Sky This Week is brought to you in part by Celestron. Friday, January 23Pluto reaches conjunction with the Sun at 5 A.M. EST.

Today’s telecom news includes announcements on AST SpaceMobile, BlueBird 7, GTT Communications, Sisvel, among others.

Venezuela and Greenland have fuelled attempts by Malaysians to ghost the world's most powerful military by pretending that ...

One has better availability, but the other is far more affordable.

Ever read a book and felt a chill run down your spine because something in it seemed too familiar? Like maybe the author wasn ...

Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...

Greenland's mountains greatly affect local climate patterns.

A 2025 satellite image shows a series of ghostly ice swirls sculpted on the surface of Lake Michigan by strong winds during ...

New satellite records capture how polar ice sheets slide toward the sea, helping scientists better understand ice loss and rising sea levels.

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

The aurora could be visible across Canada and much of the northern tier of U.S. states — and possibly further south — Monday ...