News – Page 18 – Astronomy Now

InSight lander detects two more sizeable marsquakes

1 April 2021 Astronomy Now

An ultra-sensitive seismometer deployed by the Mars InSight lander has detected two more sizable marsquakes, data helping scientists map the planet’s interior.

Interstellar comet 2I/Borisov may be most pristine ever seen

31 March 2021 Astronomy Now

The interstellar comet 2I/Borisov may be the most pristine ever observed, astronomers say, an untarnished remnant of another star’s nursery.

Asteroid Apophis impact ruled out for at least a century

26 March 2021 Astronomy Now

Recent radar observations have ruled out any chance of asteroid Apophis impacting Earth for at least the next century.

Polarised light shows magnetic field around M87’s black hole

24 March 2021 Astronomy Now

The Event Horizon Telescope collaborations provides a fresh look, in polarised light, at M87’s supermassive black hole.

Three more space vistas turned into sonic tapestries

24 March 2021 Astronomy Now

Data from the Chandra X-ray Observatory and other telescopes is turned into sound in NASA’s latest data sonification series.

Using Hubble to monitor changing seasons on Saturn

23 March 2021 Astronomy Now

Using the Hubble Space Telescope, astronomers are monitoring seasonal transitions in Saturn’s turbulent atmosphere.

Gravitational waves shed light on maximum neutron star mass

22 March 2021 Astronomy Now

What is the maximum mass for a neutron star, the point beyond which a black hole forms? Gravity waves may hold clues.

Now you see it, now you don’t: what happened to Mars’ water?

16 March 2021 Astronomy Now

New research indicates most of the water that once flowed and pooled on Mars may still be there, locked in minerals making up the planet’s crust.

Hubble Space Telescope out of safe mode after software glitch

15 March 2021 Astronomy Now

Engineers resolved a software glitch aboard the Hubble Space Telescope but ran into trouble with a motor used to open and close its aperture door.

Solving a cosmic (ray) mystery

12 March 2021 Astronomy Now

New research indicates the most energetic cosmic rays may be generated in young star clusters, not supernovae as previously theorised.