The journey of astronomical telescopes began in the early 17th century when Galileo Galilei crafted his first refracting ...

Missed January's planetary parade? February 2025 offers another celestial spectacle. Discover when, where & how to catch ...

Galileo mentions that “On the 7th day of January in the present year, 1610, in the first hour of the following night, when I was viewing the constellations of the heavons through a telescope ...

While this planetary alignment isn't particularly rare, it is relatively uncommon. Spotting two, three, or even four bright ...

On Jan. 7, 1610, Italian astronomer Galileo Galilei peered through his newly improved 20-power homemade telescope at the planet Jupiter. He noticed three other points of light near the planet, at ...

Astrophotographers use sophisticated imaging technology to take and edit photographs that bring us the cosmos with startling ...

On January 7, 1610, Italian astronomer Galileo Galilei used his newly improved homemade telescope, which magnified objects 20 times, to observe the planet Jupiter. Nearby, he noticed three points of ...

I hope you got a chance to see the moon nuzzled up to Venus on Feb. 1, and perhaps even checked out the pair through binoculars. Now, with the moon gone ...

Galileo's telescope opened the skies to observation ... He gave us the law of falling bodies, the first observations of lunar craters, and the discovery of Jupiter's four largest moons.

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...

Or is it as full of wonder as the night sky? As the name suggests, this isn’t the first telescope in its range to roll off the production line. It’s had a significant specs bump on its ...