
• M17: 9,172,743 km (0.061 R)
• M18: 12,234,712 km (0.053 R)
• M19: 12,618,431 km (0.107 R)
• M20: 13,010,078 km (0.093 R)
• M21: 15,279,777 km (0.051 R)
• M22: 16,178,561 km (0.115 R)
• M23: 17,592,410 km (0.087 R)
• M24: 19,159,897 km (0.102 R)
• M25: 19,677,655 km (0.118 R)
• M26: 21,444,556 km (0.119 R)
• M27: 22,244,904 km (0.091 R)
• M28: 25,379,578 km (0.074 R)
• M29: 26,365,428 km (0.085 R)
• M30: 37,439,261 km (0.099 R)
• M31: 38,364,823 km (0.082 R)
• M32: 38,715,929 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.2

Radius: 13.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 11.95 AU - 12.93 AU

Year: 15350 Days

Day: 8.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,656,737 km

• M1: 166,652 km (0.067 R)
• M2: 671,694 km (0.047 R)
• M3: 1,288,935 km (0.087 R)
• M4: 1,706,164 km (0.045 R)
• M5: 2,669,574 km (0.114 R)
• M6: 3,210,969 km (0.076 R)
• M7: 3,768,819 km (0.119 R)
• M8: 4,645,612 km (0.079 R)
• M9: 5,150,355 km (0.056 R)
• M10: 6,431,661 km (0.085 R)
• M11: 11,431,072 km (0.082 R)
• M12: 13,196,627 km (0.112 R)
• M13: 16,252,761 km (0.098 R)
• M14: 18,231,642 km (0.107 R)
• M15: 22,663,479 km (0.109 R)
• M16: 26,478,075 km (0.065 R)
• M17: 29,549,020 km (0.052 R)
• M18: 30,584,537 km (0.104 R)
• M19: 32,123,001 km (0.112 R)
• M20: 33,836,794 km (0.103 R)
• M21: 39,481,421 km (0.062 R)
• M22: 42,164,309 km (0.074 R)
• M23: 48,047,994 km (0.077 R)
• M24: 56,187,763 km (0.101 R)
• M25: 57,066,801 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.2

Radius: 6.6

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 20.01 AU - 20.25 AU

Year: 31597 Days

Day: 16 Hours

Environment

Temp: -206 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,656,737 km

• M1: 83,176 km (0.074 R)
• M2: 610,359 km (0.11 R)
• M3: 908,957 km (0.086 R)
• M4: 1,397,843 km (0.119 R)
• M5: 1,884,784 km (0.099 R)
• M6: 2,360,355 km (0.092 R)
• M7: 2,967,274 km (0.1 R)
• M8: 3,366,700 km (0.047 R)
• M9: 3,641,960 km (0.111 R)
• M10: 3,965,540 km (0.088 R)
• M11: 7,956,512 km (0.052 R)
• M12: 8,446,296 km (0.067 R)
• M13: 10,738,135 km (0.104 R)
• M14: 13,414,441 km (0.096 R)
• M15: 16,505,283 km (0.057 R)
• M16: 17,391,201 km (0.057 R)
• M17: 21,460,263 km (0.096 R)
• M18: 23,493,298 km (0.097 R)
• M19: 24,048,905 km (0.12 R)
• M20: 26,598,202 km (0.113 R)
• M21: 29,194,473 km (0.117 R)
• M22: 39,373,262 km (0.11 R)
• M23: 42,080,235 km (0.107 R)
• M24: 43,230,045 km (0.049 R)
• M25: 46,282,589 km (0.067 R)
• M26: 49,114,028 km (0.086 R)
• M27: 50,022,087 km (0.063 R)
• M28: 54,924,709 km (0.078 R)
• M29: 55,510,085 km (0.072 R)
• M30: 58,703,252 km (0.09 R)
• M31: 67,663,715 km (0.097 R)
• M32: 75,793,163 km (0.081 R)
• M33: 89,304,842 km (0.082 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 15,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit