A giant wave of undulating gas and dust appears, per new research, to have engulfed our Solar System millions of years ago. As New Scientist reports, astrophysicists have discovered that the Radcliffe ...

US astronomers have discovered a monolithic, wave-shaped gaseous structure - the largest seen in our galaxy - made up of interconnected stellar nurseries, or star-forming regions.

The wave-shaped structure is about 9,000 light-years long, 400 light-years wide and is located 500 light-years from our Sun, which is relatively close in terms of astronomical distances.