Enjoy a close conjunction of the solar system’s smallest and largest planet just days before the Full Strawberry Moon this ...

The White House’s budget plan for NASA would be woefully inadequate for achieving near-term human voyages to Mars, experts ...

Towards the end of the month, Mercury will be visible in the western horizon, the space agency said. Californians can observe ...

This month will usher in two separate conjunctions — one between the moon and a rarely-visible Mercury, and another between ...

We found big chunks of the impactor Theia.” With those five words to The New York Times, Caltech geophysicist Qian Yuan ...

The European Space Agency's (ESA) newest planetary defender has opened its "eye" to the cosmos for the first time. The Flyeye ...

This June, the Milky Way’s brilliant heart lights up the night as planets align and the solstice sun marks Earth’s celestial tipping point.

Moon marks the halfway point between the New Moon and the Full Moon. It appears as a half-illuminated disk with the right ...

What's happening in the skies over North Texas this month? June holds some spectacular sights in the night and morning sky.

One newly unveiled key element is the "Transporter," a vehicle that can be launched on a single Blue Origin New Glenn rocket ...

Nature explores the massive costs and challenges of sending astronauts to the red planet. US President Donald Trump last week ...

Dozens of NASA's missions to explore the cosmos could be in jeopardy under a budget proposal from the Trump administration.