🌌 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: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.6 AU - 0.86 AU

Year: 220 Days

Day: 16.7 Hours

Environment

Temp: 170 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,660,502 km

• M1: 62,682 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.72 AU - 1.06 AU

Year: 296 Days

Day: 21.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.18 AU - 1.2 AU

Year: 458 Days

Day: 28.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.17 AU - 1.85 AU

Year: 655 Days

Day: 45.8 Hours

Environment

Temp: -12 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.52 AU - 1.78 AU

Year: 748 Days

Day: 43.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 101.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,660,502 km

• M1: 103,522 km (0.076 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.4 AU - 2.28 AU

Year: 881 Days

Day: 45.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.61 AU - 3.87 AU

Year: 2059 Days

Day: 26.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.91 AU - 4.25 AU

Year: 2392 Days

Day: 35.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.9

Radius: 10.6

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.77 AU - 6.07 AU

Year: 5086 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 30,660,502 km

• M1: 133,890 km (0.094 R)
• M2: 214,972 km (0.077 R)
• M3: 300,243 km (0.085 R)
• M4: 413,937 km (0.119 R)
• M5: 486,492 km (0.075 R)
• M6: 666,758 km (0.102 R)
• M7: 741,257 km (0.075 R)
• M8: 811,868 km (0.114 R)
• M9: 937,530 km (0.03 R)
• M10: 1,046,288 km (0.105 R)
• M11: 1,294,171 km (0.085 R)
• M12: 1,515,277 km (0.115 R)
• M13: 1,616,704 km (0.052 R)
• M14: 1,826,291 km (0.099 R)
• M15: 1,904,830 km (0.111 R)
• M16: 1,994,588 km (0.062 R)
• M17: 2,293,485 km (0.112 R)
• M18: 2,399,999 km (0.054 R)
• M19: 2,945,732 km (0.094 R)
• M20: 3,050,151 km (0.111 R)
• M21: 3,179,404 km (0.092 R)
• M22: 3,334,686 km (0.049 R)
• M23: 3,652,881 km (0.116 R)
• M24: 3,727,680 km (0.07 R)
• M25: 4,135,484 km (0.062 R)
• M26: 4,450,686 km (0.089 R)
• M27: 4,773,967 km (0.111 R)
• M28: 5,007,490 km (0.102 R)
• M29: 5,315,362 km (0.053 R)
• M30: 5,414,695 km (0.057 R)
• M31: 5,643,879 km (0.103 R)
• M32: 5,774,179 km (0.107 R)
• M33: 6,623,147 km (0.103 R)
• M34: 7,007,763 km (0.095 R)
• M35: 7,415,566 km (0.069 R)
• M36: 7,590,446 km (0.113 R)
• M37: 7,944,245 km (0.117 R)
• M38: 8,058,089 km (0.087 R)
• M39: 8,485,191 km (0.065 R)
• M40: 8,618,184 km (0.065 R)
• M41: 8,987,391 km (0.113 R)
• M42: 9,122,927 km (0.046 R)
• M43: 9,276,265 km (0.082 R)
• M44: 9,619,891 km (0.107 R)
• M45: 9,689,155 km (0.061 R)
• M46: 9,863,137 km (0.111 R)
• M47: 9,967,856 km (0.082 R)
• M48: 10,533,336 km (0.095 R)
• M49: 10,658,399 km (0.114 R)
• M50: 10,801,864 km (0.074 R)
• M51: 11,000,231 km (0.099 R)
• M52: 11,145,341 km (0.059 R)
• M53: 11,658,162 km (0.06 R)
• M54: 11,861,765 km (0.04 R)
• M55: 12,347,509 km (0.028 R)
• M56: 12,498,304 km (0.028 R)
• M57: 12,630,847 km (0.103 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.4

