🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.45 AU - 0.67 AU

Year: 150 Days

Day: 12.3 Hours

Environment

Temp: 244 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.95 AU - 1.51 AU

Year: 489 Days

Day: 39.1 Hours

Environment

Temp: 12 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.14 AU - 1.76 AU

Year: 625 Days

Day: 17 Hours

Environment

Temp: -19 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,261,799 km

• M1: 862,133 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.19 AU - 3.07 AU

Year: 1528 Days

Day: 44.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,261,799 km

• M1: 308,920 km (0.059 R)
• M2: 355,445 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.18 AU - 3.76 AU

Year: 2315 Days

Day: 29.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.63 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.6

Radius: 13.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.03 AU - 8.53 AU

Year: 7772 Days

Day: 14 Hours

Environment

Temp: -170 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,261,799 km

• M1: 170,392 km (0.102 R)
• M2: 627,713 km (0.114 R)
• M3: 1,156,392 km (0.039 R)
• M4: 1,655,151 km (0.12 R)
• M5: 2,154,359 km (0.113 R)
• M6: 2,985,226 km (0.039 R)
• M7: 3,712,720 km (0.082 R)
• M8: 4,717,120 km (0.083 R)
• M9: 5,313,118 km (0.084 R)
• M10: 5,769,242 km (0.072 R)
• M11: 6,726,219 km (0.094 R)
• M12: 7,902,208 km (0.093 R)
• M13: 8,662,913 km (0.117 R)
• M14: 9,515,771 km (0.05 R)
• M15: 12,465,991 km (0.086 R)
• M16: 12,893,541 km (0.093 R)
• M17: 13,441,967 km (0.109 R)
• M18: 22,689,659 km (0.048 R)
• M19: 23,733,852 km (0.064 R)
• M20: 25,147,252 km (0.096 R)
• M21: 27,237,284 km (0.109 R)
• M22: 28,693,620 km (0.074 R)
• M23: 30,586,033 km (0.111 R)
• M24: 32,560,575 km (0.076 R)
• M25: 35,572,578 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.9

Radius: 7.2

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.76 AU - 19.54 AU

Year: 23245 Days

Day: 16.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,261,799 km

• M1: 89,609 km (0.105 R)
• M2: 321,935 km (0.06 R)
• M3: 572,661 km (0.065 R)
• M4: 863,629 km (0.096 R)
• M5: 1,293,274 km (0.086 R)
• M6: 1,653,804 km (0.12 R)
• M7: 4,014,758 km (0.115 R)
• M8: 4,717,270 km (0.104 R)
• M9: 7,970,425 km (0.079 R)
• M10: 9,340,293 km (0.116 R)
• M11: 10,919,747 km (0.118 R)
• M12: 11,219,541 km (0.05 R)
• M13: 14,311,430 km (0.087 R)
• M14: 15,257,636 km (0.099 R)
• M15: 16,557,044 km (0.093 R)
• M16: 17,681,272 km (0.103 R)
• M17: 24,685,444 km (0.098 R)
• M18: 29,714,625 km (0.117 R)
• M19: 29,947,699 km (0.092 R)
• M20: 32,099,514 km (0.109 R)
• M21: 33,589,958 km (0.092 R)
• M22: 34,609,019 km (0.078 R)
• M23: 38,891,407 km (0.113 R)
• M24: 40,584,257 km (0.088 R)
• M25: 43,214,935 km (0.089 R)
• M26: 45,801,782 km (0.112 R)
• M27: 47,212,190 km (0.081 R)
• M28: 52,122,741 km (0.107 R)
• M29: 52,461,729 km (0.053 R)
• M30: 53,315,634 km (0.039 R)
• M31: 57,543,719 km (0.087 R)
• M32: 59,924,569 km (0.064 R)
• M33: 62,179,906 km (0.088 R)
• M34: 65,470,910 km (0.043 R)
• M35: 65,865,549 km (0.097 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 13,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit