Defying Gravity
This simulation depicts the merger of two neutron stars, which are the ultra-dense corpses of massive stars that exploded as…
Livelier Sun
This ultraviolet image shows the Sun in 2019, during solar minimum, a period during which it produces few sunspots or…
First Views
Stars twirl above the Hobby-Eberly Telescope at McDonald Observatory. A project known as HETDEX uses the telescope to probe the…
Danger Zone
This artist's concept shows a cutaway view of the Van Allen radiation belts, which are wide zones that trap charged…
Inconvenient Ring
This artist's concept depicts a recently discovered ring encircling the dwarf planet Quaoar, which is in the Kuiper Belt, far…
Jupiter Bound
The Jupiter Icy Moons Explorer (JUICE) keeps its eyes on Jupiter and the giant planet's four largest moons in this…
Colorful Debris
Bright blue stars sparkle in front of the Vela Supernova Remnant–an expanding cloud of gas and dust from an exploded…
Black-Hole Hunter
XRISM, a Japanese X-ray telescope scheduled for launch as early as this month, stares into space in this artist's concept.…
Future Fireworks
Monster stars are being born in this massive cloud of gas and dust. Known as the Vulpecula OB1 association, it's…
Big Impact
NASA recently released this sequence of images captured by Hubble Space Telescope when the DART spacecraft rammed into the small…