🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.43 AU - 0.59 AU

Year: 105 Days

Day: 46.4 Hours

Environment

Temp: 420 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,514,938 km

• M1: 94,097 km (0.056 R)
• M2: 234,719 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.64 AU - 0.68 AU

Year: 155 Days

Day: 32.9 Hours

Environment

Temp: 365 °C

Axial Tilt: 81.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,514,938 km

• M1: 244,742 km (0.028 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.54 AU - 0.78 AU

Year: 155 Days

Day: 19.2 Hours

Environment

Temp: 298 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,514,938 km

• M1: 181,163 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.97 AU - 2.93 AU

Year: 1111 Days

Day: 29.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.39 AU - 3.29 AU

Year: 1386 Days

Day: 32.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 22.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.78 AU - 5.72 AU

Year: 3484 Days

Day: 29.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,514,938 km

• M1: 1,384,977 km (0.093 R)

Asteroid Belt

Center: 10.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.3

Radius: 9.6

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 12.79 AU - 18.95 AU

Year: 18313 Days

Day: 14.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 36,514,938 km

• M1: 122,670 km (0.092 R)
• M2: 538,552 km (0.075 R)
• M3: 654,341 km (0.096 R)
• M4: 881,879 km (0.113 R)
• M5: 1,037,312 km (0.077 R)
• M6: 1,520,214 km (0.045 R)
• M7: 1,766,601 km (0.086 R)
• M8: 2,128,927 km (0.087 R)
• M9: 2,191,609 km (0.079 R)
• M10: 2,297,524 km (0.053 R)
• M11: 2,470,609 km (0.094 R)
• M12: 2,852,682 km (0.118 R)
• M13: 3,157,413 km (0.079 R)
• M14: 3,350,394 km (0.074 R)
• M15: 3,423,697 km (0.049 R)
• M16: 4,506,037 km (0.118 R)
• M17: 4,614,346 km (0.077 R)
• M18: 4,972,334 km (0.038 R)
• M19: 5,339,447 km (0.113 R)
• M20: 5,598,700 km (0.099 R)
• M21: 6,159,692 km (0.11 R)
• M22: 6,340,556 km (0.077 R)
• M23: 6,523,215 km (0.092 R)
• M24: 6,676,852 km (0.118 R)
• M25: 7,144,794 km (0.033 R)
• M26: 7,526,718 km (0.073 R)
• M27: 8,112,244 km (0.119 R)
• M28: 8,644,962 km (0.078 R)
• M29: 8,712,430 km (0.086 R)
• M30: 8,813,708 km (0.064 R)
• M31: 9,639,339 km (0.102 R)
• M32: 9,779,362 km (0.101 R)
• M33: 10,346,039 km (0.03 R)
• M34: 10,525,407 km (0.081 R)
• M35: 10,850,782 km (0.105 R)
• M36: 10,923,487 km (0.104 R)
• M37: 11,252,901 km (0.067 R)
• M38: 11,809,256 km (0.086 R)
• M39: 11,996,702 km (0.085 R)
• M40: 12,298,591 km (0.107 R)
• M41: 12,987,190 km (0.068 R)
• M42: 13,453,187 km (0.06 R)
• M43: 13,766,894 km (0.092 R)
• M44: 14,722,525 km (0.114 R)
• M45: 15,045,806 km (0.114 R)
• M46: 15,330,640 km (0.051 R)
• M47: 15,658,409 km (0.057 R)
• M48: 16,697,366 km (0.117 R)
• M49: 18,362,241 km (0.065 R)
• M50: 19,945,435 km (0.113 R)
• M51: 20,708,235 km (0.111 R)
• M52: 21,939,276 km (0.118 R)
• M53: 22,354,859 km (0.066 R)
• M54: 22,726,460 km (0.06 R)
• M55: 23,006,507 km (0.102 R)
• M56: 23,806,257 km (0.099 R)
• M57: 24,280,931 km (0.033 R)
• M58: 24,567,262 km (0.1 R)
• M59: 24,758,747 km (0.067 R)
• M60: 24,950,830 km (0.083 R)
• M61: 26,406,418 km (0.079 R)
• M62: 26,553,472 km (0.114 R)
• M63: 26,848,479 km (0.053 R)
• M64: 26,996,432 km (0.11 R)
• M65: 27,392,118 km (0.106 R)
• M66: 28,490,316 km (0.099 R)
• M67: 28,943,747 km (0.1 R)
• M68: 29,044,726 km (0.074 R)
• M69: 29,501,149 km (0.084 R)
• M70: 29,653,739 km (0.079 R)
• M71: 30,164,466 km (0.104 R)
• M72: 31,350,029 km (0.114 R)
• M73: 33,024,628 km (0.098 R)
• M74: 34,299,650 km (0.107 R)
• M75: 36,187,875 km (0.083 R)
• M76: 36,351,235 km (0.116 R)

Kuiper Belt

Range: 37.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 13,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit