🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.46 AU - 0.64 AU

Year: 151 Days

Day: 15.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,854,683 km

• M1: 185,801 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.51 AU - 0.85 AU

Year: 208 Days

Day: 23.2 Hours

Environment

Temp: 200 °C

Axial Tilt: 46.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.22 AU - 1.76 AU

Year: 675 Days

Day: 17.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.56 AU - 2.06 AU

Year: 903 Days

Day: 21.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.64 AU - 4.2 AU

Year: 2346 Days

Day: 43.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.3

Radius: 10.2

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.3 AU - 7.58 AU

Year: 6780 Days

Day: 11.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 36,854,683 km

• M1: 230,680 km (0.077 R)
• M2: 327,320 km (0.091 R)
• M3: 653,144 km (0.096 R)
• M4: 989,291 km (0.104 R)
• M5: 1,053,169 km (0.115 R)
• M6: 1,135,149 km (0.099 R)
• M7: 1,202,318 km (0.08 R)
• M8: 1,305,690 km (0.07 R)
• M9: 1,749,996 km (0.108 R)
• M10: 3,265,123 km (0.116 R)
• M11: 3,788,267 km (0.052 R)
• M12: 3,916,771 km (0.092 R)
• M13: 4,690,342 km (0.067 R)
• M14: 4,940,021 km (0.079 R)
• M15: 5,279,608 km (0.082 R)
• M16: 5,452,394 km (0.092 R)
• M17: 5,685,617 km (0.046 R)
• M18: 6,041,510 km (0.099 R)
• M19: 6,404,883 km (0.052 R)
• M20: 6,682,088 km (0.078 R)
• M21: 6,931,767 km (0.074 R)
• M22: 7,248,166 km (0.107 R)
• M23: 7,699,204 km (0.114 R)
• M24: 7,862,565 km (0.115 R)
• M25: 8,259,149 km (0.06 R)
• M26: 8,426,399 km (0.111 R)
• M27: 8,594,846 km (0.116 R)
• M28: 8,662,465 km (0.119 R)
• M29: 9,072,064 km (0.055 R)
• M30: 9,383,526 km (0.102 R)
• M31: 9,698,430 km (0.055 R)
• M32: 10,088,132 km (0.099 R)
• M33: 10,736,938 km (0.112 R)
• M34: 11,103,154 km (0.101 R)
• M35: 11,213,856 km (0.097 R)
• M36: 11,399,208 km (0.11 R)
• M37: 11,510,808 km (0.063 R)
• M38: 11,697,805 km (0.107 R)
• M39: 12,340,777 km (0.08 R)
• M40: 13,034,313 km (0.085 R)
• M41: 13,307,329 km (0.078 R)
• M42: 13,819,552 km (0.1 R)
• M43: 15,973,911 km (0.098 R)
• M44: 16,308,113 km (0.119 R)
• M45: 16,392,037 km (0.09 R)
• M46: 17,624,873 km (0.086 R)
• M47: 18,056,912 km (0.096 R)
• M48: 18,143,828 km (0.096 R)
• M49: 18,799,366 km (0.105 R)
• M50: 18,887,479 km (0.115 R)
• M51: 18,975,592 km (0.042 R)
• M52: 19,196,548 km (0.102 R)
• M53: 19,462,833 km (0.065 R)
• M54: 20,133,929 km (0.107 R)
• M55: 20,404,551 km (0.039 R)
• M56: 20,858,132 km (0.088 R)
• M57: 21,131,896 km (0.111 R)
• M58: 21,315,153 km (0.081 R)
• M59: 21,636,938 km (0.101 R)
• M60: 22,658,991 km (0.076 R)
• M61: 24,365,005 km (0.101 R)
• M62: 25,039,542 km (0.089 R)
• M63: 25,184,951 km (0.103 R)
• M64: 25,671,443 km (0.096 R)
• M65: 25,769,131 km (0.117 R)
• M66: 25,866,968 km (0.073 R)
• M67: 27,398,850 km (0.08 R)
• M68: 27,698,644 km (0.08 R)
• M69: 27,899,255 km (0.115 R)
• M70: 28,049,900 km (0.104 R)
• M71: 29,316,396 km (0.113 R)
• M72: 29,520,746 km (0.12 R)
• M73: 29,623,071 km (0.084 R)
• M74: 29,776,858 km (0.078 R)
• M75: 30,653,053 km (0.116 R)
• M76: 31,016,426 km (0.116 R)
• M77: 31,747,361 km (0.091 R)
• M78: 32,167,581 km (0.082 R)
• M79: 33,652,639 km (0.107 R)
• M80: 34,349,765 km (0.076 R)
• M81: 35,051,679 km (0.118 R)
• M82: 35,594,869 km (0.116 R)
• M83: 35,976,792 km (0.069 R)
• M84: 36,799,580 km (0.076 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 14,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit