It's a reminder of why preserving pristine night skies remains essential for both astronomy and human wonder.

In the middle of Chile's Atacama desert, there's lots of activity as construction on the Extremely Large Telescope (ELT) is still underway, with cranes helping to move pieces in place. The ELT is the ...

The Extremely Large Telescope will revolutionize our view of the cosmos when it sees first light in Chile in 2028. In fact, it could detect hints of alien life around our closest neighboring star ...

The Royal Commission for AlUla (RCU), through AlUla Manara, participated in the 8th edition of the Adaptive Optics for ...

Construction of the world's largest telescope has reached its highest point with assembly of the roof's dome and large sliding doors that will shield the observatory. The European Southern Observatory ...

There is magic in gazing at the stars—an ancient human pursuit that inspires us to wonder and ask questions. Now place yourself in the sparsely populated Chilean desert, under one of the planet's best ...

CERRO ARMAZONES, Chile — Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers make progress in the construction of the Extremely Large Telescope, planned ...

MOST is unlike any spectroscope ever built. It can unravel the light of 2,400 celestial objects simultaneously into 18,000 ...

Garching bei München, Germany -- The Council of the European Southern Observatory (ESO) has appointed Andreas Kaufer to be ...

A gibbous moon, like the one captured here, refers to a phase in which the moon is more than half illuminated but not yet ...