Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

The dark nebula is part of the Circinus West molecular cloud, which stretches for 180 light-years, containing a mass 250,000 ...

Thanks to JWST, we've learned key details about methanol — a key building block for organic compounds necessary for life — on ...

The vastness of our Solar System and the distances involved is something that's hard to convey. Especially when scaled down on a chart or in a book, but Dallas Campbell thinks he's got a way of ...

The NASA New Horizons spacecraft's extensive observations of Lyman-alpha emissions have resulted in the first-ever map from the galaxy at this important ultraviolet wavelength, providing a new look at ...

The way people think of the Solar System has changed many times throughout history. Before the development of the telescope, these ideas were based on what could be seen with the naked eye.