A coalition of scientists and historians are floating a long-shot plan to retrieve orbiting relics—raising questions about ...

The Moon has always been a plain, grayscale, landscape. Its plains and craters offer some variety, but the lunar surface ...

On September 15, 2025, NASA’s Parker Solar Probe made history by completing its 25th close flyby of the Sun, cementing its role as a groundbreaking tool in solar research. This achievement, as ...

With no atmosphere to slow it down, asteroid 2024 YR4 could carve a 1-km-wide crater—the largest fresh lunar scar in 5,000 ...

Created by the sun, the protective bubble of the heliosphere shields our solar system from harmful radiation. A new mission ...

With current rocket propulsion technology, it would take tens or hundreds of millennia to reach our neighboring star system, ...

As Science Alert points out, a quartet of powerful telescopes — NASA's Hubble, SPHEREx, Transiting Exoplanet Survey Satellite (TESS), and James Webb ... it will have made relatively close flybys of ...

When engineers at a control center in Turin, Italy, sent a faint radio signal into space, they set off a world-first experiment. The message reached NASA’s Double Asteroid Redirection Test spacecraft, ...

Asteroid 2025 FA22, nearly 4× taller than Delhi’s Qutub Minar, will zoom past Earth at 24,000 mph. Safe this time, but its ...

Interstellar Comet 3I/ATLAS is fast racing towards the inner solar system. It now has a cometary tail and a bright coma.

The Sun’s poles may hold answers to long-standing mysteries about magnetic cycles, solar wind, and space weather. The polar ...