Sentences with phrase «ago in a supernova»

Not exact matches

EvolvedDNA, «Does it explain the iron in the hemoglobin with in our bodies was forged inside a star that eons ago went supernova and seeded the universe with elements that coalesced into the earth.»

Riess has since hunted down supernovae that exploded more than 7 billion years ago, filling in gaps: The universe first slowed down as the inward pull of matter dominated over the relatively mild outward push of dark energy.

The most massive stars in the original cluster will have already run through their brief but brilliant lives and exploded as supernovae long ago.

«We have predicted both effects some years ago by our three - dimensional (3D) simulations of neutrino - driven supernova explosions,» says Annop Wongwathanarat, researcher at the RIKEN Astrophysical Big Bang Laboratory and lead author of the corresponding publication of 2013, at which time he worked at MPA in collaboration with his co-authors H. - Thomas Janka and Ewald Müller.

The savannahs early hominins occupied might have appeared thanks to a spate of wildfires 8 million years ago — which might in turn be linked to a nearby supernova

The Hubble Space Telescope's recent discovery of the earliest known Type Ia supernova from more than 10 billion years ago, plus other results, favor a scenario in which two white dwarfs merge.

FIFTY years ago, on 20 May 1964, Arno Penzias and Robert Wilson of the Bell Telephone Laboratories in Holmdel, New Jersey, recorded their first astronomical measurements of microwave radiation from the supernova remnant Cassiopeia A.

As part of the Space Telescope Science Institute in Maryland, he leads one of the world's few groups looking for the reverberations of ancient supernovas — those whose light hit Earth thousands of years ago.

Such grains originated more than 4.6 billion years ago in the ashes of Type II supernovae, typified here (upper left) by a Hubble Space Telescope image of the Crab Nebula, the remnant of a supernova explosion in 1054.

Rather, they analyzed microscopic silicon carbide, SiC, dust grains that formed in supernovae more than 4.6 billion years ago and were trapped in meteorites as our Solar System formed from the ashes of the galaxy's previous generations of stars.

In that case, faraway supernovas (which we see as they were billions of years ago, when the growth was more rapid) would have accumulated redshift more quickly relative to their distance than nearby ones.

Residing in the plane of the Milky Way, where it can not be observed by optical telescopes because of obscuring clouds of interstellar dust, Circinus X-1 is the glowing husk of a binary star system that exploded in a supernova event just 2,500 years ago.

A long time ago, in a galaxy far, far away, a giant star exploded in a supernova so enormous and violent that it blew itself entirely out of existence.

«We are now fully confident that one of the most popular supernova remnants detected in our galaxy was produced by an ordinary type Ia supernova that was first detected more than 400 years ago,» write Andrea Pastorello of Queen's University Belfast and Ferdinando Patat of the European Southern Observatory in Germany in a commentary on the study.

Just over a decade ago, two teams used the supernovae to show that the universe is accelerating in its expansion due to the influence of dark energy, a shocking discovery that thrust type Ia supernovae into the astrophysical limelight.

But there was no such supernova blast in the Orion nebula 4000 years ago.

He had arranged for observing time months ago to check in on a supernova he had discovered last year, the brightest ever spotted.

They further argue that the estimated distance of the supernova thought to have occurred roughly 2.6 million years ago (which may have blasted Earth's surface with enough radioactive debris to influence its climate) should be cut in half.

Our supernova is located in the outskirts of a galaxy some 100 million light years from us — so it exploded 100 million years ago but the light only reached us that night.

They made their best measurement to date in a recent study of a supernova first seen 27 years ago in a nearby galaxy.

From our perspective, the supernova happened almost 1000 years ago, in July, 1054.

In September 2011, earthlings in the northern hemisphere could peer into the Pinwheel Galaxy — which appears above the Big Dipper's handle but isn't visible from most of the southern hemisphere — and see a supernova that detonated 21 million years ago [source: PerlmanIn September 2011, earthlings in the northern hemisphere could peer into the Pinwheel Galaxy — which appears above the Big Dipper's handle but isn't visible from most of the southern hemisphere — and see a supernova that detonated 21 million years ago [source: Perlmanin the northern hemisphere could peer into the Pinwheel Galaxy — which appears above the Big Dipper's handle but isn't visible from most of the southern hemisphere — and see a supernova that detonated 21 million years ago [source: Perlman].

A few days ago it was reported that Simon Kinberg is being lined up to make his directorial debut on the next instalment in the main franchise, X-Men: Supernova.

So would past variations in our local star — or a long - ago local supernova — produced a pulse of warming?

-- how many supernova's had to be created, go through their lifetime, and then blow up per second (between say 12 billions ago and 6 billion years ago) to make those 10 ^ 50 atoms so they could come into the solar system and be grouped by gravity into our planet's orbit in time for the continents to form 4.5 billion years ago?

Two weeks ago, Legal Blog Watch mentioned that a band formed in 1989 as Supernova had filed a federal court lawsuit alleging trademark infringement and other claims against the producers of the rock - reality show Rock Star: Supernova.