🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.64 AU - 0.88 AU

Year: 248 Days

Day: 32.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.89 AU - 1.01 AU

Year: 347 Days

Day: 34.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,501,533 km

• M1: 42,486 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.94 AU - 1.02 AU

Year: 364 Days

Day: 26 Hours

Environment

Temp: 11 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.74 AU - 1.78 AU

Year: 875 Days

Day: 36.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.4

Radius: 11.2

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.41 AU - 5.17 AU

Year: 3929 Days

Day: 5.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,501,533 km

• M1: 139,724 km (0.098 R)
• M2: 579,841 km (0.079 R)
• M3: 1,231,938 km (0.083 R)
• M4: 1,771,987 km (0.082 R)
• M5: 2,605,845 km (0.087 R)
• M6: 3,006,020 km (0.048 R)
• M7: 3,408,887 km (0.1 R)
• M8: 4,889,008 km (0.115 R)
• M9: 5,344,234 km (0.102 R)
• M10: 6,194,997 km (0.109 R)
• M11: 6,913,666 km (0.11 R)
• M12: 7,325,808 km (0.113 R)
• M13: 9,292,122 km (0.032 R)
• M14: 9,953,046 km (0.113 R)
• M15: 11,456,205 km (0.095 R)
• M16: 12,079,729 km (0.071 R)
• M17: 14,855,368 km (0.082 R)
• M18: 15,759,388 km (0.112 R)
• M19: 16,419,264 km (0.115 R)
• M20: 18,449,606 km (0.115 R)
• M21: 23,143,239 km (0.105 R)
• M22: 23,780,826 km (0.114 R)
• M23: 24,140,160 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.9

Radius: 9.7

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.99 AU - 6.69 AU

Year: 5289 Days

Day: 11.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 28,501,533 km

• M1: 120,576 km (0.079 R)
• M2: 558,449 km (0.114 R)
• M3: 1,045,839 km (0.064 R)
• M4: 1,387,221 km (0.099 R)
• M5: 2,335,971 km (0.089 R)
• M6: 3,253,754 km (0.11 R)
• M7: 3,830,304 km (0.077 R)
• M8: 4,217,912 km (0.086 R)
• M9: 4,876,143 km (0.067 R)
• M10: 5,879,496 km (0.096 R)
• M11: 6,264,710 km (0.063 R)
• M12: 7,302,022 km (0.099 R)
• M13: 7,823,669 km (0.097 R)
• M14: 8,611,901 km (0.109 R)
• M15: 8,941,614 km (0.086 R)
• M16: 10,624,590 km (0.089 R)
• M17: 11,993,112 km (0.106 R)
• M18: 12,300,984 km (0.097 R)
• M19: 14,261,015 km (0.039 R)
• M20: 17,381,627 km (0.045 R)
• M21: 19,345,398 km (0.104 R)
• M22: 20,709,581 km (0.117 R)
• M23: 21,153,438 km (0.055 R)
• M24: 24,769,817 km (0.099 R)
• M25: 25,862,031 km (0.074 R)
• M26: 26,290,479 km (0.093 R)
• M27: 27,962,385 km (0.062 R)
• M28: 28,504,677 km (0.068 R)
• M29: 29,703,854 km (0.075 R)
• M30: 31,419,293 km (0.091 R)
• M31: 32,005,567 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.3

Radius: 14.4

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.91 AU - 8.49 AU

Year: 7240 Days

Day: 12.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,501,533 km

• M1: 179,069 km (0.102 R)
• M2: 711,787 km (0.111 R)
• M3: 1,424,172 km (0.113 R)
• M4: 1,950,307 km (0.073 R)
• M5: 2,916,410 km (0.118 R)
• M6: 3,696,264 km (0.096 R)
• M7: 4,441,262 km (0.076 R)
• M8: 6,958,096 km (0.096 R)
• M9: 7,426,936 km (0.064 R)
• M10: 8,133,636 km (0.025 R)
• M11: 12,654,185 km (0.06 R)
• M12: 13,767,791 km (0.039 R)
• M13: 14,295,124 km (0.09 R)
• M14: 15,502,827 km (0.087 R)
• M15: 16,481,796 km (0.084 R)
• M16: 17,747,693 km (0.094 R)
• M17: 18,372,862 km (0.061 R)
• M18: 20,677,418 km (0.054 R)
• M19: 21,580,690 km (0.113 R)
• M20: 26,334,910 km (0.075 R)
• M21: 26,902,933 km (0.079 R)
• M22: 27,979,439 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 8.6

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.75 AU - 8.03 AU

Year: 7528 Days

Day: 13.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,501,533 km

• M1: 107,112 km (0.119 R)
• M2: 577,747 km (0.115 R)
• M3: 1,409,810 km (0.116 R)
• M4: 2,302,162 km (0.109 R)
• M5: 2,746,467 km (0.071 R)
• M6: 4,192,331 km (0.033 R)
• M7: 4,882,874 km (0.065 R)
• M8: 6,425,977 km (0.105 R)
• M9: 7,072,539 km (0.07 R)
• M10: 9,721,618 km (0.1 R)
• M11: 10,056,418 km (0.118 R)
• M12: 12,819,191 km (0.086 R)
• M13: 14,699,636 km (0.051 R)
• M14: 15,820,124 km (0.048 R)
• M15: 16,816,596 km (0.081 R)
• M16: 18,998,930 km (0.089 R)
• M17: 20,124,205 km (0.047 R)
• M18: 24,838,183 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 14,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit