You could forgive M17 for having an identity crisis. Observers refer to this emission region as the Omega, the Swan, and even the Checkmark Nebula. M17 doesn't even know what constellation to call ...

As astronomers peer through telescopes across the cosmos, dust clouds may distort the light from distant objects, altering observations.

The Canadian-built Atacama Cosmology Telescope in the high Chilean desert mountains, which has just given up its final batch ...

As the solar system moved through this dust-rich region, Earth may have received an increased influx of interstellar particles.

Europe's ESO astrophysics agency said Monday that a giant green energy project billed for Chile's Atacama desert -- home to ...