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Lifestyle 09 Feb 2004 | 12:00 AM

Crewed spaceflight

A fortnightly column by D.J. BATZER

Lifestyle 23 Aug 2004 | 12:00 AM

Tightly packed red shifts

NOT so long ago there was a lively argument about the origins of galactic red shifts. This is the phenomenon first discovered by US astronomer Vesto Slipher at the Lowell Observatory in Arizona in the United States that the light from many galaxies is shifted towards the red end of the spectrum as compared with light from the Sun.

Lifestyle 06 Sep 2004 | 12:00 AM

Veils, loops and filaments

Supernovas are massive exploding stars in the Milky Way, which are visible from Earth. Eventually, they become incorporated into new planets and stars. In this way, the heavy element content of the Milky Way and other spiral galaxies is slowly but steadily increased.

Lifestyle 18 Oct 2004 | 12:00 AM

Point of observation

D.J. BATZER talks about famous observatories throughout history.

World 21 Jun 2005 | 12:00 AM

NASA opens new office to analyze space programs

WASHINGTON (Reuters) - NASA announced on Monday it has set up a new department focused on analysis of how existing space programs are going and how best to get Americans back to the Moon and eventually to Mars.

World 27 Jun 2005 | 12:00 AM

Hubble spies icy comet Tempel 1 belching dust

The dust jet could be a preview of what astronomers see on July 4, when NASA's Deep Impact space probe is set to collide with the comet, giving the first glimpse inside the heart of a comet, the scientists said in a statement.

World 27 Jun 2005 | 12:00 AM

Hubble spies icy comet Tempel 1 belching dust

The dust jet could be a preview of what astronomers see on July 4, when NASA's Deep Impact space probe is set to collide with the comet, giving the first glimpse inside the heart of a comet, the scientists said in a statement.

World 30 Jun 2005 | 12:00 AM

NASA comet crash to seek building blocks of life

LOS ANGELES (Reuters) - NASA scientists are preparing to slam a coffee table-sized spacecraft into a comet half the size of Manhattan on July 4 in a cosmic smashup aimed at discovering the building blocks of life on Earth.

World 30 Jun 2005 | 12:00 AM

NASA comet crash to seek building blocks of life

LOS ANGELES (Reuters) - NASA scientists are preparing to slam a coffee table-sized spacecraft into a comet half the size of Manhattan on July 4 in a cosmic smashup aimed at discovering the building blocks of life on Earth.

Lifestyle 01 Jul 2005 | 12:00 AM

When to drop him

SHARIL DEWA checks out the latest reads on bookstore shelves.