Radius: 11.4

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.29 AU - 9.03 AU

Year: 8999 Days

Day: 11.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 30,660,502 km

• M1: 186,997 km (0.101 R)
• M2: 452,683 km (0.103 R)
• M3: 601,533 km (0.093 R)
• M4: 707,000 km (0.055 R)
• M5: 898,036 km (0.107 R)
• M6: 1,347,578 km (0.119 R)
• M7: 1,757,625 km (0.106 R)
• M8: 2,022,114 km (0.112 R)
• M9: 2,131,770 km (0.048 R)
• M10: 2,891,876 km (0.107 R)
• M11: 3,078,724 km (0.108 R)
• M12: 3,184,191 km (0.075 R)
• M13: 3,508,070 km (0.077 R)
• M14: 4,471,032 km (0.101 R)
• M15: 4,663,564 km (0.105 R)
• M16: 4,809,572 km (0.081 R)
• M17: 4,982,058 km (0.111 R)
• M18: 5,131,506 km (0.07 R)
• M19: 5,333,014 km (0.071 R)
• M20: 5,900,888 km (0.043 R)
• M21: 6,192,155 km (0.067 R)
• M22: 6,843,953 km (0.086 R)
• M23: 7,318,926 km (0.058 R)
• M24: 7,517,592 km (0.081 R)
• M25: 7,632,035 km (0.104 R)
• M26: 8,007,675 km (0.12 R)
• M27: 8,183,153 km (0.077 R)
• M28: 8,837,345 km (0.089 R)
• M29: 9,079,394 km (0.116 R)
• M30: 9,446,657 km (0.058 R)
• M31: 9,975,336 km (0.096 R)
• M32: 11,224,478 km (0.106 R)
• M33: 11,784,273 km (0.037 R)
• M34: 12,488,430 km (0.09 R)
• M35: 13,137,236 km (0.067 R)
• M36: 13,483,106 km (0.099 R)
• M37: 13,762,107 km (0.116 R)
• M38: 13,937,286 km (0.111 R)
• M39: 14,042,902 km (0.108 R)
• M40: 14,148,667 km (0.047 R)
• M41: 14,467,610 km (0.084 R)
• M42: 14,574,573 km (0.099 R)
• M43: 15,076,773 km (0.085 R)
• M44: 15,840,619 km (0.048 R)
• M45: 16,319,931 km (0.114 R)
• M46: 17,595,851 km (0.081 R)
• M47: 17,671,847 km (0.092 R)
• M48: 18,207,258 km (0.086 R)
• M49: 18,825,695 km (0.085 R)
• M50: 18,942,531 km (0.114 R)
• M51: 19,333,281 km (0.095 R)
• M52: 20,481,893 km (0.076 R)
• M53: 20,802,631 km (0.084 R)
• M54: 20,883,115 km (0.091 R)
• M55: 21,125,015 km (0.053 R)
• M56: 21,449,044 km (0.062 R)
• M57: 21,897,388 km (0.113 R)
• M58: 22,225,307 km (0.078 R)
• M59: 22,720,326 km (0.099 R)
• M60: 22,969,257 km (0.068 R)
• M61: 24,481,392 km (0.054 R)
• M62: 24,907,148 km (0.105 R)
• M63: 25,120,923 km (0.083 R)
• M64: 25,464,400 km (0.1 R)
• M65: 25,679,671 km (0.112 R)
• M66: 26,416,590 km (0.102 R)
• M67: 26,591,022 km (0.094 R)
• M68: 26,765,752 km (0.079 R)
• M69: 27,160,391 km (0.111 R)
• M70: 27,248,355 km (0.12 R)
• M71: 27,380,449 km (0.08 R)
• M72: 27,468,712 km (0.095 R)
• M73: 27,556,975 km (0.075 R)
• M74: 28,177,657 km (0.108 R)
• M75: 28,445,138 km (0.099 R)
• M76: 29,342,575 km (0.074 R)
• M77: 30,112,855 km (0.096 R)
• M78: 30,568,978 km (0.089 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 19,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit