The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a ...

Her determination eventually led her to join NASA and take a leading role in building the International Space Station through ...

Nestled beneath sandstone cliffs in southwestern Bulgaria, Melnik is the country’s smallest town by population—but rich in ...

I disembarked a cruise on the Norwegian Breakaway, where I spent 9 nights in a solo inside cabin measuring 6 ft 6 wide.

Mars is an inhospitable desert planet. Billions of years ago, things were different. In Jezero Crater, for example, fed by a ...

An international team of researchers has published a report on how Mars samples should be handled from a scientific point of ...

Robert Kennedy spoke on "Interstellar Flight This Century" at Oak Ridge League lunch. He is presenting a paper at a D.C.

Astronaut Shubhanshu Shukla shares extraordinary insights from his pathbreaking journey into space and his plans ahead ...

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

A scientist spotted an asteroid hiding in the sun's glare that orbits the sun in just 128 days, making it the second fastest ...

A team of physicists has pushed the limits of how small a display pixel can be, revealing a new approach that could reshape ...