4 February 2026
Astronomy Now
  • Home
  • The Magazine
    • About
    • Current Issue
    • Subscribe
    • Renew Subscription
      • September last issue
      • August last issue
      • July last issue
  • AstroFest 2026
  • News
  • Observing
    • UK Sky Chart
    • Almanac
    • Scope Calc
    • DSLR Calc
  • Reviews
    • Equipment
    • Book Reviews
  • Spaceflight Now
  • Shop
  • Contact Us
    • Subscriptions
    • Your Views
    • Ask Astronomy Now
    • Editorial
    • Advertising
    • AstroListings
Latest News
  • [ 26 January 2026 ] Dr Allan Chapman (1946-2026) News
  • [ 16 January 2026 ] Potentially bright ‘sungrazing’ comet discovered News
  • [ 17 December 2025 ] Thank you from the editor News
  • [ 25 October 2025 ] Hubble revisits a cosmic yardstick News
  • [ 21 October 2025 ] Europe’s planet hunting spacecraft complete and ready for final testing News
  • Facebook
  • Twitter
  • LinkedIn

Year: 2015

Observing

Bright nova in the heart of Sagittarius — still erratically variable

16 March 2015 Ade Ashford

Australian astronomer John Seach discovered a nova in Sagittarius on March 15th that’s still an easy binocular object for Southern Hemisphere observers and a challenge worth attempting in the dawn twilight of southern counties UK.

News

Download NASA’s Asteroid Data Hunter software and help save the planet

16 March 2015 Astronomy Now

New free software for home computers based on an algorithm created through NASA’s Asteroid Grand Challenge has the potential to increase the number of new asteroid discoveries by enabling amateur astronomers to analyse their own images.

News

OSIRIS detects water ice in the neck of comet 67P/Churyumov-Gerasimenko

16 March 2015 Astronomy Now

The Hapi region of 67P is located between the comet’s two lobes and has proven to be particularly active, displaying a bluish reflectivity spectrum in colour images captured with Rosetta’s OSIRIS camera. This strongly suggests that frozen water is mixed with the dust at the surface.

Uncategorized

Our complete guide to seeing the solar eclipse in safety

15 March 2015 Astronomy Now

Our complete guide to observing Friday’s large partial eclipse. Find out how observers across the UK and Europe can witness this large partial eclipse in safety.

News

Rosetta begins listening for signs of life from comet lander

14 March 2015 Stephen Clark

Europe’s Rosetta spacecraft is trying to contact the Philae landing probe for the first time since the robot fell silent after a bouncy landing on a comet in November.

Observing

Boldly gone, but we can still see your asteroid, Mr. Spock

13 March 2015 Ade Ashford

As a nice way to celebrate the memory of the late Leonard Nimoy, over the coming week astrophotographers have a chance to image the 13-mile-wide minor planet named after Mr. Spock, the Star Trek character he shall always be most closely associated with.

News

Hubble views of Ganymede’s aurorae suggest a vast salty subsurface ocean

13 March 2015 Astronomy Now

Jupiter’s moon Ganymede is the largest moon in our Solar System and the only moon with its own magnetic field. NASA’s Hubble Space Telescope has the best evidence yet for a 60-mile deep underground saline ocean on Ganymede, believed to contain more water than all the water on Earth’s surface.

News

Rippled Milky Way may be much larger than previously estimated

12 March 2015 Astronomy Now

New research indicates that the Milky Way may be 50 percent larger than previously believed. Furthermore, the Galaxy’s shape is not just a flattened spiral, but contoured into several concentric ripples.

Picture This

Space station crew returns to Earth

12 March 2015 Astronomy Now

NASA photographer Bill Ingalls captured some stunning views of a Soyuz capsule returning to Earth bringing home a space station crew.

Eclipse

Eclipse 2012: Total eclipse, Total brilliance

12 March 2015 Astronomy Now

Our Managing Editor, Steven Young, travelled with Explorers Astronomy Tours to Australia in the hope that the clouds parted for long enough to see the total solar eclipse of November 2012.

Posts pagination

« 1 … 64 65 66 … 78 »

Astronomy Now NewsAlert

Get the latest astronomical news and stargazing tips delivered to your inbox.

News Headlines

  • Dr Allan Chapman (1946-2026)
    26 January 2026
  • Potentially bright ‘sungrazing’ comet discovered
    16 January 2026
  • Thank you from the editor
    17 December 2025
  • Hubble revisits a cosmic yardstick
    25 October 2025
  • Europe’s planet hunting spacecraft complete and ready for final testing
    21 October 2025

© 2019 Pole Star Publications Limited

Astronomy Now