🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.68 AU - 0.78 AU

Year: 231 Days

Day: 23.8 Hours

Environment

Temp: 101 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,876,365 km

• M1: 85,271 km (0.094 R)
• M2: 215,421 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.77 AU - 1.05 AU

Year: 322 Days

Day: 45.5 Hours

Environment

Temp: 48 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.97 AU - 1.55 AU

Year: 525 Days

Day: 46.3 Hours

Environment

Temp: -14 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 55,876,365 km

• M1: 343,028 km (0.104 R)
• M2: 892,351 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.36 AU - 1.44 AU

Year: 614 Days

Day: 19.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,876,365 km

• M1: 95,892 km (0.091 R)
• M2: 1,155,943 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.45 AU - 1.65 AU

Year: 716 Days

Day: 39.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.5

Radius: 13.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.82 AU - 10.64 AU

Year: 11256 Days

Day: 13.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 55,876,365 km

• M1: 190,139 km (0.09 R)
• M2: 364,720 km (0.095 R)
• M3: 474,375 km (0.116 R)
• M4: 632,799 km (0.064 R)
• M5: 737,966 km (0.11 R)
• M6: 850,015 km (0.075 R)
• M7: 1,030,430 km (0.117 R)
• M8: 1,202,019 km (0.077 R)
• M9: 1,360,593 km (0.1 R)
• M10: 1,801,458 km (0.086 R)
• M11: 1,905,578 km (0.06 R)
• M12: 2,314,578 km (0.11 R)
• M13: 2,632,324 km (0.102 R)
• M14: 2,872,279 km (0.078 R)
• M15: 3,057,182 km (0.119 R)
• M16: 3,471,568 km (0.104 R)
• M17: 3,836,288 km (0.101 R)
• M18: 4,567,073 km (0.082 R)
• M19: 5,997,229 km (0.098 R)
• M20: 6,274,883 km (0.113 R)
• M21: 7,428,133 km (0.111 R)
• M22: 7,726,580 km (0.116 R)
• M23: 8,423,856 km (0.117 R)
• M24: 9,005,343 km (0.082 R)
• M25: 9,095,850 km (0.079 R)
• M26: 9,785,197 km (0.111 R)
• M27: 10,348,881 km (0.047 R)
• M28: 10,491,448 km (0.108 R)
• M29: 11,165,536 km (0.11 R)
• M30: 11,953,019 km (0.12 R)
• M31: 12,303,228 km (0.1 R)
• M32: 12,707,741 km (0.095 R)
• M33: 13,116,442 km (0.105 R)
• M34: 13,219,365 km (0.087 R)
• M35: 13,374,199 km (0.093 R)
• M36: 14,315,918 km (0.096 R)
• M37: 15,495,796 km (0.089 R)
• M38: 15,877,720 km (0.102 R)
• M39: 16,152,531 km (0.093 R)
• M40: 16,428,838 km (0.062 R)
• M41: 19,160,645 km (0.061 R)
• M42: 19,394,616 km (0.105 R)
• M43: 19,511,901 km (0.104 R)
• M44: 19,983,732 km (0.083 R)
• M45: 20,698,361 km (0.075 R)
• M46: 21,058,892 km (0.049 R)
• M47: 21,360,930 km (0.12 R)
• M48: 24,585,812 km (0.094 R)
• M49: 24,840,128 km (0.034 R)
• M50: 24,967,735 km (0.104 R)
• M51: 25,544,136 km (0.071 R)
• M52: 25,672,790 km (0.106 R)
• M53: 26,514,577 km (0.119 R)
• M54: 27,037,122 km (0.074 R)
• M55: 27,695,054 km (0.1 R)
• M56: 27,959,692 km (0.071 R)
• M57: 28,491,513 km (0.075 R)
• M58: 28,691,824 km (0.044 R)
• M59: 29,161,113 km (0.096 R)
• M60: 31,683,034 km (0.081 R)
• M61: 31,821,412 km (0.078 R)
• M62: 32,795,294 km (0.081 R)
• M63: 33,215,664 km (0.069 R)
• M64: 33,567,219 km (0.1 R)
• M65: 34,132,549 km (0.11 R)
• M66: 34,914,946 km (0.115 R)
• M67: 38,323,833 km (0.058 R)
• M68: 39,359,649 km (0.113 R)
• M69: 40,855,328 km (0.117 R)
• M70: 41,005,824 km (0.049 R)
• M71: 41,761,592 km (0.111 R)
• M72: 41,913,284 km (0.075 R)
• M73: 43,824,995 km (0.067 R)
• M74: 43,979,231 km (0.109 R)
• M75: 44,210,808 km (0.093 R)
• M76: 45,921,460 km (0.083 R)
• M77: 46,391,796 km (0.115 R)
• M78: 47,416,242 km (0.092 R)
• M79: 49,086,951 km (0.076 R)
• M80: 50,776,808 km (0.086 R)
• M81: 50,938,823 km (0.119 R)
• M82: 51,100,837 km (0.091 R)
• M83: 52,649,475 km (0.1 R)
• M84: 53,223,930 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 16,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit