Even though the proposed NASA authorization bill would increase funding
for planetary missions, it has gotten decidedly mixed reviews from interest groups, reports Marcia Smith of Space Policy Online.
«The DNA sequencer also needs higher accuracy and durability to withstand the long timescales required
for planetary missions.»
My goal
for planetary missions from here on out is to find roles where I can have a lot more fun and a lot less responsibility.
Not exact matches
Roger Clark, who is a senior scientist at the
Planetary Science Institute and co-investigator
for one of the
mission's instruments, explains why:
For Planetary Resources, the first wave of development is to culminate in a doughnut - shape spacecraft heading on a prospecting
mission to a near - Earth asteroid in 2020.
Within NASA's Science
Mission Directorate (SMD), the budget provides Planetary Science with a 4.5 percent increase, including a $ 150 million boost above FY 2017 omnibus funding, to $ 425 million total, for a planned mission to Jupiter's moon
Mission Directorate (SMD), the budget provides
Planetary Science with a 4.5 percent increase, including a $ 150 million boost above FY 2017 omnibus funding, to $ 425 million total,
for a planned
mission to Jupiter's moon
mission to Jupiter's moon Europa.
In addition to taking manned spaceflights deeper into space than ever before, the proposed
mission would also bring some benefit
for planetary science.
No
mission has ever explored a
planetary system as rich as Saturn's in such depth
for so long.
At a joint meeting of the European
Planetary Science Conference and the American Astronomical Society's Division
for Planetary Sciences held last week in Nantes, France, the session on ExoMars began not with a review of the
mission's science, but with a discussion about ways to ensure its survival.
In the agency's latest competition
for future Discovery
missions — its line of low - cost
planetary probes — two out of five final candidates targeted Venus, including a
mission Glaze would have led.
More recently, says John Rummel, a biologist who was NASA's
planetary protection officer before Conley, JPL has butted heads with the office over the next big
mission, the Mars 2020 rover, which will gather rock samples
for later retrieval to Earth.
Possible candidates
for robotic
planetary exploration
missions include Venus, Mars, asteroids, comets and Titan
While there are no formal plans
for a NASA
mission to Europa yet, it's a top priority
for many researchers working
for the organization, says
planetary scientist Bob Pappalardo of NASA's Jet Propulsion Laboratory.
Pappalardo has also introduced a proposal that would send
planetary scientists to Beauchamp's spring to develop strategies and test equipment
for a Europa
mission.
Solar sails that are tested in Earth's orbit must adjust their orientation with the sun regularly to build energy, says Bruce Betts of The
Planetary Society in Pasadena, California, which hopes to launch its own sail, LightSail - 1, into orbit as early as next year, paving the way
for an eventual interplanetary
mission.
For those who prefer a more macho approach,
planetary scientist Steven Chesley of NASA's Jet Propulsion Laboratory has proposed a companion
mission called ISIS.
A new
mission would likely head
for Encke, a comet described as «evolved, degassed, used - up, and as old as possible» by Contour
mission leader Joseph Veverka, a
planetary scientist at Cornell University.
The Canadian Space Agency (CSA), meanwhile, has partnered with the American, European, and Japanese space agencies, providing technology and science packages
for planetary and space - telescope
missions.
Astrophysicist Fred Espenak of the Goddard Space Flight Center speaks
for many of his colleagues: «With the current state of technology,
planetary science can be done much more inexpensively with robot
missions than with manned ones.»
The mobile laboratory also is guiding designs
for future
planetary missions.
It was meant to be a new dawn
for Japanese
planetary missions, but the disappointing reports from the country's Venus probe Akatsuki are all too familiar.
The idea is enticing because solar sails can navigate through space without any fuel, making them ideal
for lengthy round - trip
missions, says Bill Nye, director of the
Planetary Society.
Last March the National Research Council released a 400 - page report called the
Planetary Decadal Survey, which recommended 25 possible
missions for NASA between 2013 and 2022.
He worries that younger
planetary scientists are starting to look
for other opportunities, undermining the prospects of future
missions.
With budgets capped at roughly $ 1 billion and a launch rate of about twice per decade, New Frontiers
missions are arguably the best bets
for breaking new ground in
planetary science.
«We're going to see beneath the cloud tops
for the very first time,» says Scott Bolton, a
planetary scientist at the Southwest Research Institute in San Antonio and head of the Juno
mission.
Other factions within
planetary - science circles would prefer to send another
mission to Titan — maybe even an airborne drone, a sailboat or a submarine — or to reach
for farther frontiers by sending orbiters to Uranus and Neptune, the last two planets that remain scarcely explored.
These are consistent with clouds forming at sunset and sunrise, said
mission head Alan Stern during an October 18 news conference at a meeting of the American Astronomical Society's Division
for Planetary Sciences.
The dream of many a
planetary scientist is a sample - return
mission, bringing back a piece of another world, comet, or asteroid
for study, as the Apollo
missions did
for the moon.
Planetary scientist Alan Stern, director of the Southwest Research Institute in Boulder, Colorado, is the principal investigator
for the
mission.
Since then, NASA has increasingly played up the search
for life when justifying its
planetary missions.
In addition to being a first
for humanity, the $ 1.4 billion Rosetta
mission marked a strikingly ambitious effort
for ESA's
planetary exploration program.
At NASA, a 6 - month period is typical
for principal investigator — led spacecraft, such as the MESSENGER
mission to Mercury, says James Green, the director of NASA's
planetary science division in Washington, D.C.. However, Green says, NASA headquarters can insist that the principal investigator release data
for key media events.
For each of the past couple of years, Congress has given the agency's planetary - sciences division tens of millions of dollars more than it asked for, and directed it to spend the money on Europa mission concep
For each of the past couple of years, Congress has given the agency's
planetary - sciences division tens of millions of dollars more than it asked
for, and directed it to spend the money on Europa mission concep
for, and directed it to spend the money on Europa
mission concepts.
A wide variety of landscapes, ongoing surface transformations and a family of wildly spinning moons are among the riddles reported by the New Horizons
mission team November 9 at a meeting of the American Astronomical Society's Division
for Planetary Sciences.
For the Europa team, planetary scientists and researchers interested in the search for life in the solar system, each step of the Europa mission's journey is an important o
For the Europa team,
planetary scientists and researchers interested in the search
for life in the solar system, each step of the Europa mission's journey is an important o
for life in the solar system, each step of the Europa
mission's journey is an important one.
ARM will demonstrate advanced, high - power, high - throughput solar electric propulsion; advanced autonomous high - speed proximity operations at a low - gravity
planetary body; controlled touchdown and liftoff with a multi-ton mass from a low - gravity
planetary body, astronaut spacewalk activities
for sample selection, extraction, containment and return; and
mission operations of integrated robotic and crewed vehicle stack — all key components of future in - space operations
for human
missions to Mars.
HOUSTON, TEXAS — A committee of the National Research Council is insisting that the cost of two of the largest
planetary missions it is recommending
for NASA in the coming decade must be slashed or they can't fly.
Dubbed the first
planetary meteorological satellite by
mission scientists, Akatsuki was supposed to orbit Venus
for 2 years, using its five cameras operating at ultraviolet and infrared wavelengths to track clouds at different altitudes and watch
for venusian lightning.
Only one will be chosen
for flight as the fourth
mission in the
planetary exploration program; the APL - led New Horizons
mission to Pluto and the Kuiper Belt was the first New Frontiers
mission ever selected.
Earlier this month, NASA unveiled a draft set of rules
for its next Discovery competition, which funds
planetary science
missions costing no more than $ 450 million.
Bethany Ehlmann, a
planetary geologist at NASA's Jet Propulsion Laboratory and the California Institute of Technology in Pasadena who isn't involved in the
mission, says it promises «data we've not had
for Mars before.»
At stake is $ 210 million that the division gives out in grants every year
for researchers to make sense of data collected by
planetary missions.
Hunter Waite has waited years
for the chance to use his
planetary science engineering chops on a
mission to Jupiter's icy moon Europa.
The 1300
planetary scientists gathered here suffered sticker shock when Squyres presented the costs of their hoped
for missions.
A landing on Europa is «not an easy thing to achieve, primarily because we don't really know what the surface is like on the meter and submeter scale,» says Ronald Greeley, an Arizona State University
planetary geologist and co-chair of NASA's science definition team
for the Europa
mission.
NASA's Jet Propulsion Laboratory in Pasadena, California, manages the NEOWISE
mission for NASA's Planetary Defense Coordination Office within the Science Mission Directorate in Wash
mission for NASA's
Planetary Defense Coordination Office within the Science
Mission Directorate in Wash
Mission Directorate in Washington.
Some old - school
planetary scientists still fear that someone will abuse «their» data, but the Mars rover
missions have demonstrated that sharing raw images is a win - win situation, as those who work with such images are also the best PR people a
mission can wish
for.
NASA may have to draw money from other Mars
missions as well as the agency's larger
planetary exploration programme to pay
for the MSL delays, but did not specify which projects would be affected.
He knows, having been involved in NASA lunar and
planetary missions for more than four decades.