The Hubble space telescope has provided some of the most spectacular astronomical pictures ever taken. Some of them have even…
If you've been following developments in astronomy over the last few years, you may have heard about the so-called "crisis…
A new study used data from both Hubble and Gaia in order to obtain the most precise measurements of cosmic…
A new survey performed by the SHoES team using Hubble has confirmed that the Universe is in an accelerated rate…
Located in the northern hemisphere is Cepheus, one of the 48 constellations included by Ptolemy in his classic work, The…
Discovered in the late 18th century, Cepheid Variable stars have become an important tool for measuring the size of the…
This star is X light-years away, that galaxy is X million light-years away. That beginning the Universe is X billion…
A new kind of variable star -- 36 of that type, in fact -- has been found in a single…
[/caption] Earlier this year, I wrote an article about a Cepheid variable star named V19 in M31. This Cepheid was…
[/caption] When Hubble first discovered a Cepheid variable in the galaxy M31, the universe grew. Previously, many astronomers had held…