A new study released on Thursday describes a search for what are called "microlensing" events, where a planet acts as a ...

Sky This Week is brought to you in part by Celestron. Friday, April 25The Moon passes 1.9° due north of Neptune at 6 A.M. EDT ...

A rare alignment of planets and our moon will produce a celestial old-school emoticon in the pre-dawn eastern sky on April 25 ...

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

Skywatchers worldwide are in for a charming cosmic display before the Sun rises Friday, as three celestial bodies will appear in close conjunction.

As my teaching and writing careers end in the next few weeks, I’m trying to suppress a feeling of quiet despair.

Fifty-six years ago, a disaster off the coast of Santa Barbara sparked the creation of Earth Day, a movement that continues to ...

How can we successfully collect and return samples from Mercury and Venus to Earth? This is what a recent study presented at the 56th Lunar and Planetary Science Conference hopes to address as a pair ...

Two years ago it was said that a bloated star had swallowed an exoplanet for the first time. That was probably not true after ...

Moved by the views of Earth below, Perry said she couldn’t resist singing ... end and TV host Michael Strahan and Laura Shepard Churchley, the eldest daughter of Mercury astronaut Alan Shepard, for ...

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