🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.51 AU - 0.67 AU

Year: 167 Days

Day: 13.3 Hours

Environment

Temp: 231 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.97 AU - 0.97 AU

Year: 352 Days

Day: 32.7 Hours

Environment

Temp: 44 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 28,732,521 km

• M1: 206,595 km (0.105 R)
• M2: 633,846 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.15 AU - 1.39 AU

Year: 528 Days

Day: 45.8 Hours

Environment

Temp: -19 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,732,521 km

• M1: 783,444 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.3 AU - 1.72 AU

Year: 685 Days

Day: 17.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.5

Radius: 8.2

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.35 AU - 9.27 AU

Year: 9648 Days

Day: 7.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 28,732,521 km

• M1: 144,362 km (0.072 R)
• M2: 215,122 km (0.103 R)
• M3: 375,341 km (0.097 R)
• M4: 749,785 km (0.038 R)
• M5: 966,851 km (0.09 R)
• M6: 1,413,101 km (0.104 R)
• M7: 1,748,650 km (0.112 R)
• M8: 1,917,246 km (0.088 R)
• M9: 2,343,301 km (0.061 R)
• M10: 2,567,399 km (0.075 R)
• M11: 3,198,402 km (0.12 R)
• M12: 3,342,764 km (0.105 R)
• M13: 3,468,277 km (0.087 R)
• M14: 4,573,207 km (0.101 R)
• M15: 4,759,456 km (0.085 R)
• M16: 5,019,757 km (0.08 R)
• M17: 5,406,617 km (0.084 R)
• M18: 5,480,219 km (0.061 R)
• M19: 5,703,120 km (0.066 R)
• M20: 5,878,448 km (0.08 R)
• M21: 6,030,290 km (0.107 R)
• M22: 6,234,641 km (0.108 R)
• M23: 6,755,690 km (0.063 R)
• M24: 6,861,606 km (0.088 R)
• M25: 7,075,082 km (0.109 R)
• M26: 7,481,240 km (0.077 R)
• M27: 7,756,201 km (0.098 R)
• M28: 8,372,843 km (0.107 R)
• M29: 8,429,690 km (0.112 R)
• M30: 8,831,211 km (0.103 R)
• M31: 9,151,051 km (0.077 R)
• M32: 10,224,416 km (0.108 R)
• M33: 10,407,225 km (0.073 R)
• M34: 10,714,199 km (0.072 R)
• M35: 11,148,931 km (0.097 R)
• M36: 11,337,125 km (0.064 R)
• M37: 11,431,521 km (0.051 R)
• M38: 11,589,497 km (0.078 R)
• M39: 11,652,926 km (0.054 R)
• M40: 12,003,733 km (0.04 R)
• M41: 12,261,041 km (0.096 R)
• M42: 13,341,737 km (0.068 R)
• M43: 13,742,360 km (0.041 R)
• M44: 13,876,698 km (0.119 R)
• M45: 14,214,490 km (0.051 R)
• M46: 14,521,017 km (0.097 R)
• M47: 14,795,229 km (0.065 R)
• M48: 14,898,452 km (0.095 R)
• M49: 16,440,507 km (0.089 R)
• M50: 16,690,485 km (0.095 R)
• M51: 17,121,925 km (0.115 R)
• M52: 17,302,789 km (0.068 R)
• M53: 17,812,618 km (0.079 R)
• M54: 17,885,921 km (0.078 R)
• M55: 18,106,129 km (0.069 R)
• M56: 18,809,688 km (0.09 R)
• M57: 19,635,618 km (0.109 R)
• M58: 19,824,859 km (0.097 R)
• M59: 19,976,851 km (0.119 R)
• M60: 20,167,289 km (0.119 R)
• M61: 20,511,514 km (0.063 R)
• M62: 21,205,947 km (0.116 R)
• M63: 21,986,549 km (0.095 R)
• M64: 22,065,237 km (0.074 R)
• M65: 22,222,614 km (0.088 R)
• M66: 23,175,104 km (0.109 R)
• M67: 23,415,358 km (0.039 R)
• M68: 23,817,477 km (0.096 R)
• M69: 24,059,826 km (0.119 R)
• M70: 25,160,866 km (0.108 R)
• M71: 25,531,420 km (0.081 R)
• M72: 25,821,041 km (0.072 R)
• M73: 26,028,384 km (0.054 R)
• M74: 27,242,670 km (0.104 R)
• M75: 27,580,911 km (0.038 R)
• M76: 27,708,069 km (0.092 R)
• M77: 27,962,984 km (0.089 R)
• M78: 28,389,637 km (0.083 R)
• M79: 28,517,992 km (0.072 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 12,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit