🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.76 AU - 1.24 AU

Year: 373 Days

Day: 31.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.92 AU - 1.08 AU

Year: 373 Days

Day: 25.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 23.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.16 AU - 1.2 AU

Year: 478 Days

Day: 15.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.98 AU - 4.42 AU

Year: 3209 Days

Day: 42.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,142,557 km

• M1: 765,193 km (0.071 R)

Asteroid Belt

Center: 5.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 8.3

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.41 AU - 8.75 AU

Year: 7780 Days

Day: 10.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,142,557 km

• M1: 103,223 km (0.101 R)
• M2: 662,270 km (0.116 R)
• M3: 1,942,528 km (0.116 R)
• M4: 2,255,637 km (0.075 R)
• M5: 2,771,600 km (0.073 R)
• M6: 3,905,252 km (0.092 R)
• M7: 4,266,382 km (0.11 R)
• M8: 4,799,249 km (0.087 R)
• M9: 5,134,498 km (0.102 R)
• M10: 5,968,506 km (0.025 R)
• M11: 6,761,674 km (0.061 R)
• M12: 8,116,732 km (0.07 R)
• M13: 8,858,288 km (0.047 R)
• M14: 9,971,296 km (0.109 R)
• M15: 10,953,257 km (0.034 R)
• M16: 11,219,541 km (0.089 R)
• M17: 12,812,160 km (0.115 R)
• M18: 13,257,662 km (0.112 R)
• M19: 13,662,474 km (0.116 R)
• M20: 16,613,442 km (0.049 R)
• M21: 18,738,031 km (0.085 R)
• M22: 21,311,713 km (0.109 R)
• M23: 26,267,890 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.3

Radius: 12.3

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.41 AU - 13.23 AU

Year: 13268 Days

Day: 10.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 63.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,142,557 km

• M1: 155,283 km (0.116 R)
• M2: 600,336 km (0.093 R)
• M3: 1,109,567 km (0.116 R)
• M4: 1,676,543 km (0.066 R)
• M5: 3,139,311 km (0.078 R)
• M6: 3,707,933 km (0.11 R)
• M7: 4,703,357 km (0.102 R)
• M8: 5,705,663 km (0.091 R)
• M9: 9,207,899 km (0.102 R)
• M10: 9,664,322 km (0.102 R)
• M11: 10,722,128 km (0.111 R)
• M12: 11,486,424 km (0.112 R)
• M13: 12,069,855 km (0.116 R)
• M14: 13,238,364 km (0.063 R)
• M15: 14,178,288 km (0.077 R)
• M16: 18,032,079 km (0.092 R)
• M17: 21,088,812 km (0.047 R)
• M18: 23,618,063 km (0.106 R)
• M19: 28,688,832 km (0.087 R)
• M20: 32,515,696 km (0.082 R)
• M21: 33,149,542 km (0.083 R)
• M22: 34,115,794 km (0.113 R)
• M23: 34,770,285 km (0.118 R)
• M24: 38,052,462 km (0.097 R)
• M25: 40,190,515 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.7

Radius: 7.8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 16.8 AU - 21.12 AU

Year: 30776 Days

Day: 18.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,142,557 km

• M1: 98,585 km (0.114 R)
• M2: 790,924 km (0.084 R)
• M3: 1,440,029 km (0.09 R)
• M4: 2,244,417 km (0.088 R)
• M5: 3,009,161 km (0.113 R)
• M6: 3,318,978 km (0.085 R)
• M7: 5,482,164 km (0.091 R)
• M8: 7,048,453 km (0.089 R)
• M9: 8,066,766 km (0.113 R)
• M10: 8,666,953 km (0.105 R)
• M11: 9,064,285 km (0.086 R)
• M12: 10,329,135 km (0.078 R)
• M13: 11,368,989 km (0.12 R)
• M14: 13,884,178 km (0.096 R)
• M15: 14,271,338 km (0.098 R)
• M16: 16,061,575 km (0.1 R)
• M17: 19,691,119 km (0.07 R)
• M18: 23,503,770 km (0.091 R)
• M19: 24,165,142 km (0.095 R)
• M20: 26,815,718 km (0.086 R)
• M21: 30,426,262 km (0.11 R)
• M22: 34,067,474 km (0.12 R)
• M23: 35,199,781 km (0.077 R)
• M24: 37,539,192 km (0.104 R)
• M25: 40,136,361 km (0.069 R)
• M26: 47,409,809 km (0.064 R)
• M27: 50,622,423 km (0.103 R)
• M28: 58,075,240 km (0.108 R)
• M29: 60,507,552 km (0.11 R)
• M30: 66,884,011 km (0.099 R)
• M31: 72,528,339 km (0.104 R)
• M32: 73,928,575 km (0.116 R)
• M33: 79,463,846 km (0.079 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 10,843 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit