estrellas

Our Sun is adrift among the stars. As our home star moves through the galaxy, so to do the other stars. This means that the apparent positions of the stars […]

When you think of a family tree, you probably think of human ancestry, and how we can trace our ancestors back to different geographical regions. All living things have a […]

Cepheid variable stars are most commonly known as a standard candle for measuring galactic distances. That’s because they vary in brightness at a rate proportional to their average brightness.  But they can also tell us something […]

Two thousand light years from Earth is a star known as Epsilon Aurigae. It’s a third magnitude star most of the time, but about every 27 years it dims to about half […]

El hierro que hace que mi sangre sea roja se creó en el instante en el que murió una estrella. – Michelle Thaller Michelle Thaller, la directora asociada de comunicación científica […]