If dark matter is a particle, it's possible that it could self-annihilate, becoming normal matter and releasing gamma radiation. Dwarf…
In a recent study published in Nature Astronomy, an international team of researchers led by NASA and The George Washington…
Mars is a lifeless wasteland for more than one reason. Not only are the temperatures and lack of water difficult…
The eerie, hellish glow coming from the Moon may seem unreal in this image, since it's invisible to our eyes.…
When was the first time that the Universe cooled down enough that light could finally move around?
While our Sun will only survive for about 5 billion more years, smaller, cooler red dwarfs can last for trillions…