🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.76 AU - 0.82 AU

Year: 266 Days

Day: 42.4 Hours

Environment

Temp: 154 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.86 AU - 0.96 AU

Year: 329 Days

Day: 32.3 Hours

Environment

Temp: 37 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.81 AU - 1.05 AU

Year: 340 Days

Day: 24.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 45.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,965,502 km

• M1: 26,030 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.82 AU - 1.06 AU

Year: 345 Days

Day: 15.6 Hours

Environment

Temp: 12 °C

Axial Tilt: 111.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,965,502 km

• M1: 33,510 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.57 AU - 1.95 AU

Year: 884 Days

Day: 47.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,965,502 km

• M1: 749,336 km (0.08 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.44 AU - 2.08 AU

Year: 884 Days

Day: 15.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,965,502 km

• M1: 43,982 km (0.085 R)
• M2: 874,250 km (0.104 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.58 AU - 3.22 AU

Year: 1870 Days

Day: 24.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.4

Radius: 8.9

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.77 AU - 6.29 AU

Year: 4925 Days

Day: 10.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,965,502 km

• M1: 110,702 km (0.109 R)
• M2: 623,674 km (0.078 R)
• M3: 1,791,734 km (0.106 R)
• M4: 3,019,184 km (0.079 R)
• M5: 3,472,615 km (0.067 R)
• M6: 4,147,451 km (0.105 R)
• M7: 4,563,932 km (0.106 R)
• M8: 4,932,092 km (0.102 R)
• M9: 5,346,628 km (0.09 R)
• M10: 7,047,556 km (0.072 R)
• M11: 7,506,971 km (0.1 R)
• M12: 7,812,749 km (0.069 R)
• M13: 8,197,664 km (0.076 R)
• M14: 8,485,640 km (0.096 R)
• M15: 9,158,382 km (0.049 R)
• M16: 10,274,831 km (0.075 R)
• M17: 12,302,181 km (0.082 R)
• M18: 14,373,962 km (0.099 R)
• M19: 14,846,392 km (0.097 R)
• M20: 15,656,913 km (0.115 R)
• M21: 19,576,677 km (0.054 R)
• M22: 21,625,270 km (0.1 R)
• M23: 22,807,392 km (0.079 R)
• M24: 24,326,409 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.2

Radius: 10.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.67 AU - 9.55 AU

Year: 9569 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,965,502 km

• M1: 135,685 km (0.111 R)
• M2: 660,923 km (0.096 R)
• M3: 1,055,263 km (0.083 R)
• M4: 1,935,348 km (0.093 R)
• M5: 3,907,347 km (0.043 R)
• M6: 4,578,293 km (0.062 R)
• M7: 5,324,487 km (0.101 R)
• M8: 5,712,694 km (0.076 R)
• M9: 6,703,630 km (0.054 R)
• M10: 7,425,590 km (0.097 R)
• M11: 7,946,938 km (0.046 R)
• M12: 11,789,060 km (0.04 R)
• M13: 13,288,330 km (0.117 R)
• M14: 14,802,560 km (0.112 R)
• M15: 15,239,834 km (0.107 R)
• M16: 15,629,537 km (0.086 R)
• M17: 16,956,769 km (0.106 R)
• M18: 17,862,135 km (0.031 R)
• M19: 18,990,552 km (0.108 R)
• M20: 19,572,338 km (0.046 R)
• M21: 20,232,663 km (0.082 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.8

Radius: 12.4

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 8.51 AU - 9.21 AU

Year: 9988 Days

Day: 9 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,965,502 km

• M1: 154,235 km (0.11 R)
• M2: 706,551 km (0.114 R)
• M3: 1,247,048 km (0.1 R)
• M4: 1,978,432 km (0.11 R)
• M5: 3,497,897 km (0.051 R)
• M6: 3,919,614 km (0.09 R)
• M7: 6,939,546 km (0.106 R)
• M8: 7,609,744 km (0.106 R)
• M9: 11,305,859 km (0.099 R)
• M10: 15,656,614 km (0.088 R)
• M11: 24,323,267 km (0.09 R)
• M12: 28,756,301 km (0.113 R)
• M13: 33,700,511 km (0.067 R)
• M14: 41,305,767 km (0.047 R)
• M15: 42,201,260 km (0.075 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 14,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit