Space News
'Sunshine' was 2007's answer to 'Project Hail Mary', and it told a much darker tale of solar catastrophe
SPACE.com - 19 Apr 2026 16:00
In space, no one can hear you ask for sun cream
The Lyrid meteor shower returns with ideal viewing conditions! Here's what to look out for this week
SPACE.com - 19 Apr 2026 15:00
After months of quiet skies, the Lyrids return with fast, bright meteors and dark, moonless viewing conditions before dawn.
The Vera C. Rubin Observatory has Discovered 11,000 New Asteroids, and It's Barely Even Started!
Universe Today - 19 Apr 2026 22:37
Rubins largest asteroid haul yet, gathered before the Legacy Survey of Space and Time even begins, is just the tip of the iceberg
Watch SpaceX launch advanced GPS satellite for US Space Force early on April 20
SPACE.com - 19 Apr 2026 18:00
SpaceX will launch a new GPS satellite for the U.S. Space Force early Monday morning (April 20), and you can watch the action live.
Sulfur-rich Mercury magmas behave differently than Earth's do
Phys.org - 19 Apr 2026 17:00
Mercury is a small, rocky planet about which researchers know relatively little. Two missions, taking readings as they passed over the planet, have revealed that Mercury is covered by an iron-poor and sulfur-rich crust. ...
Blue Origin just launched the giant Bluebird 7 mobile phone satellite into space - but it's in the wrong orbit
SPACE.com - 19 Apr 2026 16:59
Blue Origin, the space launch company founded by Jeff Bezos, achieved a successful recovery of its first reused orbital-class rocket, but the payload it put into space was left in the wrong location.
Third New Glenn launch suffers upper stage malfunction
Space News - 19 Apr 2026 15:54
Blue Origins New Glenn suffered a malfunction of its second stage on the rockets third flight April 19, stranding its payload in an off-nominal orbit. The post Third New Glenn launch suffers upper stage malfunction appea...
These blazing blue explosions may be born when a compact dead star slams into a Wolf-Rayet star
Phys.org - 19 Apr 2026 15:00
Luminous fast blue optical transients (LFBOTs) are among the universe's brightest and fastest explosions but their origin is not completely understood. A new study takes a closer look at the galaxies they occur in, o...
Theoretical models of supernova chemistry overhauled after X-ray data from Perseus Cluster reveal key discrepancies
Phys.org - 19 Apr 2026 14:00
The Perseus Cluster is a massive galaxy cluster located in the constellation Perseus. It is one of the largest structures in the observable universe, comprising more than a thousand galaxies-equivalent to roughly a thous...
Rhea Space Activity raises $6 million to develop GPS-free spacecraft navigation
Space News - 19 Apr 2026 12:41
Technology traces roots to NASAs Jet Propulsion Laboratory The post Rhea Space Activity raises $6 million to develop GPS-free spacecraft navigation appeared first on SpaceNews.
Blue Origin reuses New Glenn booster for the first time in Florida launch
Phys.org - 19 Apr 2026 12:10
Blue Origin, the U.S. space company of Amazon founder Jeff Bezos, successfully reused and recovered a booster for its New Glenn rocket on Sunday, confirming its mastery of a technical feat that could boost its launch cad...
Synthetic universe allows you to 'see and hear' galaxies evolving from the dawn of time (video)
SPACE.com - 19 Apr 2026 12:00
Scientists have used a synthetic universe to observe how the first galaxies evolved and grew. In fact, it is so close to the real thing that it's tricking some astronomers.
What Happens When Light Goes Boom? Part 4: What Brad Bradington Is Good For
Universe Today - 19 Apr 2026 04:20
Cherenkov radiation isn't just a beautiful phenomenon. It turns up in nuclear reactors, in the upper atmosphere, in gamma ray telescopes on three continents, in a cubic kilometer of Antarctic ice, and in hospital ima...