See also stories tagged with Astronomer

Search results for astronomers

Planetary Sciences 14 hours ago

TESS finds its first rogue planet

Well over 5,000 planets have been found orbiting other star systems. One of the satellites hunting for them is TESS, the Transiting Exoplanet Survey Satellite. Astronomers using TESS think they are made a rather surprising ...

Space Exploration 15 hours ago

The Mars Sample Return mission has a shaky future, and NASA is calling on private companies for backup

A critical NASA mission in the search for life beyond Earth, Mars Sample Return, is in trouble. Its budget has ballooned from US$5 billion to over $11 billion, and the sample return date may slip from the end of this decade ...

Astronomy 19 hours ago

Recently discovered black hole is part of a nearby disrupted star cluster, study finds

European astronomers have investigated a recently detected black hole designated Gaia BH3. In their results, they found that the black hole is associated with a nearby disrupted star cluster known as ED-2. The finding is ...

Astronomy Apr 24, 2024

NASA's Chandra releases timelapse movies of Crab Nebula and Cassiopeia A

New movies of two of the most famous objects in the sky—the Crab Nebula and Cassiopeia A—are being released from NASA's Chandra X-ray Observatory. Each includes X-ray data collected by Chandra over about two decades. ...

Astronomy Apr 24, 2024

International team detects eruption of mega-magnetic star in nearby galaxy

While ESA's satellite INTEGRAL was observing the sky, it spotted a burst of gamma-rays—high-energy photons—coming from the nearby galaxy M82. Only a few hours later, ESA's XMM-Newton X-ray space telescope searched for ...

Astronomy Apr 24, 2024

Black hole 'traffic jams' discovered in galactic centers by astronomers

An international study, led by researchers from Monash University, has revealed crucial insights into black hole dynamics within massive disks at the centers of galaxies.

Astronomy Apr 23, 2024

Star bars show universe's early galaxies evolved much faster than previously thought

The universe's early galaxies were less chaotic and developed much faster than previously thought, according to new research looking back more than ten billion years in time. An international team of astronomers led by Durham ...

Astronomy Apr 23, 2024

Hubble celebrates 34th anniversary with a look at the little dumbbell nebula

In celebration of the 34th anniversary of the launch of NASA's legendary Hubble Space Telescope on April 24, astronomers took a snapshot of the Little Dumbbell Nebula (also known as Messier 76, M76, or NGC 650/651) located ...

Astrobiology Apr 23, 2024

Will we know if TRAPPIST-1e has life?

The search for extrasolar planets is currently undergoing a seismic shift. With the deployment of the Kepler Space Telescope and the Transiting Exoplanet Survey Satellite (TESS), scientists discovered thousands of exoplanets, ...

Astronomy Apr 23, 2024

MeerKAT: The South African radio telescope that's transformed our understanding of the cosmos

South Africa's Karoo region is a vast semi-arid area that stretches across four of the country's provinces. It is sparsely populated and renowned for its wide open spaces.

page 1 from 40