🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.16 AU - 1.54 AU

Year: 565 Days

Day: 37.9 Hours

Environment

Temp: -7 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,793,701 km

• M1: 236,514 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.53 AU - 1.89 AU

Year: 805 Days

Day: 27.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.38 AU - 2.16 AU

Year: 847 Days

Day: 20.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.67 AU - 2.75 AU

Year: 1606 Days

Day: 13.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,793,701 km

• M1: 1,623,735 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.3 AU - 3.44 AU

Year: 1750 Days

Day: 30.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 17.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573

Radius: 5.6

Gravity: 18.27 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 16.31 AU - 18.95 AU

Year: 26641 Days

Day: 22.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 86,793,701 km

• M1: 83,924 km (0.09 R)
• M2: 261,796 km (0.116 R)
• M3: 661,971 km (0.032 R)
• M4: 712,086 km (0.089 R)
• M5: 763,398 km (0.063 R)
• M6: 897,438 km (0.117 R)
• M7: 981,661 km (0.07 R)
• M8: 1,344,286 km (0.098 R)
• M9: 2,256,833 km (0.112 R)
• M10: 3,629,693 km (0.105 R)
• M11: 4,276,106 km (0.112 R)
• M12: 4,467,292 km (0.071 R)
• M13: 4,515,462 km (0.042 R)
• M14: 5,158,284 km (0.052 R)
• M15: 6,472,950 km (0.032 R)
• M16: 6,747,762 km (0.083 R)
• M17: 6,914,563 km (0.115 R)
• M18: 7,652,679 km (0.099 R)
• M19: 8,060,333 km (0.089 R)
• M20: 8,715,273 km (0.087 R)
• M21: 9,511,133 km (0.11 R)
• M22: 9,573,366 km (0.107 R)
• M23: 10,266,303 km (0.105 R)
• M24: 10,522,265 km (0.087 R)
• M25: 10,715,546 km (0.045 R)
• M26: 10,780,322 km (0.112 R)
• M27: 11,833,341 km (0.078 R)
• M28: 11,967,381 km (0.095 R)
• M29: 12,304,275 km (0.107 R)
• M30: 12,850,158 km (0.074 R)
• M31: 14,391,166 km (0.115 R)
• M32: 14,893,665 km (0.11 R)
• M33: 14,965,921 km (0.049 R)
• M34: 15,256,140 km (0.111 R)
• M35: 15,548,155 km (0.06 R)
• M36: 17,720,017 km (0.105 R)
• M37: 17,950,099 km (0.106 R)
• M38: 18,335,613 km (0.07 R)
• M39: 19,351,083 km (0.064 R)
• M40: 19,746,470 km (0.111 R)
• M41: 20,948,489 km (0.096 R)
• M42: 22,587,782 km (0.074 R)
• M43: 23,254,839 km (0.116 R)
• M44: 24,352,738 km (0.109 R)
• M45: 26,774,279 km (0.098 R)
• M46: 26,862,242 km (0.102 R)
• M47: 26,950,206 km (0.097 R)
• M48: 27,303,107 km (0.052 R)
• M49: 28,460,546 km (0.109 R)
• M50: 31,841,608 km (0.11 R)
• M51: 31,934,807 km (0.098 R)
• M52: 32,495,500 km (0.064 R)
• M53: 33,247,977 km (0.081 R)
• M54: 34,866,327 km (0.067 R)
• M55: 35,927,125 km (0.088 R)
• M56: 38,674,490 km (0.071 R)
• M57: 40,779,033 km (0.107 R)
• M58: 41,488,875 km (0.101 R)
• M59: 42,202,607 km (0.088 R)
• M60: 42,304,931 km (0.081 R)
• M61: 43,435,742 km (0.119 R)
• M62: 43,745,858 km (0.096 R)
• M63: 46,147,802 km (0.028 R)
• M64: 47,205,459 km (0.066 R)
• M65: 47,630,765 km (0.078 R)
• M66: 48,378,007 km (0.078 R)
• M67: 49,129,287 km (0.116 R)
• M68: 49,668,139 km (0.091 R)
• M69: 51,296,661 km (0.086 R)
• M70: 51,952,947 km (0.104 R)
• M71: 53,052,790 km (0.098 R)
• M72: 53,938,410 km (0.066 R)
• M73: 54,605,766 km (0.079 R)
• M74: 56,060,904 km (0.116 R)
• M75: 56,849,734 km (0.114 R)
• M76: 58,666,750 km (0.026 R)
• M77: 62,357,180 km (0.098 R)
• M78: 62,823,775 km (0.113 R)
• M79: 63,408,553 km (0.101 R)
• M80: 64,465,911 km (0.106 R)
• M81: 67,792,220 km (0.106 R)
• M82: 68,151,853 km (0.064 R)
• M83: 70,444,590 km (0.093 R)
• M84: 71,783,491 km (0.054 R)
• M85: 72,762,609 km (0.104 R)
• M86: 73,992,603 km (0.108 R)
• M87: 74,486,425 km (0.112 R)
• M88: 82,536,436 km (0.043 R)
• M89: 82,920,604 km (0.099 R)
• M90: 84,205,051 km (0.1 R)
• M91: 85,755,035 km (0.104 R)
• M92: 86,014,288 km (0.098 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 19,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit