🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.65 AU - 0.77 AU

Year: 210 Days

Day: 16.1 Hours

Environment

Temp: 220 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.92 AU - 1.26 AU

Year: 400 Days

Day: 19 Hours

Environment

Temp: 40 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.57 AU - 1.99 AU

Year: 835 Days

Day: 33.9 Hours

Environment

Temp: -42 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.81 AU - 1.97 AU

Year: 913 Days

Day: 20.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.67 AU - 2.87 AU

Year: 1620 Days

Day: 41.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.8

Radius: 9.6

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.05 AU - 6.45 AU

Year: 4846 Days

Day: 6.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,275,810 km

• M1: 119,379 km (0.104 R)
• M2: 561,441 km (0.104 R)
• M3: 934,538 km (0.119 R)
• M4: 2,166,177 km (0.057 R)
• M5: 2,773,545 km (0.059 R)
• M6: 3,080,220 km (0.107 R)
• M7: 3,531,557 km (0.072 R)
• M8: 4,397,579 km (0.068 R)
• M9: 6,831,985 km (0.083 R)
• M10: 7,601,965 km (0.115 R)
• M11: 8,578,391 km (0.097 R)
• M12: 9,077,300 km (0.116 R)
• M13: 9,965,761 km (0.111 R)
• M14: 10,691,161 km (0.108 R)
• M15: 11,405,641 km (0.102 R)
• M16: 14,106,032 km (0.052 R)
• M17: 14,424,227 km (0.04 R)
• M18: 15,463,932 km (0.099 R)
• M19: 15,859,319 km (0.088 R)
• M20: 16,611,497 km (0.117 R)
• M21: 17,691,893 km (0.098 R)
• M22: 19,075,224 km (0.07 R)
• M23: 20,058,980 km (0.068 R)
• M24: 24,792,107 km (0.102 R)
• M25: 25,100,877 km (0.071 R)
• M26: 25,883,872 km (0.072 R)
• M27: 26,201,618 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.3

Radius: 10.7

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.56 AU - 10.28 AU

Year: 9363 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,275,810 km

• M1: 133,292 km (0.113 R)
• M2: 492,626 km (0.087 R)
• M3: 1,085,931 km (0.054 R)
• M4: 1,473,389 km (0.112 R)
• M5: 1,859,053 km (0.071 R)
• M6: 2,330,585 km (0.103 R)
• M7: 2,880,806 km (0.072 R)
• M8: 3,279,185 km (0.093 R)
• M9: 3,614,285 km (0.106 R)
• M10: 4,133,090 km (0.114 R)
• M11: 6,205,768 km (0.099 R)
• M12: 6,797,877 km (0.116 R)
• M13: 10,855,569 km (0.064 R)
• M14: 11,993,860 km (0.101 R)
• M15: 12,333,297 km (0.096 R)
• M16: 13,511,231 km (0.06 R)
• M17: 14,379,347 km (0.083 R)
• M18: 15,022,020 km (0.055 R)
• M19: 15,549,801 km (0.095 R)
• M20: 17,350,959 km (0.085 R)
• M21: 20,068,854 km (0.108 R)
• M22: 20,628,499 km (0.077 R)
• M23: 21,946,905 km (0.043 R)
• M24: 22,798,865 km (0.053 R)
• M25: 23,761,378 km (0.102 R)
• M26: 27,393,016 km (0.116 R)
• M27: 28,081,764 km (0.116 R)
• M28: 30,113,752 km (0.051 R)
• M29: 32,241,782 km (0.099 R)
• M30: 36,203,881 km (0.097 R)
• M31: 36,676,461 km (0.116 R)
• M32: 39,101,143 km (0.109 R)
• M33: 40,352,679 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.7

Radius: 5.6

Gravity: 27.03 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 11.95 AU - 15.05 AU

Year: 17433 Days

Day: 20.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,275,810 km

• M1: 69,713 km (0.076 R)
• M2: 252,820 km (0.089 R)
• M3: 572,361 km (0.074 R)
• M4: 987,645 km (0.039 R)
• M5: 1,519,316 km (0.079 R)
• M6: 2,996,745 km (0.075 R)
• M7: 4,028,371 km (0.096 R)
• M8: 4,907,708 km (0.099 R)
• M9: 8,513,316 km (0.1 R)
• M10: 9,603,884 km (0.117 R)
• M11: 10,907,779 km (0.117 R)
• M12: 13,789,034 km (0.104 R)
• M13: 14,450,406 km (0.064 R)
• M14: 15,209,765 km (0.039 R)
• M15: 16,317,089 km (0.091 R)
• M16: 16,725,341 km (0.1 R)
• M17: 16,973,524 km (0.034 R)
• M18: 18,514,532 km (0.074 R)
• M19: 19,409,725 km (0.088 R)
• M20: 20,146,495 km (0.042 R)
• M21: 20,997,408 km (0.116 R)
• M22: 22,568,784 km (0.07 R)
• M23: 23,797,580 km (0.069 R)
• M24: 24,006,569 km (0.088 R)
• M25: 24,534,649 km (0.071 R)
• M26: 26,276,268 km (0.084 R)
• M27: 31,487,809 km (0.064 R)
• M28: 35,683,431 km (0.114 R)
• M29: 38,199,667 km (0.08 R)
• M30: 48,772,795 km (0.088 R)
• M31: 49,279,483 km (0.094 R)
• M32: 53,639,663 km (0.105 R)
• M33: 59,011,274 km (0.075 R)
• M34: 74,542,375 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.6

Radius: 5.4

Gravity: 17.37 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 13.05 AU - 21.47 AU

Year: 25202 Days

Day: 18.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,275,810 km

• M1: 67,169 km (0.08 R)
• M2: 268,977 km (0.086 R)
• M3: 591,660 km (0.032 R)
• M4: 778,657 km (0.06 R)
• M5: 1,753,437 km (0.071 R)
• M6: 2,147,328 km (0.059 R)
• M7: 2,574,131 km (0.072 R)
• M8: 5,200,471 km (0.1 R)
• M9: 8,288,769 km (0.097 R)
• M10: 9,388,613 km (0.064 R)
• M11: 11,345,203 km (0.095 R)
• M12: 13,266,788 km (0.083 R)
• M13: 14,380,694 km (0.035 R)
• M14: 16,792,959 km (0.044 R)
• M15: 18,094,461 km (0.072 R)
• M16: 18,362,690 km (0.114 R)
• M17: 19,461,935 km (0.05 R)
• M18: 20,314,643 km (0.116 R)
• M19: 21,790,875 km (0.056 R)
• M20: 22,196,285 km (0.113 R)
• M21: 22,813,825 km (0.103 R)
• M22: 23,654,864 km (0.117 R)
• M23: 26,761,563 km (0.043 R)
• M24: 31,915,210 km (0.054 R)
• M25: 34,861,540 km (0.06 R)
• M26: 35,695,398 km (0.053 R)
• M27: 36,400,453 km (0.085 R)
• M28: 37,692,829 km (0.112 R)
• M29: 40,980,242 km (0.087 R)
• M30: 43,168,710 km (0.1 R)
• M31: 54,727,090 km (0.103 R)
• M32: 55,288,082 km (0.106 R)
• M33: 60,310,980 km (0.115 R)
• M34: 60,909,521 km (0.103 R)
• M35: 62,321,276 km (0.085 R)
• M36: 66,051,349 km (0.075 R)
• M37: 68,186,560 km (0.061 R)
• M38: 73,725,122 km (0.085 R)
• M39: 74,180,797 km (0.042 R)
• M40: 77,422,882 km (0.089 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 10,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit