🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.77 AU - 0.79 AU

Year: 248 Days

Day: 32.6 Hours

Environment

Temp: 141 °C

Axial Tilt: 11.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,990,550 km

• M1: 78,240 km (0.112 R)
• M2: 177,423 km (0.046 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.05 AU - 1.15 AU

Year: 415 Days

Day: 40.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.27 AU - 1.81 AU

Year: 688 Days

Day: 17 Hours

Environment

Temp: -33 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.7

Radius: 10.4

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.52 AU - 8.54 AU

Year: 8966 Days

Day: 8.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 57,990,550 km

• M1: 194,477 km (0.092 R)
• M2: 298,298 km (0.051 R)
• M3: 682,914 km (0.093 R)
• M4: 1,112,709 km (0.12 R)
• M5: 1,421,928 km (0.062 R)
• M6: 1,511,088 km (0.1 R)
• M7: 1,726,659 km (0.104 R)
• M8: 1,935,796 km (0.077 R)
• M9: 2,035,279 km (0.114 R)
• M10: 2,102,598 km (0.076 R)
• M11: 2,204,923 km (0.113 R)
• M12: 2,778,930 km (0.097 R)
• M13: 2,891,727 km (0.11 R)
• M14: 2,986,871 km (0.078 R)
• M15: 3,661,557 km (0.064 R)
• M16: 3,806,219 km (0.099 R)
• M17: 3,910,788 km (0.088 R)
• M18: 4,360,479 km (0.119 R)
• M19: 4,849,215 km (0.041 R)
• M20: 4,917,282 km (0.036 R)
• M21: 4,985,499 km (0.095 R)
• M22: 5,591,220 km (0.095 R)
• M23: 5,686,514 km (0.095 R)
• M24: 5,758,321 km (0.082 R)
• M25: 6,244,814 km (0.092 R)
• M26: 7,153,621 km (0.114 R)
• M27: 7,231,262 km (0.113 R)
• M28: 7,335,232 km (0.104 R)
• M29: 7,969,228 km (0.076 R)
• M30: 8,565,824 km (0.089 R)
• M31: 8,703,455 km (0.063 R)
• M32: 8,953,133 km (0.11 R)
• M33: 9,658,787 km (0.087 R)
• M34: 9,830,824 km (0.099 R)
• M35: 10,178,041 km (0.108 R)
• M36: 10,588,088 km (0.095 R)
• M37: 10,884,292 km (0.113 R)
• M38: 11,063,511 km (0.058 R)
• M39: 11,394,271 km (0.041 R)
• M40: 11,545,814 km (0.107 R)
• M41: 11,942,697 km (0.034 R)
• M42: 12,282,135 km (0.081 R)
• M43: 12,375,334 km (0.077 R)
• M44: 13,897,044 km (0.109 R)
• M45: 14,482,869 km (0.115 R)
• M46: 14,680,039 km (0.114 R)
• M47: 14,944,079 km (0.108 R)
• M48: 15,376,716 km (0.103 R)
• M49: 16,356,582 km (0.06 R)
• M50: 16,836,941 km (0.062 R)
• M51: 17,182,811 km (0.049 R)
• M52: 17,356,644 km (0.047 R)
• M53: 18,804,153 km (0.112 R)
• M54: 19,669,278 km (0.075 R)
• M55: 20,473,665 km (0.097 R)
• M56: 21,028,374 km (0.086 R)
• M57: 21,139,825 km (0.027 R)
• M58: 21,363,474 km (0.035 R)
• M59: 22,001,508 km (0.086 R)
• M60: 22,076,906 km (0.068 R)
• M61: 22,759,970 km (0.091 R)
• M62: 23,257,682 km (0.064 R)
• M63: 23,334,575 km (0.117 R)
• M64: 23,758,835 km (0.057 R)
• M65: 24,185,787 km (0.101 R)
• M66: 24,968,483 km (0.097 R)
• M67: 25,086,665 km (0.095 R)
• M68: 25,481,753 km (0.072 R)
• M69: 25,958,522 km (0.059 R)
• M70: 26,318,155 km (0.089 R)
• M71: 26,438,432 km (0.075 R)
• M72: 26,518,616 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.9

Radius: 6.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 15.44 AU - 20.1 AU

Year: 26959 Days

Day: 18.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 57,990,550 km

• M1: 85,121 km (0.086 R)
• M2: 150,196 km (0.112 R)
• M3: 259,552 km (0.09 R)
• M4: 384,167 km (0.078 R)
• M5: 730,786 km (0.076 R)
• M6: 913,145 km (0.077 R)
• M7: 1,493,136 km (0.079 R)
• M8: 1,969,755 km (0.064 R)
• M9: 2,460,436 km (0.102 R)
• M10: 4,468,788 km (0.077 R)
• M11: 4,653,840 km (0.109 R)
• M12: 5,108,169 km (0.102 R)
• M13: 6,304,802 km (0.102 R)
• M14: 7,321,769 km (0.095 R)
• M15: 7,452,368 km (0.03 R)
• M16: 9,550,926 km (0.086 R)
• M17: 12,539,144 km (0.092 R)
• M18: 14,186,964 km (0.105 R)
• M19: 14,404,480 km (0.104 R)
• M20: 17,041,890 km (0.069 R)
• M21: 17,855,852 km (0.12 R)
• M22: 17,914,495 km (0.075 R)
• M23: 17,973,137 km (0.094 R)
• M24: 21,235,867 km (0.12 R)
• M25: 21,298,099 km (0.109 R)
• M26: 21,797,158 km (0.113 R)
• M27: 24,741,244 km (0.113 R)
• M28: 26,326,233 km (0.114 R)
• M29: 26,861,644 km (0.067 R)
• M30: 28,216,253 km (0.119 R)
• M31: 28,284,619 km (0.029 R)
• M32: 28,970,675 km (0.101 R)
• M33: 30,079,943 km (0.081 R)
• M34: 31,485,864 km (0.071 R)
• M35: 36,497,991 km (0.071 R)
• M36: 38,147,457 km (0.092 R)
• M37: 40,204,727 km (0.113 R)
• M38: 40,666,685 km (0.1 R)
• M39: 41,596,137 km (0.112 R)
• M40: 43,318,008 km (0.104 R)
• M41: 44,664,539 km (0.085 R)
• M42: 45,462,943 km (0.048 R)
• M43: 47,642,284 km (0.12 R)
• M44: 47,805,047 km (0.116 R)
• M45: 49,278,436 km (0.118 R)
• M46: 49,360,715 km (0.12 R)
• M47: 49,938,013 km (0.091 R)
• M48: 50,683,459 km (0.082 R)
• M49: 51,934,247 km (0.041 R)
• M50: 54,210,977 km (0.117 R)
• M51: 54,636,284 km (0.079 R)
• M52: 54,891,947 km (0.111 R)
• M53: 55,147,909 km (0.098 R)
• M54: 56,090,226 km (0.084 R)
• M55: 57,383,649 km (0.106 R)
• M56: 57,556,734 km (0.026 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 11,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit