🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.6 AU - 0.64 AU

Year: 174 Days

Day: 17.7 Hours

Environment

Temp: 216 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,841,826 km

• M1: 207,043 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.65 AU - 1.65 AU

Year: 755 Days

Day: 41.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,841,826 km

• M1: 368,011 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.59 AU - 1.79 AU

Year: 783 Days

Day: 38.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.43 AU - 3.43 AU

Year: 1788 Days

Day: 12.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.02 AU - 4.02 AU

Year: 2873 Days

Day: 27.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,841,826 km

• M1: 142,567 km (0.093 R)
• M2: 513,569 km (0.077 R)

Asteroid Belt

Center: 11.32 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.4

Radius: 3.1

Gravity: 59.25 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 15.56 AU - 21.66 AU

Year: 28616 Days

Day: 22.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 90,841,826 km

• M1: 80,783 km (0.117 R)
• M2: 173,085 km (0.113 R)
• M3: 397,482 km (0.111 R)
• M4: 510,428 km (0.074 R)
• M5: 558,299 km (0.098 R)
• M6: 1,023,399 km (0.045 R)
• M7: 1,339,799 km (0.102 R)
• M8: 1,406,519 km (0.05 R)
• M9: 2,093,173 km (0.117 R)
• M10: 2,368,733 km (0.056 R)
• M11: 2,531,196 km (0.104 R)
• M12: 2,953,212 km (0.115 R)
• M13: 3,172,223 km (0.073 R)
• M14: 3,907,945 km (0.102 R)
• M15: 3,955,667 km (0.097 R)
• M16: 4,148,199 km (0.047 R)
• M17: 4,245,737 km (0.117 R)
• M18: 4,846,223 km (0.09 R)
• M19: 5,795,571 km (0.08 R)
• M20: 6,235,538 km (0.111 R)
• M21: 6,403,238 km (0.043 R)
• M22: 6,629,130 km (0.058 R)
• M23: 7,797,490 km (0.072 R)
• M24: 7,857,628 km (0.071 R)
• M25: 8,714,525 km (0.061 R)
• M26: 9,344,631 km (0.05 R)
• M27: 9,408,509 km (0.081 R)
• M28: 10,448,962 km (0.056 R)
• M29: 11,731,166 km (0.11 R)
• M30: 15,711,217 km (0.067 R)
• M31: 16,707,389 km (0.083 R)
• M32: 17,566,081 km (0.067 R)
• M33: 17,881,882 km (0.069 R)
• M34: 18,199,628 km (0.077 R)
• M35: 18,679,538 km (0.078 R)
• M36: 19,407,332 km (0.112 R)
• M37: 19,733,904 km (0.114 R)
• M38: 22,495,181 km (0.116 R)
• M39: 22,924,079 km (0.099 R)
• M40: 24,402,105 km (0.053 R)
• M41: 25,285,930 km (0.035 R)
• M42: 25,642,272 km (0.109 R)
• M43: 26,721,620 km (0.08 R)
• M44: 26,812,127 km (0.082 R)
• M45: 26,902,933 km (0.101 R)
• M46: 28,460,397 km (0.025 R)
• M47: 29,296,798 km (0.074 R)
• M48: 29,577,444 km (0.081 R)
• M49: 30,047,032 km (0.074 R)
• M50: 32,238,790 km (0.112 R)
• M51: 32,625,052 km (0.057 R)
• M52: 34,678,731 km (0.086 R)
• M53: 35,173,751 km (0.058 R)
• M54: 36,975,358 km (0.113 R)
• M55: 38,499,461 km (0.104 R)
• M56: 43,405,972 km (0.091 R)
• M57: 45,660,860 km (0.077 R)
• M58: 46,529,875 km (0.07 R)
• M59: 46,638,782 km (0.066 R)
• M60: 49,058,378 km (0.036 R)
• M61: 50,059,935 km (0.075 R)
• M62: 50,731,331 km (0.054 R)
• M63: 51,631,162 km (0.1 R)
• M64: 51,856,905 km (0.098 R)
• M65: 52,877,013 km (0.063 R)
• M66: 54,937,125 km (0.09 R)
• M67: 55,398,335 km (0.104 R)
• M68: 56,208,857 km (0.07 R)
• M69: 60,914,308 km (0.091 R)
• M70: 62,590,852 km (0.076 R)
• M71: 64,646,925 km (0.091 R)
• M72: 65,499,932 km (0.118 R)
• M73: 65,744,375 km (0.056 R)
• M74: 67,094,047 km (0.082 R)
• M75: 68,205,110 km (0.115 R)
• M76: 69,446,772 km (0.057 R)
• M77: 69,820,767 km (0.107 R)
• M78: 74,359,866 km (0.086 R)
• M79: 75,381,469 km (0.115 R)
• M80: 76,279,206 km (0.101 R)
• M81: 76,536,365 km (0.096 R)
• M82: 77,180,384 km (0.064 R)
• M83: 77,438,590 km (0.068 R)
• M84: 78,344,255 km (0.118 R)
• M85: 79,383,811 km (0.058 R)
• M86: 81,213,842 km (0.09 R)
• M87: 83,454,519 km (0.092 R)
• M88: 84,250,230 km (0.074 R)
• M89: 86,920,701 km (0.116 R)
• M90: 87,996,609 km (0.07 R)
• M91: 89,212,241 km (0.089 R)
• M92: 89,483,163 km (0.104 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 10,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit