It is
the first planetary object to be seen transiting a white dwarf.
Not exact matches
It is the
first time a ring has been discovered around a trans - neptunian
object, and it shows that the presence of rings could be much more common than was previously thought, in our Solar System as well as in other
planetary systems.
The European Space Agency is contemplating a mission to test ways to push such an
object off a threatening trajectory, the
first serious attempt at developing a
planetary defense.
The new
object, dubbed OGLE - TR - 56b, marks the
first time a transit led to a
planetary discovery.
As well as this black hole, Messier 15 is known to house a
planetary nebula, Pease 1 [4]-- and it was the
first globular known to contain one of these
objects [5].
«WISE 0855 is our
first opportunity to study an extrasolar
planetary - mass
object that is nearly as cold as our own gas giants,» Skemer said.
Now,
planetary scientists have conducted the
first computer simulations that bolster a controversial alternative idea: The satellites formed as our own moon did, after a big
object smashed into the planet and kicked up debris.
«It's remarkable that we've now seen for the
first time a physical
object from outside our Solar System,» says lead author Dr Alan Jackson, a postdoc at the Centre for
Planetary Sciences at the University of Toronto Scarborough in Ontario, Canada.
This is the
first known example of a gravitationally bound pair of
planetary mass
objects, and astronomers can't agree on a name for them.
The
first of these are
planetary nebulae, so called because they're round
objects that resemble planets.
«This would have been the
first ever
planetary - mass binary, making our
object even more of an oddity,» said Étiene Artigau, co-supervisor of Naud's thesis and astrophysicist at the Université de Montréal.
First off, it treats your search terms and associated terms as
planetary objects in a solar system, letting you choose which of the terms will be the centre around which the others rotate.