🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.21 AU - 1.43 AU

Year: 528 Days

Day: 40.9 Hours

Environment

Temp: 0 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.35 AU - 2.01 AU

Year: 758 Days

Day: 18.4 Hours

Environment

Temp: -37 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,196,943 km

• M1: 287,228 km (0.082 R)
• M2: 332,855 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.56 AU - 1.96 AU

Year: 813 Days

Day: 35.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.91 AU - 3.03 AU

Year: 1352 Days

Day: 33.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.77 AU - 5.51 AU

Year: 3481 Days

Day: 14.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.2

Radius: 9.7

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.63 AU - 10.75 AU

Year: 8921 Days

Day: 12.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 42,196,943 km

• M1: 131,347 km (0.095 R)
• M2: 213,925 km (0.069 R)
• M3: 549,323 km (0.114 R)
• M4: 678,277 km (0.104 R)
• M5: 801,845 km (0.072 R)
• M6: 984,803 km (0.074 R)
• M7: 1,054,964 km (0.104 R)
• M8: 1,145,022 km (0.082 R)
• M9: 1,333,216 km (0.097 R)
• M10: 1,431,352 km (0.111 R)
• M11: 1,614,011 km (0.109 R)
• M12: 1,740,122 km (0.041 R)
• M13: 1,891,665 km (0.107 R)
• M14: 2,467,916 km (0.062 R)
• M15: 2,915,064 km (0.097 R)
• M16: 3,095,928 km (0.096 R)
• M17: 3,387,644 km (0.047 R)
• M18: 3,855,885 km (0.111 R)
• M19: 3,968,981 km (0.085 R)
• M20: 4,112,146 km (0.062 R)
• M21: 4,198,763 km (0.046 R)
• M22: 4,403,413 km (0.057 R)
• M23: 5,317,157 km (0.096 R)
• M24: 5,634,604 km (0.108 R)
• M25: 6,421,638 km (0.111 R)
• M26: 6,589,936 km (0.031 R)
• M27: 6,793,838 km (0.118 R)
• M28: 6,999,984 km (0.069 R)
• M29: 7,208,074 km (0.1 R)
• M30: 7,737,202 km (0.112 R)
• M31: 8,499,253 km (0.032 R)
• M32: 8,758,507 km (0.025 R)
• M33: 8,833,006 km (0.075 R)
• M34: 8,945,354 km (0.065 R)
• M35: 9,171,247 km (0.034 R)
• M36: 9,552,123 km (0.065 R)
• M37: 9,628,867 km (0.11 R)
• M38: 9,705,760 km (0.116 R)
• M39: 10,407,973 km (0.115 R)
• M40: 10,685,477 km (0.092 R)
• M41: 10,765,212 km (0.108 R)
• M42: 10,925,282 km (0.083 R)
• M43: 11,573,490 km (0.102 R)
• M44: 11,696,310 km (0.076 R)
• M45: 12,026,322 km (0.085 R)
• M46: 14,376,505 km (0.103 R)
• M47: 14,907,727 km (0.072 R)
• M48: 15,220,536 km (0.085 R)
• M49: 15,943,842 km (0.11 R)
• M50: 18,132,608 km (0.093 R)
• M51: 18,658,295 km (0.076 R)
• M52: 20,068,405 km (0.077 R)
• M53: 21,110,653 km (0.085 R)
• M54: 21,361,529 km (0.071 R)
• M55: 21,663,716 km (0.076 R)
• M56: 22,068,827 km (0.078 R)
• M57: 22,323,443 km (0.097 R)
• M58: 22,681,431 km (0.107 R)
• M59: 24,710,277 km (0.083 R)
• M60: 24,868,851 km (0.101 R)
• M61: 25,186,746 km (0.104 R)
• M62: 25,346,218 km (0.058 R)
• M63: 25,773,170 km (0.109 R)
• M64: 26,364,082 km (0.104 R)
• M65: 27,068,239 km (0.076 R)
• M66: 27,177,146 km (0.097 R)
• M67: 27,504,616 km (0.1 R)
• M68: 27,778,679 km (0.109 R)
• M69: 27,888,484 km (0.08 R)
• M70: 28,108,542 km (0.092 R)
• M71: 28,384,401 km (0.094 R)
• M72: 29,106,061 km (0.082 R)
• M73: 29,889,954 km (0.043 R)
• M74: 30,624,031 km (0.097 R)
• M75: 31,478,384 km (0.109 R)
• M76: 32,456,156 km (0.085 R)
• M77: 33,619,279 km (0.106 R)
• M78: 34,796,016 km (0.056 R)
• M79: 35,329,931 km (0.056 R)
• M80: 35,568,091 km (0.108 R)
• M81: 36,285,712 km (0.109 R)
• M82: 36,526,115 km (0.088 R)
• M83: 36,646,392 km (0.063 R)
• M84: 37,431,930 km (0.112 R)
• M85: 37,735,464 km (0.106 R)
• M86: 37,796,351 km (0.086 R)
• M87: 37,918,123 km (0.09 R)
• M88: 39,080,948 km (0.111 R)
• M89: 39,821,457 km (0.09 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 16,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit