Bruce Dorminey is a science journalist and author of «Distant Wanderers: The Search
for Planets beyond the Solar System.»
«Weather forecasts made
for planets beyond our solar system.»
The hunt
for planets beyond the solar system went up a gear today, as NASA launched its Transiting Exoplanet Survey Satellite (TESS) from Cape Canaveral Air Force Station atop a SpaceX Falcon 9 rocket.
Kepler lead scientist William Borucki, with NASA's Ames Research Center in Mountain View, California, said he's not surprised by the finding of the European team, which uses a light - splitting spectrograph called HARPS on a telescope at the La Silla Observatory in Chile to look
for planets beyond the solar system.
So far, Kepler, a NASA orbiting telescope that searches
for planets beyond our solar system, has detected over 1,200 exoplanets.
If this finding is correct, that would mean the Milky Way is home to tens of billions of planets in habitable zones, concludes a team of scientists using an Earth - based telescope to look
for planets beyond the solar system.
«What's even more fascinating is that, because this worked for the Earth and the moon, it must also work
for planets beyond our solar system,» Greenwood said in a statement.
Not exact matches
Even so, the quest
for finding truly habitable — maybe even inhabited —
planets beyond the
solar system may require more ambitious, next - generation observatories.
With
planets orbiting M dwarfs quickly becoming the darlings in the search
for life
beyond our
solar system, a new generation of observatories are poised to discover hundreds of worlds around these stars.
Participating in the conversation were Russlynn Ali, assistant secretary
for civil rights at the Department of Education; Joan Steitz, a molecular biophysicist at Yale University who studies RNA; Shirley Malcom, head of the directorate
for education and human resources at AAAS; and Sara Seager, a planetary scientist and physicist at MIT who studies the atmospheres of
planets beyond the
solar system.
Astronomers will be searching
for direct evidence of a ninth
planet in the far reaches of the
solar system; its existence was inferred this year from its gravitational effects on icy objects
beyond Pluto.
The presence of water in liquid form still guides our searches
for extraterrestrial life: on Mars, on the moons of Saturn and Jupiter or on extrasolar
planets (
beyond our
Solar System).
Yet the claim is the strongest yet in the search
for a «
Planet X,» a quest to extend the
solar system beyond Neptune that has been plagued by far - fetched claims.
Some of these
planets, all located far
beyond Earth's
solar system, could contain vast deposits of graphite or diamonds, and their apparent abundance prompts new questions about the implications of carbon - intense environments
for climate, plate tectonics, and other geological processes, as well as
for life.
The belt, which consists of antiprotons trapped by Earth's magnetic field several hundred kilometers above the
planet's surface, may ultimately become a key source of fuel
for missions venturing
beyond the
solar system.
The discovery, reported Wednesday in the journal Nature, puts the
planets orbiting the star TRAPPIST - 1 at the top of astronomers» list of places to look
for life
beyond the
solar system.
When scientists look
for extraterrestrial life, they typically turn their focus upwards, to
planets like Mars, moons like Enceladus and exoplanets
beyond our own
solar system.
-- to explore the
Solar System beyond Mars to understand how giant planets and their moons form and evolve, to search for habitable environments on and within moons (like Enceladus, Europa and Titan), and to examine the farthest bodies in the solar system for clues to the early history of the solar sy
Solar System beyond Mars to understand how giant planets and their moons form and evolve, to search for habitable environments on and within moons (like Enceladus, Europa and Titan), and to examine the farthest bodies in the solar system for clues to the early history of the solar s
System beyond Mars to understand how giant
planets and their moons form and evolve, to search
for habitable environments on and within moons (like Enceladus, Europa and Titan), and to examine the farthest bodies in the
solar system for clues to the early history of the solar sy
solar system for clues to the early history of the solar s
system for clues to the early history of the
solar sy
solar systemsystem.
The agency currently has spacecraft speeding toward Jupiter and Pluto and roving on Mars, and is searching
for planets that could potentially harbor life
beyond our
solar system.
A rogue
planet moving through the
solar system would be pretty obvious to astronomers, who can detect
planets far
beyond our home
solar system by looking
for the wobbles their passage causes in the stars they orbit.
NASA's Kepler Space Telescope continuously monitored more than 150,000 stars
beyond our
solar system, and to date has offered scientists an assortment of more than 4,000 candidate
planets for further study — the 1,000 th of which was recently verified.