22 April 2021
Astronomy Now
  • Home
  • The Magazine
    • About
    • Current Issue
    • Subscribe
    • Renew Subscription
      • March last issue
      • April last issue
      • May last issue
  • AstroFest
  • 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
Latest News
  • [ 21 April 2021 ] Monster flare from Proxima Centauri dwarfs any ever seen from the Sun News
  • [ 19 April 2021 ] Ingenuity Mars ‘copter makes historic first flight on red planet News
  • [ 11 April 2021 ] Mars helicopter software update sets stage for Monday test flight News
  • [ 7 April 2021 ] Astronomers spot merging galaxies hosting dual quasars News
  • [ 1 April 2021 ] RAS warns of growing light pollution as satellite fleets expand News
  • Twitter
  • Facebook

primordial asteroids

News

Primordial asteroid impacts a possible solution to “faint young Sun paradox”

24 June 2016 Astronomy Now

In the first billion years of Earth’s history, the planet was bombarded by primordial asteroids, while a faint Sun provided much less heat. A Southwest Research Institute-led team posits that this tumultuous beginning may have ultimately fostered life on Earth, particularly in terms of sustaining liquid water.

Astronomy Now NewsAlert

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

News Headlines

  • Monster flare from Proxima Centauri dwarfs any ever seen from the Sun

    21 April 2021
  • Ingenuity Mars ‘copter makes historic first flight on red planet

    19 April 2021
  • Mars helicopter software update sets stage for Monday test flight

    11 April 2021
  • Astronomers spot merging galaxies hosting dual quasars

    7 April 2021
  • RAS warns of growing light pollution as satellite fleets expand

    1 April 2021
  • Home
  • The Magazine
    • About
    • Current Issue
    • Subscribe
    • Renew Subscription
      • March last issue
      • April last issue
      • May last issue
  • AstroFest
  • 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

© 2019 Pole Star Publications Limited

Do NOT follow this link or you will be banned from the site!