🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.88 AU - 0.88 AU

Year: 289 Days

Day: 18 Hours

Environment

Temp: 136 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.61 AU - 2.37 AU

Year: 982 Days

Day: 41.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.88 AU - 5.26 AU

Year: 3418 Days

Day: 12 Hours

Environment

Temp: -130 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.6

Radius: 10.6

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.17 AU - 8.15 AU

Year: 7417 Days

Day: 9.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 22,866,762 km

• M1: 407,804 km (0.117 R)
• M2: 663,317 km (0.055 R)
• M3: 843,882 km (0.05 R)
• M4: 954,734 km (0.094 R)
• M5: 1,161,179 km (0.101 R)
• M6: 1,238,670 km (0.083 R)
• M7: 1,415,345 km (0.075 R)
• M8: 1,549,236 km (0.079 R)
• M9: 1,635,105 km (0.025 R)
• M10: 1,704,967 km (0.088 R)
• M11: 2,088,985 km (0.113 R)
• M12: 2,359,906 km (0.098 R)
• M13: 2,581,012 km (0.092 R)
• M14: 2,704,430 km (0.103 R)
• M15: 2,787,906 km (0.072 R)
• M16: 3,152,177 km (0.034 R)
• M17: 3,329,001 km (0.062 R)
• M18: 3,509,117 km (0.118 R)
• M19: 3,808,762 km (0.034 R)
• M20: 3,879,073 km (0.105 R)
• M21: 4,506,785 km (0.07 R)
• M22: 4,756,763 km (0.119 R)
• M23: 4,858,041 km (0.09 R)
• M24: 5,533,924 km (0.103 R)
• M25: 5,910,163 km (0.09 R)
• M26: 6,630,776 km (0.089 R)
• M27: 7,145,991 km (0.038 R)
• M28: 7,793,151 km (0.1 R)
• M29: 8,799,048 km (0.092 R)
• M30: 9,111,857 km (0.096 R)
• M31: 9,556,013 km (0.072 R)
• M32: 9,942,424 km (0.119 R)
• M33: 10,104,887 km (0.067 R)
• M34: 10,564,751 km (0.106 R)
• M35: 10,630,873 km (0.09 R)
• M36: 10,830,437 km (0.117 R)
• M37: 11,132,176 km (0.106 R)
• M38: 11,538,783 km (0.105 R)
• M39: 11,778,140 km (0.055 R)
• M40: 11,846,805 km (0.093 R)
• M41: 12,401,364 km (0.076 R)
• M42: 12,999,756 km (0.099 R)
• M43: 13,106,419 km (0.114 R)
• M44: 13,535,765 km (0.096 R)
• M45: 13,933,246 km (0.062 R)
• M46: 14,188,311 km (0.089 R)
• M47: 14,592,225 km (0.094 R)
• M48: 15,261,227 km (0.107 R)
• M49: 15,448,823 km (0.072 R)
• M50: 15,978,249 km (0.06 R)
• M51: 17,327,921 km (0.087 R)
• M52: 17,484,401 km (0.047 R)
• M53: 17,956,980 km (0.091 R)
• M54: 18,914,556 km (0.069 R)
• M55: 19,075,823 km (0.07 R)
• M56: 19,359,012 km (0.115 R)
• M57: 19,521,475 km (0.062 R)
• M58: 19,725,227 km (0.079 R)
• M59: 20,134,976 km (0.087 R)
• M60: 20,340,822 km (0.112 R)
• M61: 20,464,690 km (0.051 R)
• M62: 20,588,706 km (0.074 R)
• M63: 20,754,610 km (0.097 R)
• M64: 21,380,528 km (0.083 R)
• M65: 22,055,064 km (0.113 R)
• M66: 22,437,586 km (0.077 R)
• M67: 22,651,062 km (0.099 R)
• M68: 23,037,025 km (0.086 R)
• M69: 23,252,296 km (0.116 R)
• M70: 23,468,316 km (0.036 R)
• M71: 23,554,933 km (0.111 R)
• M72: 23,641,550 km (0.041 R)
• M73: 24,120,413 km (0.119 R)
• M74: 24,514,453 km (0.104 R)
• M75: 25,575,701 km (0.042 R)
• M76: 26,067,130 km (0.11 R)
• M77: 26,426,613 km (0.063 R)
• M78: 28,018,036 km (0.105 R)
• M79: 28,247,968 km (0.085 R)
• M80: 29,127,304 km (0.112 R)
• M81: 29,313,553 km (0.082 R)
• M82: 29,406,902 km (0.051 R)
• M83: 30,439,427 km (0.04 R)
• M84: 30,533,973 km (0.061 R)
• M85: 31,245,460 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100

Radius: 13.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7.94 AU - 9 AU

Year: 8624 Days

Day: 8.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 22,866,762 km

• M1: 238,309 km (0.102 R)
• M2: 332,257 km (0.117 R)
• M3: 575,653 km (0.116 R)
• M4: 668,254 km (0.113 R)
• M5: 818,450 km (0.1 R)
• M6: 1,617,153 km (0.092 R)
• M7: 1,897,948 km (0.065 R)
• M8: 1,985,313 km (0.072 R)
• M9: 2,286,753 km (0.087 R)
• M10: 2,474,947 km (0.084 R)
• M11: 2,635,765 km (0.113 R)
• M12: 2,800,173 km (0.057 R)
• M13: 3,053,143 km (0.111 R)
• M14: 3,366,999 km (0.031 R)
• M15: 3,673,077 km (0.091 R)
• M16: 4,177,820 km (0.03 R)
• M17: 4,351,054 km (0.111 R)
• M18: 4,905,314 km (0.118 R)
• M19: 5,672,302 km (0.109 R)
• M20: 5,778,816 km (0.091 R)
• M21: 6,167,920 km (0.045 R)
• M22: 6,343,548 km (0.109 R)
• M23: 7,316,533 km (0.082 R)
• M24: 7,549,457 km (0.117 R)
• M25: 7,643,254 km (0.102 R)
• M26: 7,927,341 km (0.073 R)
• M27: 8,046,720 km (0.09 R)
• M28: 8,214,868 km (0.106 R)
• M29: 9,627,072 km (0.1 R)
• M30: 10,794,534 km (0.053 R)
• M31: 11,462,488 km (0.116 R)
• M32: 11,951,673 km (0.118 R)
• M33: 12,281,686 km (0.119 R)
• M34: 12,447,889 km (0.072 R)
• M35: 12,586,866 km (0.074 R)
• M36: 12,782,240 km (0.094 R)
• M37: 13,403,221 km (0.063 R)
• M38: 14,062,948 km (0.06 R)
• M39: 15,176,106 km (0.092 R)
• M40: 15,265,266 km (0.105 R)
• M41: 16,105,258 km (0.099 R)
• M42: 16,591,900 km (0.076 R)
• M43: 16,929,393 km (0.097 R)
• M44: 17,207,196 km (0.082 R)
• M45: 17,455,379 km (0.096 R)
• M46: 17,548,728 km (0.071 R)
• M47: 17,892,504 km (0.075 R)
• M48: 18,460,078 km (0.079 R)
• M49: 19,354,524 km (0.106 R)
• M50: 19,936,908 km (0.083 R)
• M51: 20,067,208 km (0.113 R)
• M52: 20,230,419 km (0.111 R)
• M53: 20,788,419 km (0.085 R)
• M54: 22,493,237 km (0.097 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 17,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit