🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.62 AU - 0.82 AU

Year: 225 Days

Day: 35.3 Hours

Environment

Temp: 112 °C

Axial Tilt: 46.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,397,815 km

• M1: 108,010 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.75 AU - 1.17 AU

Year: 347 Days

Day: 15.7 Hours

Environment

Temp: 35 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,397,815 km

• M1: 38,746 km (0.049 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.09 AU - 2.73 AU

Year: 1380 Days

Day: 46.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,397,815 km

• M1: 180,265 km (0.085 R)

Asteroid Belt

Center: 3.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.5

Radius: 14.2

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.54 AU - 6.34 AU

Year: 4681 Days

Day: 14.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,397,815 km

• M1: 177,273 km (0.089 R)
• M2: 755,619 km (0.045 R)
• M3: 1,483,562 km (0.046 R)
• M4: 2,534,786 km (0.061 R)
• M5: 4,324,725 km (0.109 R)
• M6: 5,105,476 km (0.109 R)
• M7: 5,706,560 km (0.098 R)
• M8: 7,330,296 km (0.097 R)
• M9: 7,873,037 km (0.064 R)
• M10: 9,965,462 km (0.11 R)
• M11: 11,424,789 km (0.102 R)
• M12: 12,205,840 km (0.054 R)
• M13: 15,750,711 km (0.081 R)
• M14: 16,595,640 km (0.076 R)
• M15: 20,634,184 km (0.1 R)
• M16: 24,241,138 km (0.09 R)
• M17: 26,952,151 km (0.104 R)
• M18: 28,248,865 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 10.9

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.88 AU - 8.08 AU

Year: 8317 Days

Day: 13.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,397,815 km

• M1: 135,685 km (0.094 R)
• M2: 511,475 km (0.115 R)
• M3: 902,374 km (0.089 R)
• M4: 1,689,110 km (0.083 R)
• M5: 2,137,305 km (0.077 R)
• M6: 2,491,852 km (0.092 R)
• M7: 2,865,398 km (0.027 R)
• M8: 3,751,466 km (0.103 R)
• M9: 4,191,134 km (0.104 R)
• M10: 5,081,989 km (0.115 R)
• M11: 7,005,219 km (0.117 R)
• M12: 7,553,496 km (0.082 R)
• M13: 8,914,687 km (0.108 R)
• M14: 10,432,806 km (0.098 R)
• M15: 11,148,632 km (0.112 R)
• M16: 12,507,878 km (0.089 R)
• M17: 13,023,392 km (0.106 R)
• M18: 13,612,658 km (0.118 R)
• M19: 15,422,643 km (0.05 R)
• M20: 17,671,398 km (0.071 R)
• M21: 18,175,094 km (0.109 R)
• M22: 18,762,565 km (0.091 R)
• M23: 19,514,593 km (0.088 R)
• M24: 22,809,487 km (0.107 R)
• M25: 24,543,924 km (0.116 R)
• M26: 29,765,040 km (0.102 R)
• M27: 33,338,035 km (0.039 R)
• M28: 36,719,695 km (0.098 R)
• M29: 41,449,082 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.9

Radius: 13.1

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.12 AU - 9.9 AU

Year: 8364 Days

Day: 11 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,397,815 km

• M1: 183,407 km (0.105 R)
• M2: 1,136,495 km (0.103 R)
• M3: 1,612,366 km (0.081 R)
• M4: 2,102,149 km (0.116 R)
• M5: 3,114,478 km (0.101 R)
• M6: 3,656,322 km (0.108 R)
• M7: 5,471,093 km (0.045 R)
• M8: 10,427,869 km (0.086 R)
• M9: 11,703,041 km (0.118 R)
• M10: 12,493,367 km (0.105 R)
• M11: 15,014,091 km (0.115 R)
• M12: 17,132,696 km (0.067 R)
• M13: 19,443,684 km (0.064 R)
• M14: 23,421,491 km (0.1 R)
• M15: 27,223,821 km (0.086 R)
• M16: 28,510,661 km (0.116 R)
• M17: 30,254,075 km (0.116 R)
• M18: 36,976,854 km (0.083 R)
• M19: 38,308,724 km (0.115 R)
• M20: 40,302,863 km (0.089 R)
• M21: 43,556,018 km (0.109 R)
• M22: 46,839,991 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.1

Radius: 3.5

Gravity: 16.5 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 15.5 AU - 16.96 AU

Year: 24124 Days

Day: 18.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,397,815 km

• M1: 43,533 km (0.111 R)
• M2: 237,113 km (0.062 R)
• M3: 559,646 km (0.038 R)
• M4: 1,399,338 km (0.1 R)
• M5: 1,546,094 km (0.103 R)
• M6: 2,697,250 km (0.026 R)
• M7: 4,054,551 km (0.11 R)
• M8: 4,415,381 km (0.063 R)
• M9: 6,190,360 km (0.117 R)
• M10: 6,586,794 km (0.118 R)
• M11: 7,386,245 km (0.107 R)
• M12: 8,533,960 km (0.119 R)
• M13: 10,008,397 km (0.082 R)
• M14: 11,584,859 km (0.046 R)
• M15: 12,124,907 km (0.118 R)
• M16: 15,649,433 km (0.112 R)
• M17: 19,970,119 km (0.101 R)
• M18: 23,379,155 km (0.109 R)
• M19: 25,220,705 km (0.034 R)
• M20: 44,269,151 km (0.079 R)
• M21: 56,541,862 km (0.046 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 12,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit