It is so far away that light from the Sun, traveling at a speed of 186,000 miles (300,000 kilometers) per second, takes about 8 minutes to reach us. So, 3.6 parsecs is 11.74 light years. It's a good bit further off, at 1,100 light-years. From our vantage point here on Earth we can see light from stars that are billions of light-years away. A MYSTERIOUS object 500million light years away has baffled scientists after transmitting signals that hit Earth every 16 days. Spiral galaxy (because it has spiral arms) The Large Magellanic Cloud galaxy. Something that is one parsec away is 3.26 light years away. These nearest stars are 270 000 times further from the solar system than the Sun … It is a dim red star orbiting the bright double star, Alpha Centauri. The sun is eight minutes away at the speed of light. This map is a plot of the 1500 most luminous stars within 250 light years. Before that, the last supernova visible to the eye was was documented by Johannes Kepler in 1604. It is reasonable, therefore, to assume that our universe is at least billions of years old—old enough to give the light from these stars enough time to reach our planet billions of light-years away. The inner binary appears to the unaided eye as a single star, the third brightest in the night sky, but it lies 4.37 light years from the Sun. We do, however, see a run-of-the-mill A star, Sirius, the brightest star in the night sky. But, I am sure you are wondering how in the world we go 3.26 light years per parsec! Kepler-438b lies just 470 light-years away from our solar system. It's actually faint Proxima Centauri that claims the honor of being our true nearest stellar neighbor at only 4.24 light years away. it is only hours. That's a more manageable number than 25 trillion miles, 40 trillion kilometers or 272,000 AU. TOPICS: Astrobiology Astronomy Astrophysics Exoplanet Max Planck Institute Popular. A parsec is a measure of distance. If we received a radio message from the star today, how long ago would it have been sent? The parsec is equal to 3.3 light-years. However, it takes a very long time for the light inside the sun to get out, something like a million years i think, so the light you see from the sun took eight minutes to reach you from the surface of the sun, but countless thousands of years … Simple. The closest star to Earth, other than the sun, is Alpha Centauri at some 4.4 light-years away. Some 53 stellar systems beyond our own, the Solar System, currently lie within 5.0 parsecs (16.3 light-years) of the Sun.These systems contain a total of 63 stars, of which 50 are red dwarfs, by far the most common type of star in the Milky Way.Much more massive stars, such as our own, make up the remaining 13. For instance, Mercury is the closest planet to the sun. 3.6 multiplied by 3.26 is 11.74. To understand the vastness of the universe, it helps to look at it in light years. They're just not far enough away. All of these stars are much more luminous than the Sun and most of them can be seen with the naked eye. On average, it is about 36 million miles away. The Sun creates daylight on Earth. For example, the nearest star system to ours is the triple star system of Alpha Centauri, at about 4.3 light years away. G-type supergiants can have more than nine solar-masses and a luminosity that can reach more than 10,000 times that of the Sun. Alpha Centauri at about 4.35 light years away. A new study from the Georgia Institute of Technology provides new clues indicating that an exoplanet 500 light-years away is much like Earth. The object is 241 light years away. It's not light years. The light-year we have already defined. Galaxy M 89, 60 million light years away. A light year is 9,460,730,472,580.8 kilometres, which is a vast distance, and an expression of the distance between these two planets in light years would be too small to handle easily. 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