The oldest stars in the Milky Way are forcing a fresh look at one of cosmology’s biggest arguments. If some of them are about ...

The Ultraviolet Explorer (UVEX) is a Medium-class Explorer mission that will conduct an all-sky ultraviolet survey. Credit: Caltech WASHINGTON — NASA has selected four mission concepts for additional ...

Thought to make up 85% of matter in the universe, dark matter is nonluminous and its nature is not well understood. While normal matter absorbs, reflects, and emits light, dark matter cannot be seen ...

Explore the differences between Astrophysics and Astronomy to help you decide which field is a better fit for your interests ...

NASA funded four concept studies for flagship missions for the astrophysics decadal survey. The survey recommended NASA first pursue a large space telescope that would be a hybrid of HabEx (upper ...

Time is relative, but some of us still don't have enough of it to fully take in the most salient aspects of such topics as dark matter, exoplanets, the Big Bang, and why so many objects in outer space ...

Humanity is intricately linked to the stars. They literally gave us life; we are the dust of these cosmic beasts. But more than that, human civilization has been greatly influenced by the motions and ...

What are the key scientific challenges for astronomy and astrophysics in the next decade? Pathways to Discovery in Astronomy and Astrophysics for the 2020s identifies the most compelling science goals ...

Propel your career forward with an accredited graduate certificate. Astronomical and Astrophysical observations have entered an era where the data collected by telescopes are undergoing dramatic ...

Professor Quentin Parker, Chair of the APRIM2026 and Director of the HKU Laboratory for Space Research, noted that bringing ...