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Carbon Dioxide on Europa

Last post by smp « Thu Sep 21, 2023 8:47 pm
Replies: 1
by Graeme1858 » Thu Sep 21, 2023 7:44 pm

First post

Breaking space news!

The NASA/ESA/CSA James #Webb Space Telescope has detected carbon dioxide on the surface of Jupiter's icy moon Europa.

Last post

Very cool! Good to be getting this great information from the Webb Telescope!

smp

1 Replies

18 Views

Last post by smp
Thu Sep 21, 2023 8:47 pm
Royal Observatory in Greenwich Astronomy photographer of the year contest.

Last post by Graeme1858 « Mon Sep 18, 2023 7:43 pm
Replies: 4
by OzEclipse » Sat Sep 16, 2023 8:10 am

First post

The Royal Observatory in Greenwich has announced winning and commended entrants in this year’s Astronomy photographer of the year contest....

Last post

Some excellent images on display there. I had a day out to Greenwich to view them!

Graeme

4 Replies

51 Views

Last post by Graeme1858
Mon Sep 18, 2023 7:43 pm
Asteroid behaving unexpectedly after Nasa's deliberate Dart crash

Last post by messier 111 « Sat Sep 16, 2023 6:48 pm
Replies: 9
by smp » Mon Sep 11, 2023 3:14 pm

First post

From the BBC:
... However, using their school telescope, a team of children and their teacher Jonathan Swift at Thacher School in California have...

Last post

very informative, thx.

9 Replies

120 Views

Last post by messier 111
Sat Sep 16, 2023 6:48 pm
Webb snaps supersonic outflow of young star

Last post by Graeme1858 « Thu Sep 14, 2023 4:22 pm

by Graeme1858 » Thu Sep 14, 2023 4:22 pm

This new image from the NASA/ESA/CSA James Webb Space Telescope features Herbig-Haro 211 (HH 211), a bipolar jet travelling through interstellar...

0 Replies

17 Views

Last post by Graeme1858
Thu Sep 14, 2023 4:22 pm
Discovering Galaxies - Professor Chris Lintott

Last post by Graeme1858 « Thu Sep 14, 2023 4:19 pm
Replies: 3
by Graeme1858 » Wed Sep 13, 2023 1:14 pm

First post

Island Universes: Discovering Galaxies Beyond the Milky Way

A talk by Prof Chris Lintott - Watch tonight online - Wednesday, 13 Sep 2023 - 17:00 UT...

Last post

An excellent lecture!

3 Replies

47 Views

Last post by Graeme1858
Thu Sep 14, 2023 4:19 pm
Polaris

Last post by StarBru « Thu Sep 14, 2023 2:00 am
Replies: 4
by Graeme1858 » Tue Sep 12, 2023 9:21 am

First post

Polaris is the closest, brightest cepheid variable. Very recently, something changed

Last post

Thank you, Graeme!

4 Replies

88 Views

Last post by StarBru
Thu Sep 14, 2023 2:00 am
New image shows likely lunar crater caused by Luna 25 crash

Last post by GCoyote « Wed Sep 13, 2023 5:11 pm
Replies: 10
by smp » Sat Sep 02, 2023 1:39 pm

First post

From CNN:
CNN — A new crater has appeared on the moon, and it was likely created when Russia’s uncrewed Luna 25 mission crashed into the lunar...

Last post

I made a blink of the two images.

Thanks!

10 Replies

759 Views

Last post by GCoyote
Wed Sep 13, 2023 5:11 pm
Eyeing the Ionosphere JWST

Last post by Graeme1858 « Mon Sep 11, 2023 10:47 am

by Graeme1858 » Mon Sep 11, 2023 10:47 am

Starts in 15 minutes:

Eyeing the Ionosphere II: new JWST imagery By Royal Astronomical Society

Graeme

0 Replies

29 Views

Last post by Graeme1858
Mon Sep 11, 2023 10:47 am
Artificial star

Last post by Graeme1858 « Thu Sep 07, 2023 11:04 am

by Graeme1858 » Thu Sep 07, 2023 11:04 am

Like mariners of old, spacecraft steer by the stars – using combinations of telescopes, cameras and computers called startrackers to recognise...

0 Replies

38 Views

Last post by Graeme1858
Thu Sep 07, 2023 11:04 am
Comet Nishimura

Last post by AstroBee « Wed Sep 06, 2023 7:44 pm
Replies: 8
by Graeme1858 » Wed Sep 06, 2023 7:41 am

First post

Comet Nishimura just got hit by a solar storm:

THE SUN JUST RIPPED OFF A COMET'S TAIL: Comet Nishimura, which is plunging toward the sun for a...

Last post

Supposed to reach its brightest point on September 12th becoming a naked eye object.

Hopefully we'll all get a chance to see it telescopically or...

8 Replies

131 Views

Last post by AstroBee
Wed Sep 06, 2023 7:44 pm
Hot-fire test of Ariane 6

Last post by Graeme1858 « Wed Sep 06, 2023 12:36 pm

by Graeme1858 » Wed Sep 06, 2023 12:36 pm

Hot-fire test of Ariane 6 core stage on launch pad.

On 5 September 2023, teams from France’s space agency CNES and Arianegroup under the lead of...

0 Replies

30 Views

Last post by Graeme1858
Wed Sep 06, 2023 12:36 pm
Non-gas giant has 73 times Earth’s mass, bewildering its discoverers

Last post by AntennaGuy « Fri Sep 01, 2023 2:36 pm
Replies: 7
by smp » Thu Aug 31, 2023 3:01 pm

First post

From Ars Technica:
Today, a large international team of researchers is announcing the discovery of something our models can't explain. It's roughly...

Last post

Hmm. I'm going to guess (and yes, it's just a wild guess) that future and more detailed astronomical observations will lead researchers to revise...

7 Replies

114 Views

Last post by AntennaGuy
Fri Sep 01, 2023 2:36 pm
Mysterious dark spot detected on Neptune

Last post by Graeme1858 « Sun Aug 27, 2023 3:54 pm
Replies: 1
by smp » Sun Aug 27, 2023 1:51 pm

First post

From CNN:
CNN — Astronomers have spotted a large and mysterious dark spot within Neptune’s atmosphere, and it has an unexpectedly bright companion....

Last post

Fascinating.

1 Replies

34 Views

Last post by Graeme1858
Sun Aug 27, 2023 3:54 pm
Perseverance Mars rover spies big sunspot rotating toward Earth

Last post by Graeme1858 « Sun Aug 27, 2023 3:34 pm
Replies: 3
by smp » Sun Aug 27, 2023 1:43 pm

First post

From Space.com:
NASA's Perseverance Mars rover has given us a sneak peek of an intriguing patch of the sun that's not yet visible from Earth....

Last post

We best be ready to duck!

3 Replies

37 Views

Last post by Graeme1858
Sun Aug 27, 2023 3:34 pm
New JWST data worsens the Hubble tension

Last post by Greenman « Tue Aug 22, 2023 1:09 pm
Replies: 2
by SparWeb » Tue Aug 22, 2023 3:36 am

First post

A nicely visual, well illustrated article describing the two inconsistent values for the Hubble Constant.
JWST results only make the Cepheid...

Last post

Interesting thanks is this the answer Nod to Helcion...

2 Replies

63 Views

Last post by Greenman
Tue Aug 22, 2023 1:09 pm
Ring Nebula JWST Version

Last post by messier 111 « Mon Aug 21, 2023 10:43 pm
Replies: 1
by Graeme1858 » Mon Aug 21, 2023 7:03 pm

First post

Webb captures detailed beauty of Ring Nebula

Last post

this is an incredible version. thx.

1 Replies

46 Views

Last post by messier 111
Mon Aug 21, 2023 10:43 pm
ESA X-ray Mission

Last post by helicon « Mon Aug 21, 2023 12:09 pm
Replies: 1
by Graeme1858 » Mon Aug 21, 2023 10:09 am

First post

A collaboration between JAXA, NASA and ESA.

The X-Ray Imaging and Spectroscopy Mission (XRISM) is ready to launch on 26 August 2023 to observe the...

Last post

Sounds like a very interesting mission. Thanks for sharing the link Graeme.

1 Replies

44 Views

Last post by helicon
Mon Aug 21, 2023 12:09 pm
Astronomers find a brown dwarf that’s hotter than the Sun

Last post by StarBru « Sat Aug 19, 2023 7:49 pm
Replies: 1
by smp » Fri Aug 18, 2023 1:13 pm

First post

From Astronomy magazine:
A binary system 1,400 light years away is turning up the heat, and it might help experts better understand the class of...

Last post

Being a Trekker (non-fanatical Trekkie ;) ), I can imagine traveling close to such a system and having the opportunity to study it up close. How...

1 Replies

41 Views

Last post by StarBru
Sat Aug 19, 2023 7:49 pm
ASTRONOMERS FIND STRANGE STAR IS A POWERFUL MAGNET

Last post by messier 111 « Sat Aug 19, 2023 1:45 am
Replies: 2
by smp » Fri Aug 18, 2023 8:25 pm

First post

From Sky & Telescope:
“ Astronomers have found a star that has a magnetic field rivaling the strongest magnet humans have ever built — and it might...

Last post

very educational , thx .

2 Replies

64 Views

Last post by messier 111
Sat Aug 19, 2023 1:45 am
Starlink satellites are disrupting cosmic studies

Last post by Graeme1858 « Fri Aug 18, 2023 1:31 pm
Replies: 1
by smp » Fri Aug 18, 2023 1:14 pm

First post

From Astronomy magazine:
The vast fleet of Starlink satellites is interfering with astronomical observations, a study published in Astronomy and...

Last post

Probably not going to be high on the list of things they're going to worry about!

1 Replies

48 Views

Last post by Graeme1858
Fri Aug 18, 2023 1:31 pm
Astronomy Photographer of the Year

Last post by Graeme1858 « Thu Aug 17, 2023 7:30 am
Replies: 4
by Graeme1858 » Fri Jul 14, 2023 4:32 pm

First post

RGO Astronomy Photographer of the Year shortlist:

Astronomy Photographer of the Year

Some excellent work here.

Graeme

Last post

Here's a video of a day out at the Royal Observatory and the Astrophotography Exhibition from Glenn the Astrobloke:

I went to see the...

4 Replies

144 Views

Last post by Graeme1858
Thu Aug 17, 2023 7:30 am
Planetary defense test deflected an asteroid but unleashed a boulder swarm

Last post by Michael131313 « Sun Aug 13, 2023 12:48 am
Replies: 2
by smp » Sat Aug 12, 2023 6:03 pm

First post

From UCLA:
A new study led by UCLA astronomer David Jewitt found that the collision had an unintended consequence: It launched a cloud of boulders...

Last post

They must have known this could happen. We did. :o

2 Replies

76 Views

Last post by Michael131313
Sun Aug 13, 2023 12:48 am
Euclid first light

Last post by messier 111 « Tue Aug 01, 2023 1:56 pm
Replies: 1
by Graeme1858 » Tue Aug 01, 2023 6:12 am

First post

Capture.jpg

Last post

The European Space Agency says mission managers had a bit of a scare when they first examined the VIS pictures because it was evident stray sunlight...

1 Replies

76 Views

Last post by messier 111
Tue Aug 01, 2023 1:56 pm
Far Side CME just hit the Solar Orbiter

Last post by Michael131313 « Sat Jul 29, 2023 8:46 pm
Replies: 3
by Graeme1858 » Thu Jul 27, 2023 5:05 pm

First post

A STRONG FARSIDE CME JUST HIT SOLAR ORBITER: Europe's Solar Orbiter just got hit by the kind of CME that may have once caused a major power blackout...

Last post

Thanks Graeme and Gabrielle. That's a fun website.

3 Replies

98 Views

Last post by Michael131313
Sat Jul 29, 2023 8:46 pm
Juno Mission Io Flyby 30/07/23

Last post by Graeme1858 « Thu Jul 27, 2023 7:05 pm

by Graeme1858 » Thu Jul 27, 2023 7:05 pm

When NASA’s Juno mission flies by Jupiter’s fiery moon Io on Sunday, July 30, the spacecraft will be making its closest approach yet, coming within...

0 Replies

62 Views

Last post by Graeme1858
Thu Jul 27, 2023 7:05 pm

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