🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.73 AU - 1.21 AU

Year: 345 Days

Day: 28.4 Hours

Environment

Temp: 84 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 106,076,925 km

• M1: 66,421 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.01 AU - 1.21 AU

Year: 423 Days

Day: 26.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.18 AU - 1.9 AU

Year: 691 Days

Day: 14.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.52 AU - 3.26 AU

Year: 1777 Days

Day: 45.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.38 AU - 3.74 AU

Year: 1936 Days

Day: 26.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.97 AU - 3.65 AU

Year: 2178 Days

Day: 21.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,076,925 km

• M1: 52,210 km (0.111 R)

Asteroid Belt

Center: 6.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.3

Radius: 10

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.26 AU - 9.52 AU

Year: 10406 Days

Day: 12.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 106,076,925 km

• M1: 125,513 km (0.106 R)
• M2: 491,878 km (0.052 R)
• M3: 933,341 km (0.102 R)
• M4: 1,582,895 km (0.083 R)
• M5: 2,806,456 km (0.053 R)
• M6: 3,272,902 km (0.05 R)
• M7: 4,156,726 km (0.108 R)
• M8: 4,792,368 km (0.045 R)
• M9: 5,834,018 km (0.03 R)
• M10: 6,912,469 km (0.102 R)
• M11: 11,387,988 km (0.083 R)
• M12: 13,396,340 km (0.05 R)
• M13: 14,484,215 km (0.088 R)
• M14: 18,583,646 km (0.063 R)
• M15: 20,301,927 km (0.111 R)
• M16: 22,994,090 km (0.098 R)
• M17: 31,090,776 km (0.088 R)
• M18: 34,652,552 km (0.072 R)
• M19: 35,076,213 km (0.08 R)
• M20: 35,934,007 km (0.05 R)
• M21: 36,367,990 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.2

Radius: 12.3

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.83 AU - 10.87 AU

Year: 12925 Days

Day: 14.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 106,076,925 km

• M1: 156,779 km (0.038 R)
• M2: 558,150 km (0.09 R)
• M3: 1,500,616 km (0.07 R)
• M4: 1,889,720 km (0.108 R)
• M5: 2,613,475 km (0.076 R)
• M6: 3,007,815 km (0.058 R)
• M7: 3,612,789 km (0.113 R)
• M8: 4,791,021 km (0.108 R)
• M9: 5,289,781 km (0.09 R)
• M10: 5,927,068 km (0.037 R)
• M11: 6,355,516 km (0.069 R)
• M12: 8,501,797 km (0.116 R)
• M13: 9,235,275 km (0.099 R)
• M14: 10,261,666 km (0.111 R)
• M15: 12,252,963 km (0.079 R)
• M16: 24,325,063 km (0.115 R)
• M17: 28,733,263 km (0.116 R)
• M18: 33,759,901 km (0.103 R)
• M19: 42,682,965 km (0.091 R)
• M20: 43,881,543 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563

Radius: 14.1

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.4 AU - 13.8 AU

Year: 14288 Days

Day: 6.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 106,076,925 km

• M1: 179,817 km (0.112 R)
• M2: 724,054 km (0.075 R)
• M3: 1,633,160 km (0.102 R)
• M4: 2,802,567 km (0.109 R)
• M5: 3,340,670 km (0.113 R)
• M6: 4,031,962 km (0.1 R)
• M7: 5,280,954 km (0.09 R)
• M8: 7,230,663 km (0.079 R)
• M9: 7,886,351 km (0.036 R)
• M10: 9,216,276 km (0.107 R)
• M11: 9,674,195 km (0.063 R)
• M12: 10,254,635 km (0.076 R)
• M13: 10,914,062 km (0.057 R)
• M14: 11,485,227 km (0.059 R)
• M15: 12,812,160 km (0.079 R)
• M16: 13,971,992 km (0.06 R)
• M17: 15,060,616 km (0.092 R)
• M18: 16,874,041 km (0.097 R)
• M19: 18,267,097 km (0.098 R)
• M20: 20,757,303 km (0.087 R)
• M21: 21,369,457 km (0.106 R)
• M22: 33,951,237 km (0.068 R)
• M23: 34,679,330 km (0.119 R)
• M24: 40,205,625 km (0.094 R)
• M25: 41,985,540 km (0.099 R)
• M26: 43,674,650 km (0.068 R)
• M27: 50,413,286 km (0.082 R)
• M28: 51,839,552 km (0.059 R)
• M29: 54,111,345 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.3

Radius: 5.8

Gravity: 21.41 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 15.86 AU - 23.94 AU

Year: 32105 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 106,076,925 km

• M1: 72,405 km (0.066 R)
• M2: 344,673 km (0.074 R)
• M3: 1,328,579 km (0.113 R)
• M4: 2,112,621 km (0.118 R)
• M5: 2,300,815 km (0.063 R)
• M6: 2,551,990 km (0.118 R)
• M7: 3,448,979 km (0.093 R)
• M8: 7,218,845 km (0.036 R)
• M9: 8,267,227 km (0.114 R)
• M10: 8,918,576 km (0.05 R)
• M11: 9,539,856 km (0.091 R)
• M12: 10,457,639 km (0.086 R)
• M13: 11,218,943 km (0.098 R)
• M14: 12,391,341 km (0.054 R)
• M15: 12,851,355 km (0.047 R)
• M16: 13,085,625 km (0.112 R)
• M17: 13,805,490 km (0.053 R)
• M18: 15,063,458 km (0.05 R)
• M19: 16,671,486 km (0.078 R)
• M20: 18,292,229 km (0.118 R)
• M21: 19,703,536 km (0.11 R)
• M22: 24,609,598 km (0.057 R)
• M23: 26,958,733 km (0.05 R)
• M24: 27,214,396 km (0.086 R)
• M25: 27,860,659 km (0.093 R)
• M26: 28,782,481 km (0.042 R)
• M27: 32,528,860 km (0.111 R)
• M28: 34,744,405 km (0.106 R)
• M29: 35,966,320 km (0.118 R)
• M30: 39,803,356 km (0.066 R)
• M31: 41,649,693 km (0.063 R)
• M32: 44,614,274 km (0.116 R)
• M33: 47,716,485 km (0.045 R)
• M34: 52,734,596 km (0.028 R)
• M35: 55,991,192 km (0.109 R)
• M36: 56,616,361 km (0.096 R)
• M37: 58,306,219 km (0.101 R)
• M38: 76,323,786 km (0.106 R)
• M39: 78,905,546 km (0.031 R)
• M40: 84,242,301 km (0.049 R)
• M41: 84,515,317 km (0.094 R)
• M42: 99,233,354 km (0.094 R)
• M43: 101,996,277 km (0.111 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 19,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit