🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.83 AU - 0.95 AU

Year: 307 Days

Day: 43.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.23 AU - 1.37 AU

Year: 541 Days

Day: 19.2 Hours

Environment

Temp: -12 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.66 AU - 2.2 AU

Year: 979 Days

Day: 17.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,699,064 km

• M1: 160,369 km (0.039 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.17 AU - 2.55 AU

Year: 1324 Days

Day: 19 Hours

Environment

Temp: -85 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,699,064 km

• M1: 332,107 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.72 AU - 4.9 AU

Year: 3268 Days

Day: 28.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522

Radius: 9.7

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.53 AU - 9.09 AU

Year: 7219 Days

Day: 12.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,699,064 km

• M1: 120,576 km (0.047 R)
• M2: 606,021 km (0.109 R)
• M3: 1,012,927 km (0.066 R)
• M4: 1,405,472 km (0.107 R)
• M5: 1,718,132 km (0.099 R)
• M6: 2,251,897 km (0.092 R)
• M7: 3,152,476 km (0.106 R)
• M8: 4,750,780 km (0.108 R)
• M9: 5,497,273 km (0.112 R)
• M10: 5,835,813 km (0.114 R)
• M11: 7,666,891 km (0.107 R)
• M12: 8,942,063 km (0.1 R)
• M13: 10,306,994 km (0.055 R)
• M14: 14,176,343 km (0.091 R)
• M15: 15,052,089 km (0.072 R)
• M16: 16,464,442 km (0.041 R)
• M17: 19,268,206 km (0.036 R)
• M18: 21,305,130 km (0.103 R)
• M19: 29,845,673 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 13.7

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.64 AU - 9.66 AU

Year: 10109 Days

Day: 5.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,699,064 km

• M1: 173,982 km (0.068 R)
• M2: 819,946 km (0.091 R)
• M3: 1,266,346 km (0.086 R)
• M4: 2,278,525 km (0.053 R)
• M5: 4,130,846 km (0.105 R)
• M6: 4,721,159 km (0.11 R)
• M7: 5,712,095 km (0.083 R)
• M8: 7,709,526 km (0.06 R)
• M9: 8,890,751 km (0.095 R)
• M10: 10,721,081 km (0.114 R)
• M11: 12,073,745 km (0.098 R)
• M12: 13,920,830 km (0.082 R)
• M13: 18,169,409 km (0.089 R)
• M14: 19,595,975 km (0.05 R)
• M15: 20,087,703 km (0.106 R)
• M16: 21,267,282 km (0.073 R)
• M17: 26,450,998 km (0.081 R)
• M18: 27,457,792 km (0.087 R)
• M19: 28,177,657 km (0.036 R)
• M20: 29,762,646 km (0.111 R)
• M21: 30,522,304 km (0.044 R)
• M22: 31,406,278 km (0.077 R)
• M23: 34,635,198 km (0.109 R)
• M24: 38,845,929 km (0.094 R)
• M25: 39,362,641 km (0.09 R)
• M26: 40,542,369 km (0.08 R)
• M27: 41,074,190 km (0.1 R)
• M28: 43,525,052 km (0.07 R)
• M29: 51,616,352 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.1

Radius: 4.7

Gravity: 28.98 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 16.39 AU - 17.61 AU

Year: 25601 Days

Day: 19.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,699,064 km

• M1: 59,989 km (0.057 R)
• M2: 325,675 km (0.117 R)
• M3: 569,519 km (0.032 R)
• M4: 917,334 km (0.075 R)
• M5: 1,411,456 km (0.088 R)
• M6: 1,616,704 km (0.061 R)
• M7: 1,802,654 km (0.106 R)
• M8: 2,850,288 km (0.091 R)
• M9: 3,382,857 km (0.11 R)
• M10: 5,709,552 km (0.099 R)
• M11: 7,626,350 km (0.116 R)
• M12: 8,205,443 km (0.115 R)
• M13: 9,570,225 km (0.038 R)
• M14: 9,811,526 km (0.112 R)
• M15: 10,432,507 km (0.077 R)
• M16: 11,615,826 km (0.057 R)
• M17: 12,310,409 km (0.099 R)
• M18: 12,740,353 km (0.044 R)
• M19: 15,285,162 km (0.073 R)
• M20: 22,604,837 km (0.1 R)
• M21: 23,140,846 km (0.106 R)
• M22: 24,686,491 km (0.061 R)
• M23: 25,369,405 km (0.091 R)
• M24: 28,599,523 km (0.078 R)
• M25: 30,767,944 km (0.1 R)
• M26: 32,228,019 km (0.09 R)
• M27: 37,179,858 km (0.114 R)
• M28: 40,225,371 km (0.034 R)
• M29: 45,606,856 km (0.104 R)
• M30: 45,777,098 km (0.081 R)
• M31: 45,947,640 km (0.106 R)
• M32: 50,898,282 km (0.043 R)
• M33: 52,748,957 km (0.09 R)
• M34: 55,221,511 km (0.054 R)
• M35: 63,100,382 km (0.069 R)
• M36: 67,859,090 km (0.056 R)
• M37: 69,421,939 km (0.115 R)
• M38: 76,392,003 km (0.084 R)
• M39: 82,041,118 km (0.11 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: 215 - 11,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit