A rare geomagnetic storm triggered by a recent solar flare could make the Northern Lights visible as far south as Illinois, ...

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my research would eventually lead me to ask a question about the origin of ...

NASA's asteroid deflection mission made headlines for its success—but what scientists discovered in the aftermath stunned them. Hidden forces, explosive debris, and an unexpected twist may have ...

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

Discover the fascinating phenomenon of superkilonova, a rare cosmic explosion resulting from neutron star collisions, producing heavy elements.

The discovery of a vast, fresh impact scar on Mars began with what looked like a smudge in a routine weather snapshot. A ...

Abstract: It is hypothesized that damage to G10 railgun insulators occurs when a very concentrated stream of molten aluminum, which is ejected out of the armature-rail interface, impacts the ...

Abstract: We present the results of modelling archival observations of Type Ib SN 1999dn. In the spectra, two He I absorption features are seen: a slower component with larger opacity, and a more ...

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NASA's Parker Solar Probe captured solar material looping back to the sun, revealing how it recycles magnetic energy and shapes future solar storms. Scientists have created the first detailed maps of ...