🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.71 AU - 0.83 AU

Year: 244 Days

Day: 39.8 Hours

Environment

Temp: 117 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,621,757 km

• M1: 54,154 km (0.077 R)
• M2: 416,181 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.88 AU - 0.98 AU

Year: 324 Days

Day: 27.1 Hours

Environment

Temp: 110 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.11 AU - 2.39 AU

Year: 1221 Days

Day: 21.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,621,757 km

• M1: 112,198 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.38 AU - 3.1 AU

Year: 1640 Days

Day: 28.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,621,757 km

• M1: 1,846,038 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.25 AU - 5.39 AU

Year: 3247 Days

Day: 42.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.2

Radius: 12.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.67 AU - 5.99 AU

Year: 4450 Days

Day: 13.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 90,621,757 km

• M1: 155,432 km (0.117 R)
• M2: 893,249 km (0.102 R)
• M3: 1,415,645 km (0.101 R)
• M4: 1,921,734 km (0.042 R)
• M5: 3,625,804 km (0.091 R)
• M6: 4,961,114 km (0.057 R)
• M7: 6,416,701 km (0.06 R)
• M8: 7,014,046 km (0.063 R)
• M9: 7,613,933 km (0.12 R)
• M10: 8,615,192 km (0.073 R)
• M11: 9,621,537 km (0.106 R)
• M12: 11,455,906 km (0.075 R)
• M13: 18,975,443 km (0.113 R)
• M14: 21,493,474 km (0.112 R)
• M15: 24,226,627 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.8

Radius: 13.8

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.26 AU - 8.75 AU

Year: 7428 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,621,757 km

• M1: 171,589 km (0.11 R)
• M2: 720,314 km (0.111 R)
• M3: 1,825,094 km (0.071 R)
• M4: 2,340,608 km (0.104 R)
• M5: 2,851,036 km (0.102 R)
• M6: 3,366,850 km (0.09 R)
• M7: 4,760,803 km (0.102 R)
• M8: 5,302,646 km (0.105 R)
• M9: 6,297,472 km (0.105 R)
• M10: 7,141,653 km (0.03 R)
• M11: 15,304,311 km (0.116 R)
• M12: 15,758,191 km (0.047 R)
• M13: 17,105,021 km (0.1 R)
• M14: 17,949,201 km (0.11 R)
• M15: 18,600,550 km (0.12 R)
• M16: 21,044,531 km (0.043 R)
• M17: 24,216,305 km (0.032 R)
• M18: 26,376,498 km (0.068 R)
• M19: 27,218,734 km (0.117 R)
• M20: 27,694,306 km (0.1 R)
• M21: 28,175,413 km (0.073 R)
• M22: 34,393,298 km (0.051 R)
• M23: 36,769,511 km (0.088 R)
• M24: 40,351,183 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.1

Radius: 3.6

Gravity: 41.83 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.47 AU - 18.91 AU

Year: 29222 Days

Day: 20.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,621,757 km

• M1: 45,328 km (0.093 R)
• M2: 309,668 km (0.066 R)
• M3: 513,719 km (0.102 R)
• M4: 685,906 km (0.076 R)
• M5: 1,146,817 km (0.104 R)
• M6: 1,409,661 km (0.044 R)
• M7: 1,847,534 km (0.111 R)
• M8: 2,902,947 km (0.066 R)
• M9: 3,636,275 km (0.113 R)
• M10: 4,028,970 km (0.113 R)
• M11: 4,669,997 km (0.085 R)
• M12: 5,712,245 km (0.084 R)
• M13: 6,287,449 km (0.094 R)
• M14: 6,471,903 km (0.093 R)
• M15: 6,612,675 km (0.118 R)
• M16: 7,760,539 km (0.041 R)
• M17: 9,210,741 km (0.113 R)
• M18: 9,508,889 km (0.09 R)
• M19: 9,752,136 km (0.044 R)
• M20: 11,097,320 km (0.102 R)
• M21: 16,036,892 km (0.079 R)
• M22: 21,841,439 km (0.103 R)
• M23: 23,127,382 km (0.091 R)
• M24: 23,567,050 km (0.112 R)
• M25: 26,085,231 km (0.104 R)
• M26: 28,399,660 km (0.109 R)
• M27: 30,583,190 km (0.068 R)
• M28: 33,571,557 km (0.107 R)
• M29: 37,952,082 km (0.084 R)
• M30: 57,255,743 km (0.032 R)
• M31: 59,075,152 km (0.046 R)
• M32: 63,898,786 km (0.095 R)
• M33: 65,417,354 km (0.054 R)
• M34: 67,628,111 km (0.071 R)
• M35: 67,851,909 km (0.086 R)
• M36: 68,076,157 km (0.097 R)
• M37: 83,224,287 km (0.103 R)
• M38: 86,080,410 km (0.079 R)
• M39: 87,665,549 km (0.061 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 17,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit