Niedawne zmiany

Jest to zapis większości zmian i dodatków jakie wprowadził Richard Powell w ciągu kilku ostatnich miesięcy.

11 Nov 2003
Right, well I am still alive I think. I am partially ill from a strange brain inflammation. The other major problem I have right now is that my father died recently from a heart attack.

16 Sep 2003
Epsilon Indi is now known to be orbited by two brown dwarfs. I had to change the description of the star and update the list of the nearest stars.

6 Sep 2003
250 000 visitors have now visited this website.

23 Aug 2003
I added 3 more galaxy pictures to the bottom of the Maffei Group page (and I also swapped the IC 342 picture with a better version).
I added 3 more galaxy pictures to bottom of the M81 Group page.

8 Aug 2003
I replaced the picture of NGC 55 on the Sculptor Group page with a larger version, (and I added a picture of ESO 471-06).
I added 3 more galaxy pictures to bottom of the page about the NGC 5128 Group.

30 Jul 2003
I completed some pages about:
the Leo II Groups and the Virgo III Groups.
and I wrote an additional page about the Virgo II Groups.

26 Jul 2003
Joan Girončs translated this website into Catalan!
The Portuguese version of this website also changed to a new address.

16 Jul 2003
I completed some pages about:
the Virgo Cluster the Ursa Major Groups and the Fornax Cluster.

5 Jul 2003
I am still very ill, but I completed some pages I wrote about nearby galaxy groups:
the Sculptor Group, the Maffei Group, the M81 Group, the Canes I Group, the NGC 5128 Group, the M101 Group, the Canes II Group, and the Leo I Group.

1 Jun 2003
I rewrote the Links page.
There will not be any more changes to this website for at least a month
because I am currently too ill.

30 May 2003
The following pictures were all replaced with better versions:

9 May 2003
I created a page about the Distance Scale of the Universe.

2 May 2003
I reduced the size of the visible universe to 14 billion light years. :)

This means that all references to '15 billion' have been changed to '14 billion' on the index page, the visible universe page, and the big bang page.
These arrows on the index page were changed.
The zoom out and zoom in buttons on the superclusters page and the visible universe page were also modified.
The text about ''The Size of the Universe'' on the visible universe page was also rewritten.

1 Mar 2003
I changed the table code on the index page to make it look better.

28 Feb 2003
The Polish version of this webpage changed to a new address.

23 Feb 2003
I created a page about the North America and Pelican nebulae.

11 Feb 2003
I created a page about the Eagle and Omega nebulae. (I also combined these two nebulae together into a single page).

8 Feb 2003
A few supercluster links changed location:

On the Coma supercluster page, Margaret Geller's webpage vanished, but I found an alternative.
On the Shapley supercluster page, Harlow Shapley's Note on a Remote Cloud of Galaxies in Centaurus, and his map moved to a new address.
On the Horologium supercluster page, Harlow Shapley's Catalogue of 7889 External Galaxies in Horologium and Surrounding Regions, and his map also moved to a new address.

6 Feb 2003
I created a page about the Lagoon and Trifid nebulae. (I decided to combine these two nebulae together into a single page).

22 Jan 2003
I created a page about the NGC 3576 nebula.
Oh, and 54 Piscium at 36 light years is now known to have a planet.

13 Jan 2003
A brown dwarf companion to Epsilon Indi was discovered. I included it in the list of the nearest stars, and I mention it in my description of Epsilon Indi.

1 Jan 2003
I created a page about the Eta Carinae nebula.
Michael Grochowiec translated this web page into Polish!

28 Dec 2002
I created pages about the Heart and Soul nebulae, the California nebula, the Orion nebula, the Rosette nebula, and the Cone nebula.

30 Nov 2002
I added an all-sky plot of every star visible with the naked eye.
I also added an additional picture of the Shapley supercluster at the bottom of this page.

15 Nov 2002
I created some new wallpaper. :)

11 Nov 2002
I added a much larger version of my map of the Galaxy here.
And I replaced the image at the bottom-left of this page. The previous picture was the wrong Pavo cluster!

25 Oct 2002
I added an all-sky plot of the 60000 brightest galaxies.
I added a better map of the Virgo cluster.
And I added an infra-red picture of the Milky Way.

11 Oct 2002
I created a page about the Corona Borealis supercluster

5 Oct 2002
I created a page about the Horologium supercluster

29 Sep 2002
I created a page about the Boötes supercluster

21 Sep 2002
I created a page about the Pisces-Cetus supercluster

14 Sep 2002
I created a page on the Shapley supercluster

6 Sep 2002
I created pages on the Hercules supercluster and the Leo supercluster.
I also replaced these 4 cluster maps with better versions:
the Hydra cluster
the Centaurus cluster
the Coma cluster
the Perseus cluster

14 August 2002
Hooray! 100 000 visitors. :)

18 Aug 2002
I created pages on the Hydra supercluster, Centaurus supercluster, Perseus-Pisces supercluster, Pavo-Indus supercluster, Coma supercluster and the Sculptor superclusters.

14 July 2002
Ramiro Clavijo translated this web page into Spanish!

22 Jun 2002
On the list of Stars within 50 Light Years, HR6094 is now known to have a planet and Rho1 Cancri is now known to have 3 planets.

16 Jun 2002
I changed the Dark Nebulae page - I replaced the map with a new version which includes southern hemisphere objects. I changed the list next to it. I also added a second diagram of molecular clouds.
And I replaced the picture of the Pipe Nebula with a better version.
I added a few extra dark nebulae to this map.

25 May 2002
I revised the list of The 200 Brightest Stars, especially the star names and the spectral classes.
I also replaced the picture at the bottom of the page with a picture of Orion's belt.

9 May 2002
I added a plot of our part of the Galaxy within 20000 light years.
I also made a Hertzsprung-Russell diagram by plotting 23000 stars from the Hipparcos and Gliese catalogues.

18 April 2002
I added one more star (LP 656-38) to the maps [1, 2] and list of stars within 20 light years.
There are now 110 stars within 20 light years in 79 star systems.

13 April 2002
This website was translated into Serbian!

11 April 2002
I rearranged and partially rewrote the page on The Expansion of the Universe to make it clearer.

31 March 2002
I created a page explaining all about The Expansion of the Universe.

17 March 2002
I added a map of the universe within 200 million light years.
I also modified the description of the Centaurus Supercluster. A3526 is the dominant cluster, not A3565.

4 March 2002
Norbert Rumiano translated this site into French!

1 March 2002
I rewrote some of the descriptions of nearby galaxy groups.
I also changed the picture caption at the bottom of this page.

16 February 2002

I discovered how to create

coloured table borders :)

2 February 2002
I completely revised the map of the Nearest Galaxy Groups and I also revised the list of nearby galaxies underneath it. I also added a list of the 200 Brightest Galaxies.

23 January 2002
I created some slightly better wallpaper. :)

19 January 2002
I replaced the 250 Light Years map (and this one) with an actual plot of the 1500 most luminous stars within 250 light years, and I also rewrote the "About the Map" description, I had to change my claim that the majority of the naked eye stars are within 250 light years because it isn't actually true. :)
I also added a map of the Hyades star cluster.

12 January 2002
I redrew the Visible Universe map (and this one), and I also replaced the Hubble Deep Field picture with a larger version.
I also modified the 1 billion light years map (and this one).

5 January 2002
I added this Glossary page.

1 January 2002
I changed the 20 light years map (and this one). I added two new 'DENIS' stars to it but removed the Wolf 630 system which probably lies at 21 light years. I also revised the List of the Nearest Stars.
I also added this picture of Proxima Centauri.

15 December 2001
I made minor changes to the 50 light years map (and this one) and revised the list of the stars within 50 light years (especially columns 6, 11 and 12).
I also added a picture of Capella at the bottom of the page.

24 November 2001
Redrew the Orion Arm and also added an all-sky plot of the 25000 brightest, whitest stars.
Also created this Recent Changes page.

2 November 2001
Revised and redrew the other picture of The Galaxy.

1 November 2001
Added this diagram that zooms out from the Earth to the nearest stars.

13 October 2001
I redrew the Milky Way yet again to make it even more accurate and incorporate new information about the shape of the central bar.

27 September 2001
Completely revised and redrew the Map of the Milky Way.

26 August 2001
New! A Map of Superclusters within 2 Billion Light Years!

4 August 2001
Added a detailed map of the Orion Arm within 2000 light years.

30 June 2001
Completely revised the map of the nearest galaxy groups and added a list of the nearest bright galaxies.

23 June 2001
Revised everything on superclusters. Redrew the 1 billion light years map, rewrote all of the supercluster descriptions and revised the list of the nearest superclusters.

15 June 2001
Hooray! 10000 hits on this page since last August.

26 May 2001
New! A map of superclusters within half a billion light years.

6 May 2001
Added some nebulae and star cluster pictures.

28 April 2001
Added a bit of colour to the picture of the galaxy. And added a Map of Dark Nebulae.

April 2001
Added a map of the nearest galaxy groups.

6 April 2001
Added a map of all the naked eye stars within 50 light years.

11 March 2001
Revised the map of the Virgo Supercluster and added a map of the Virgo Cluster.
Also added another diagram of the Virgo Supercluster to prove that my map is reasonably accurate. :)

20 February 2001
Added some pictures of Local Group galaxies.

telewizory led

Kamery