🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.89 AU - 1.41 AU

Year: 465 Days

Day: 36.7 Hours

Environment

Temp: -16 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.97 AU - 1.43 AU

Year: 495 Days

Day: 34.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.18 AU - 1.54 AU

Year: 597 Days

Day: 15.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.38 AU - 2.76 AU

Year: 1552 Days

Day: 41 Hours

Environment

Temp: -97 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,088,539 km

• M1: 84,074 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.65 AU - 3.79 AU

Year: 2177 Days

Day: 45.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,088,539 km

• M1: 203,603 km (0.062 R)
• M2: 515,664 km (0.04 R)

Asteroid Belt

Center: 7.36 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.2

Radius: 10

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 9.2 AU - 13.8 AU

Year: 14692 Days

Day: 7.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 60,088,539 km

• M1: 129,701 km (0.076 R)
• M2: 333,454 km (0.077 R)
• M3: 405,261 km (0.103 R)
• M4: 855,999 km (0.112 R)
• M5: 940,372 km (0.044 R)
• M6: 1,027,737 km (0.041 R)
• M7: 1,532,331 km (0.112 R)
• M8: 1,689,708 km (0.088 R)
• M9: 2,774,442 km (0.054 R)
• M10: 3,098,770 km (0.106 R)
• M11: 4,179,914 km (0.088 R)
• M12: 4,589,663 km (0.103 R)
• M13: 5,367,572 km (0.105 R)
• M14: 5,487,699 km (0.1 R)
• M15: 5,771,785 km (0.102 R)
• M16: 6,227,759 km (0.113 R)
• M17: 6,396,655 km (0.106 R)
• M18: 6,738,636 km (0.107 R)
• M19: 7,042,918 km (0.08 R)
• M20: 7,845,810 km (0.064 R)
• M21: 8,028,319 km (0.11 R)
• M22: 8,120,023 km (0.09 R)
• M23: 8,258,251 km (0.108 R)
• M24: 9,008,784 km (0.112 R)
• M25: 10,125,681 km (0.109 R)
• M26: 11,337,125 km (0.061 R)
• M27: 11,960,051 km (0.034 R)
• M28: 12,064,919 km (0.109 R)
• M29: 12,861,378 km (0.113 R)
• M30: 14,504,860 km (0.074 R)
• M31: 14,728,958 km (0.119 R)
• M32: 15,010,650 km (0.112 R)
• M33: 17,091,407 km (0.099 R)
• M34: 17,506,541 km (0.029 R)
• M35: 17,685,311 km (0.054 R)
• M36: 18,225,658 km (0.117 R)
• M37: 19,507,413 km (0.104 R)
• M38: 20,190,477 km (0.106 R)
• M39: 20,440,754 km (0.068 R)
• M40: 20,692,078 km (0.025 R)
• M41: 20,755,059 km (0.061 R)
• M42: 21,324,877 km (0.066 R)
• M43: 21,964,109 km (0.074 R)
• M44: 22,609,624 km (0.034 R)
• M45: 22,674,400 km (0.093 R)
• M46: 24,783,580 km (0.068 R)
• M47: 26,680,032 km (0.087 R)
• M48: 27,645,537 km (0.082 R)
• M49: 27,993,202 km (0.106 R)
• M50: 28,482,387 km (0.112 R)
• M51: 28,833,494 km (0.029 R)
• M52: 29,044,726 km (0.106 R)
• M53: 30,037,906 km (0.066 R)
• M54: 32,057,328 km (0.106 R)
• M55: 32,203,335 km (0.049 R)
• M56: 36,074,180 km (0.078 R)
• M57: 37,141,112 km (0.077 R)
• M58: 38,063,981 km (0.076 R)
• M59: 38,761,107 km (0.118 R)
• M60: 39,150,212 km (0.086 R)
• M61: 40,403,991 km (0.053 R)
• M62: 40,719,493 km (0.086 R)
• M63: 42,709,893 km (0.108 R)
• M64: 43,272,830 km (0.054 R)
• M65: 43,595,662 km (0.106 R)
• M66: 43,919,242 km (0.034 R)
• M67: 44,081,257 km (0.11 R)
• M68: 46,536,606 km (0.086 R)
• M69: 46,701,912 km (0.109 R)
• M70: 47,281,903 km (0.065 R)
• M71: 47,697,635 km (0.117 R)
• M72: 49,963,445 km (0.083 R)
• M73: 52,780,074 km (0.094 R)
• M74: 52,866,242 km (0.106 R)
• M75: 53,125,046 km (0.117 R)
• M76: 53,211,364 km (0.079 R)
• M77: 54,512,118 km (0.102 R)
• M78: 55,210,141 km (0.111 R)
• M79: 56,262,712 km (0.096 R)
• M80: 56,438,789 km (0.076 R)
• M81: 56,791,540 km (0.082 R)
• M82: 57,587,700 km (0.082 R)
• M83: 58,387,750 km (0.111 R)
• M84: 58,565,921 km (0.057 R)
• M85: 59,101,930 km (0.092 R)
• M86: 59,191,389 km (0.08 R)
• M87: 59,549,676 km (0.054 R)
• M88: 59,639,435 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 14,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit