SpaceX's Starship, the most powerful launch vehicle ever developed, reached Earth orbit for the first time on Sept. 28, 2026. This mission, the rocket's 14th test flight, also marked the first time that Starship deployed ...
Space Exploration
Sep 30, 2026
0
366
When the universe was still in its infancy—only 500 million years after the Big Bang, or about 3% of its current age—some of the universe's earliest stars and galaxies had already formed. Astronomers have long predicted that ...
Astrobiology
Sep 24, 2026
15
364
Earth seems like a troubled place right now, but at least our cosmic surroundings appear peaceful. This is not universally true, as explosions, collisions and other dangers lurk in other places and times.
Astronomy
Oct 6, 2026
0
360
Astronomers have identified what may be the first example of a new class of radio galaxy, one whose central black hole appears to have launched powerful jets on four separate occasions. High-resolution observations with the ...
In the early days of the universe, our home looked very different from how it does today. Back then, the region in our universe that would eventually become our Milky Way neighborhood was a collection of thousands of smaller ...
Astronomy
Oct 3, 2026
1
341
Astronomers have discovered the first example of a second-generation planet orbiting a white dwarf, a world that appears to have formed from the remains of the dead star it now orbits.
Astronomy
Oct 5, 2026
0
333
For many years, the simplest view of dark energy has been that it remains unchanged. Throughout cosmic history, the mysterious ingredient believed to drive the universe's accelerated expansion is thought to have behaved in ...
Astronomy
Oct 12, 2026
15
311
An undergraduate astrophysics student at UC Berkeley has found three unusual galaxies—cataloged as Shapiro Dwarf Galaxies I, II and III. Each galaxy is far from other galaxies and has stopped making stars, a combination that ...
Astronomy
Oct 7, 2026
0
298
Scientists at Columbia University and Imperial College London have found that the largest canyon system in the solar system is still active and shaping Mars today, billions of years after it first formed.
Planetary Sciences
Oct 20, 2026
0
296
Neutron stars, the extremely dense remains of massive stars that exploded at the end of their lives, are widely studied astrophysical objects. Some of these stars, known as pulsars, spin and send out beams of radio waves, ...
