🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.66 AU - 0.7 AU

Year: 197 Days

Day: 20.7 Hours

Environment

Temp: 223 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.63 AU - 0.95 AU

Year: 247 Days

Day: 44.6 Hours

Environment

Temp: 192 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,466,257 km

• M1: 141,968 km (0.037 R)
• M2: 221,854 km (0.028 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.73 AU - 1.13 AU

Year: 315 Days

Day: 17.1 Hours

Environment

Temp: 111 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.38 AU - 1.56 AU

Year: 626 Days

Day: 27.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.36 AU - 2.6 AU

Year: 1373 Days

Day: 33.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 167.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.71 AU - 4.03 AU

Year: 2676 Days

Day: 40.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,466,257 km

• M1: 1,778,569 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.9

Radius: 9.3

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.23 AU - 11.67 AU

Year: 12735 Days

Day: 5 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 52,466,257 km

• M1: 120,277 km (0.084 R)
• M2: 286,480 km (0.1 R)
• M3: 458,517 km (0.084 R)
• M4: 598,840 km (0.11 R)
• M5: 1,212,491 km (0.094 R)
• M6: 1,322,445 km (0.107 R)
• M7: 1,896,901 km (0.106 R)
• M8: 2,157,201 km (0.105 R)
• M9: 3,156,964 km (0.105 R)
• M10: 3,434,767 km (0.101 R)
• M11: 3,720,499 km (0.11 R)
• M12: 4,113,493 km (0.095 R)
• M13: 4,213,873 km (0.089 R)
• M14: 4,451,285 km (0.11 R)
• M15: 4,588,915 km (0.082 R)
• M16: 4,798,053 km (0.083 R)
• M17: 5,702,820 km (0.098 R)
• M18: 6,117,506 km (0.096 R)
• M19: 7,871,990 km (0.11 R)
• M20: 8,038,791 km (0.099 R)
• M21: 8,375,985 km (0.114 R)
• M22: 9,151,351 km (0.048 R)
• M23: 9,592,066 km (0.083 R)
• M24: 9,904,725 km (0.098 R)
• M25: 10,585,994 km (0.057 R)
• M26: 12,041,432 km (0.114 R)
• M27: 12,378,625 km (0.112 R)
• M28: 12,914,934 km (0.108 R)
• M29: 13,909,460 km (0.11 R)
• M30: 14,010,289 km (0.092 R)
• M31: 15,551,447 km (0.115 R)
• M32: 15,866,051 km (0.12 R)
• M33: 18,292,229 km (0.109 R)
• M34: 18,402,782 km (0.115 R)
• M35: 18,791,288 km (0.082 R)
• M36: 18,958,538 km (0.065 R)
• M37: 19,463,431 km (0.065 R)
• M38: 19,632,776 km (0.081 R)
• M39: 20,200,649 km (0.086 R)
• M40: 20,314,942 km (0.105 R)
• M41: 20,773,908 km (0.099 R)
• M42: 21,643,970 km (0.119 R)
• M43: 21,936,583 km (0.113 R)
• M44: 22,054,017 km (0.061 R)
• M45: 22,112,809 km (0.109 R)
• M46: 22,289,484 km (0.098 R)
• M47: 23,419,397 km (0.109 R)
• M48: 25,549,072 km (0.08 R)
• M49: 26,106,624 km (0.12 R)
• M50: 28,569,005 km (0.116 R)
• M51: 29,212,275 km (0.09 R)
• M52: 29,665,407 km (0.075 R)
• M53: 29,795,258 km (0.11 R)
• M54: 30,055,559 km (0.114 R)
• M55: 30,513,029 km (0.119 R)
• M56: 31,236,484 km (0.118 R)
• M57: 31,832,632 km (0.08 R)
• M58: 32,365,649 km (0.116 R)
• M59: 32,767,319 km (0.072 R)
• M60: 33,305,572 km (0.108 R)
• M61: 33,846,668 km (0.111 R)
• M62: 34,527,189 km (0.112 R)
• M63: 34,663,921 km (0.059 R)
• M64: 35,349,827 km (0.053 R)
• M65: 35,832,580 km (0.052 R)
• M66: 37,014,253 km (0.086 R)
• M67: 40,418,951 km (0.045 R)
• M68: 40,851,588 km (0.117 R)
• M69: 42,523,943 km (0.119 R)
• M70: 45,560,480 km (0.091 R)
• M71: 46,010,620 km (0.117 R)
• M72: 46,462,256 km (0.099 R)
• M73: 46,764,145 km (0.115 R)
• M74: 48,436,499 km (0.026 R)
• M75: 48,819,320 km (0.099 R)
• M76: 50,360,478 km (0.112 R)
• M77: 51,137,040 km (0.073 R)
• M78: 52,309,289 km (0.099 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 13,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit