Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus, Mars, ...

It's unlikely you'll be able to walk outside and see a line of planets, but according to NASA, a seven-planet parade happening tonight could be visible in some form in parts of the U.S. The upcoming ...

Six planets are hanging out in the sky this month in what’s known as a planetary parade. Catch the spectacle while you can because it’s the last one of the year. These linkups happen when several ...

A coalition of space and science organizations has endorsed billionaire Jared Isaacman to lead NASA. President Donald Trump renominated Isaacman for the position after previously withdrawing the ...

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found. The official number of exoplanets — planets outside our solar system — ...

A planetary conjunction is an astronomical event in which at least two planets – sometimes more – appear to our vantage from Earth to be close together in the sky. Both Venus and Jupiter are making ...

Scientists studying samples from the Bennu asteroid located not too far from Earth continue to find clues as to how life ...

The exoplanet is believed to be one of the farthest known from Earth. This artist's map of the Milky Way shows the location of one of the farthest known exoplanets, lying 13,000 light-years away. Most ...

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system. It’s an unprecedented ...

The discovery of the Kuiper Belt fundamentally reshaped our understanding of the solar system's architecture and population, revealing a far larger and more complex system than previously imagined.