Aerospace

Scientists uncover the blue lurker: A star’s wild journey in a triple-star system

Our sun is a solitary star, but many stars in the galaxy have companions. In some systems, stars interact in fascinating ways. One of these...

Space itself may have created galaxies

According to new research, the earliest seeds of structures may have been laid down by gravitational waves sloshing around in the infant universe. Cosmologists strongly...

How living without gravity affects the human body

Imagine living in a place where there’s no up or down, where you float instead of walking, and where gravity doesn’t pull on your...

Astronomers are watching a newly forming super star cluster

Six or seven billion years ago, most stars formed in super star clusters. That type of star formation has largely died out now. Astronomers know...

How space exploration advances medicine

Space exploration might seem like it’s all about rockets and far-off planets, but it has quietly revolutionized healthcare here on Earth. The technologies and research...

How AI is transforming space exploration

Space exploration has always been about pushing boundaries, venturing into the unknown, and discovering the secrets of the universe. Today, artificial intelligence (AI) is becoming...

Astronomers solve mystery of missing sulfur in space

For years, astronomers and astrochemists have puzzled over two big mysteries in space. First, they noticed that dense clouds and star-forming regions had much less...

Why studying asteroids could save our planet

Asteroids are rocky objects left over from the early days of our solar system, orbiting the Sun much like planets. While most asteroids are...

The first supernovae flooded the early universe with water

Water is the essence of life. Every living thing on Earth contains water within it. The Earth is rich with life because it is...

An even ghostlier neutrino may rule the universe

Strange “right-handed” neutrinos may be responsible for all the matter in the universe, according to new research. Why is the universe filled with something other...