🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.95 AU - 1.05 AU

Year: 375 Days

Day: 22.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.08 AU - 1.22 AU

Year: 462 Days

Day: 25 Hours

Environment

Temp: 3 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 103,698,773 km

• M1: 486,193 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.97 AU - 1.57 AU

Year: 536 Days

Day: 21.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.08 AU - 1.64 AU

Year: 594 Days

Day: 38.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 148.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.52 AU - 4.02 AU

Year: 2216 Days

Day: 14.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.77 AU - 4.69 AU

Year: 3260 Days

Day: 37.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.7

Radius: 10.9

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.32 AU - 11.92 AU

Year: 12064 Days

Day: 6 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 103,698,773 km

• M1: 135,536 km (0.106 R)
• M2: 550,520 km (0.089 R)
• M3: 1,021,305 km (0.085 R)
• M4: 1,970,952 km (0.042 R)
• M5: 2,836,675 km (0.087 R)
• M6: 3,260,336 km (0.104 R)
• M7: 3,867,255 km (0.089 R)
• M8: 4,601,481 km (0.075 R)
• M9: 6,722,180 km (0.105 R)
• M10: 8,952,984 km (0.078 R)
• M11: 10,422,184 km (0.087 R)
• M12: 10,801,415 km (0.104 R)
• M13: 11,140,703 km (0.117 R)
• M14: 14,291,234 km (0.091 R)
• M15: 15,238,488 km (0.108 R)
• M16: 16,544,777 km (0.049 R)
• M17: 17,522,548 km (0.099 R)
• M18: 19,953,514 km (0.095 R)
• M19: 21,821,991 km (0.095 R)
• M20: 22,997,531 km (0.06 R)
• M21: 23,804,312 km (0.083 R)
• M22: 24,629,793 km (0.11 R)
• M23: 25,474,423 km (0.05 R)
• M24: 26,163,920 km (0.027 R)
• M25: 31,343,297 km (0.031 R)
• M26: 35,435,696 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.1

Radius: 13.7

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.85 AU - 10.85 AU

Year: 12478 Days

Day: 7.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 103,698,773 km

• M1: 170,392 km (0.094 R)
• M2: 617,241 km (0.114 R)
• M3: 1,509,143 km (0.071 R)
• M4: 2,288,099 km (0.107 R)
• M5: 2,818,424 km (0.05 R)
• M6: 3,365,354 km (0.108 R)
• M7: 4,031,513 km (0.05 R)
• M8: 4,784,589 km (0.091 R)
• M9: 5,879,496 km (0.084 R)
• M10: 7,541,229 km (0.097 R)
• M11: 8,041,035 km (0.106 R)
• M12: 9,719,523 km (0.113 R)
• M13: 10,173,403 km (0.026 R)
• M14: 12,029,314 km (0.06 R)
• M15: 13,534,568 km (0.071 R)
• M16: 14,391,016 km (0.039 R)
• M17: 17,309,970 km (0.09 R)
• M18: 29,239,652 km (0.097 R)
• M19: 29,711,633 km (0.111 R)
• M20: 35,031,333 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255

Radius: 3.3

Gravity: 23.42 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.59 AU - 15.83 AU

Year: 21142 Days

Day: 18.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 103,698,773 km

• M1: 41,139 km (0.072 R)
• M2: 168,597 km (0.031 R)
• M3: 296,054 km (0.071 R)
• M4: 906,713 km (0.07 R)
• M5: 1,121,386 km (0.093 R)
• M6: 2,351,529 km (0.104 R)
• M7: 3,130,934 km (0.107 R)
• M8: 3,783,629 km (0.116 R)
• M9: 4,522,344 km (0.104 R)
• M10: 4,745,394 km (0.105 R)
• M11: 6,201,131 km (0.106 R)
• M12: 6,883,596 km (0.096 R)
• M13: 7,093,482 km (0.102 R)
• M14: 8,830,463 km (0.079 R)
• M15: 14,574,124 km (0.076 R)
• M16: 14,989,856 km (0.078 R)
• M17: 15,990,965 km (0.05 R)
• M18: 16,284,925 km (0.112 R)
• M19: 17,035,757 km (0.12 R)
• M20: 21,403,267 km (0.09 R)
• M21: 21,670,598 km (0.112 R)
• M22: 22,303,247 km (0.09 R)
• M23: 27,183,878 km (0.089 R)
• M24: 32,144,394 km (0.117 R)
• M25: 36,395,367 km (0.032 R)
• M26: 39,250,592 km (0.026 R)
• M27: 40,054,381 km (0.086 R)
• M28: 41,556,344 km (0.09 R)
• M29: 45,108,994 km (0.088 R)
• M30: 50,729,984 km (0.076 R)
• M31: 56,460,181 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.3

Radius: 4.8

Gravity: 34.87 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 15.74 AU - 20.9 AU

Year: 29384 Days

Day: 16.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 103,698,773 km

• M1: 59,690 km (0.111 R)
• M2: 217,366 km (0.074 R)
• M3: 484,248 km (0.091 R)
• M4: 828,174 km (0.119 R)
• M5: 1,240,166 km (0.053 R)
• M6: 1,758,074 km (0.079 R)
• M7: 2,054,577 km (0.087 R)
• M8: 3,147,240 km (0.031 R)
• M9: 3,392,431 km (0.101 R)
• M10: 4,026,277 km (0.12 R)
• M11: 4,935,533 km (0.052 R)
• M12: 6,643,043 km (0.095 R)
• M13: 7,959,654 km (0.089 R)
• M14: 8,531,866 km (0.111 R)
• M15: 8,888,058 km (0.12 R)
• M16: 16,652,637 km (0.114 R)
• M17: 16,836,642 km (0.081 R)
• M18: 17,491,432 km (0.113 R)
• M19: 24,759,794 km (0.09 R)
• M20: 28,259,636 km (0.077 R)
• M21: 30,537,862 km (0.097 R)
• M22: 31,230,500 km (0.072 R)
• M23: 36,684,988 km (0.055 R)
• M24: 37,310,158 km (0.111 R)
• M25: 40,542,968 km (0.113 R)
• M26: 41,211,221 km (0.118 R)
• M27: 47,744,011 km (0.036 R)
• M28: 50,577,843 km (0.074 R)
• M29: 53,322,067 km (0.079 R)
• M30: 54,730,830 km (0.077 R)
• M31: 59,964,063 km (0.088 R)
• M32: 65,064,452 km (0.105 R)
• M33: 68,778,070 km (0.078 R)
• M34: 88,078,140 km (0.087 R)
• M35: 88,636,888 km (0.058 R)
• M36: 91,752,862 km (0.071 R)
• M37: 93,773,331 km (0.057 R)
• M38: 100,620,575 km (0.116 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: 260 - 13,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit