🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.65 AU - 0.89 AU

Year: 249 Days

Day: 34.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.9 AU - 1.42 AU

Year: 461 Days

Day: 32.5 Hours

Environment

Temp: -7 °C

Axial Tilt: 116.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.8

Radius: 11.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.59 AU - 9.73 AU

Year: 11078 Days

Day: 11.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,476,136 km

• M1: 145,409 km (0.107 R)
• M2: 531,820 km (0.098 R)
• M3: 917,035 km (0.11 R)
• M4: 1,332,319 km (0.093 R)
• M5: 2,103,795 km (0.085 R)
• M6: 3,198,253 km (0.1 R)
• M7: 4,099,281 km (0.094 R)
• M8: 6,217,138 km (0.095 R)
• M9: 7,410,630 km (0.08 R)
• M10: 8,040,287 km (0.104 R)
• M11: 9,503,055 km (0.113 R)
• M12: 10,400,194 km (0.105 R)
• M13: 10,922,440 km (0.038 R)
• M14: 11,298,379 km (0.085 R)
• M15: 11,738,646 km (0.108 R)
• M16: 14,240,969 km (0.09 R)
• M17: 15,148,729 km (0.056 R)
• M18: 19,796,585 km (0.118 R)
• M19: 22,356,803 km (0.095 R)
• M20: 24,852,395 km (0.104 R)
• M21: 31,784,760 km (0.103 R)
• M22: 34,012,123 km (0.11 R)
• M23: 40,671,173 km (0.087 R)
• M24: 41,576,539 km (0.088 R)
• M25: 41,968,635 km (0.072 R)
• M26: 43,427,514 km (0.09 R)
• M27: 43,831,129 km (0.077 R)
• M28: 44,919,902 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.4

Radius: 12.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.99 AU - 10.29 AU

Year: 11913 Days

Day: 9.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,476,136 km

• M1: 155,881 km (0.108 R)
• M2: 995,574 km (0.077 R)
• M3: 1,413,251 km (0.086 R)
• M4: 1,966,614 km (0.082 R)
• M5: 3,822,375 km (0.073 R)
• M6: 7,440,998 km (0.072 R)
• M7: 8,480,254 km (0.094 R)
• M8: 9,912,804 km (0.033 R)
• M9: 11,668,335 km (0.079 R)
• M10: 12,297,244 km (0.053 R)
• M11: 13,685,363 km (0.048 R)
• M12: 16,274,004 km (0.048 R)
• M13: 18,171,354 km (0.099 R)
• M14: 18,706,466 km (0.091 R)
• M15: 21,626,317 km (0.107 R)
• M16: 23,373,321 km (0.076 R)
• M17: 24,373,532 km (0.097 R)
• M18: 31,308,740 km (0.12 R)
• M19: 39,967,016 km (0.032 R)
• M20: 41,265,077 km (0.088 R)
• M21: 44,633,123 km (0.043 R)
• M22: 46,171,588 km (0.071 R)
• M23: 46,882,327 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.3

Radius: 11.5

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.03 AU - 14.25 AU

Year: 15606 Days

Day: 8.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 88,476,136 km

• M1: 155,133 km (0.067 R)
• M2: 653,593 km (0.082 R)
• M3: 1,173,595 km (0.051 R)
• M4: 2,534,637 km (0.046 R)
• M5: 4,131,744 km (0.062 R)
• M6: 4,651,297 km (0.105 R)
• M7: 7,145,393 km (0.104 R)
• M8: 7,676,615 km (0.085 R)
• M9: 9,471,640 km (0.063 R)
• M10: 15,562,367 km (0.12 R)
• M11: 25,855,598 km (0.107 R)
• M12: 26,435,589 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954

Radius: 7.9

Gravity: 15.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.26 AU - 15.82 AU

Year: 20456 Days

Day: 18.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,476,136 km

• M1: 98,286 km (0.104 R)
• M2: 360,980 km (0.115 R)
• M3: 617,690 km (0.051 R)
• M4: 1,245,253 km (0.069 R)
• M5: 2,765,765 km (0.118 R)
• M6: 3,337,528 km (0.1 R)
• M7: 3,667,093 km (0.079 R)
• M8: 6,481,627 km (0.055 R)
• M9: 9,216,126 km (0.114 R)
• M10: 14,355,112 km (0.076 R)
• M11: 16,822,281 km (0.093 R)
• M12: 27,309,540 km (0.051 R)
• M13: 29,272,863 km (0.118 R)
• M14: 29,651,196 km (0.098 R)
• M15: 29,905,213 km (0.093 R)
• M16: 30,935,942 km (0.088 R)
• M17: 36,301,868 km (0.097 R)
• M18: 44,047,148 km (0.102 R)
• M19: 45,380,514 km (0.119 R)
• M20: 47,604,286 km (0.073 R)
• M21: 56,250,146 km (0.041 R)
• M22: 59,416,534 km (0.108 R)
• M23: 66,102,213 km (0.103 R)
• M24: 68,069,126 km (0.105 R)
• M25: 84,207,145 km (0.107 R)
• M26: 84,716,975 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.1

Radius: 3.9

Gravity: 56.75 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 15.34 AU - 15.5 AU

Year: 22341 Days

Day: 22.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 88,476,136 km

• M1: 48,919 km (0.112 R)
• M2: 186,549 km (0.091 R)
• M3: 318,045 km (0.101 R)
• M4: 664,663 km (0.103 R)
• M5: 788,231 km (0.052 R)
• M6: 1,620,743 km (0.104 R)
• M7: 1,887,476 km (0.085 R)
• M8: 2,557,376 km (0.109 R)
• M9: 3,839,878 km (0.11 R)
• M10: 4,348,511 km (0.05 R)
• M11: 4,824,531 km (0.091 R)
• M12: 5,293,969 km (0.096 R)
• M13: 5,457,031 km (0.115 R)
• M14: 5,966,412 km (0.103 R)
• M15: 6,232,696 km (0.072 R)
• M16: 7,478,846 km (0.066 R)
• M17: 8,214,419 km (0.042 R)
• M18: 10,838,815 km (0.095 R)
• M19: 10,969,862 km (0.093 R)
• M20: 11,847,703 km (0.105 R)
• M21: 15,165,484 km (0.096 R)
• M22: 16,859,381 km (0.071 R)
• M23: 26,288,535 km (0.117 R)
• M24: 44,816,081 km (0.099 R)
• M25: 48,448,766 km (0.05 R)
• M26: 48,804,660 km (0.097 R)
• M27: 58,479,453 km (0.108 R)
• M28: 62,808,516 km (0.06 R)
• M29: 71,175,825 km (0.09 R)
• M30: 72,097,647 km (0.077 R)
• M31: 73,027,248 km (0.065 R)
• M32: 73,495,040 km (0.035 R)
• M33: 74,436,759 km (0.106 R)
• M34: 77,309,786 km (0.046 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 19,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit