Delta-V
This blog focuses on the nuts-and-bolts of space technology. We're interested in the hardware that's actually going into orbit and beyond. We write about what's involved in building, launching, and operating spacecraft, exploration vehicles, and habitats (and what it takes on the ground to support them) today.
Delta-V is written by Stephen Cass, a senior editor at TR who has covered space technology and exploration for nine years, and Brittany Sauser, a space technology reporter at TR.
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Friday, July 02, 2010
Humanoid Robots on the Moon in 1,000 Days?
A curious NASA mission, known as Project M, could send a robot to the moon, soon.
Despite President Obama's new budget proposal to scrap moon-landing
plans NASA is pushing forward with a new lunar-based
mission, dubbed Project M.
According to the
agency, "the proposition is simple: land an operational humanoid robot on
the moon in 1,000 days."
NASA made a big splash earlier this year when it unveiled
a humanoid robot called Robonaut2 in partnership with GM. At the time, Rob Ambrose,
chief of the Software, Robotics and Simulation Division at NASA, told Technology Review that the
agency wanted to use the robot for a number of different missions, starting with visits the International Space Station. The
proposed Project M, which oddly hasn't been discussed much by NASA officials, seems to be part of this plan. The agency is also testing a
prototype lunar lander to launch the robot at Armadillo Aerospace located near
Dallas, TX. NasaWatch.com reports that the agency plans to land something on the moon in 2013.
According to NASA's Project M white paper:
The humanoid will travel to the moon on a small lander fueled by green
propellants, liquid methane and liquid oxygen. It will perform a precision, autonomous
landing, avoiding any hazards or obstacles on the surface. Upon landing the
robot will deploy and walk on the surface performing a multitude of tasks
focused on demonstrating engineering tasks such as maintenance and construction;
performing science of opportunity (i.e. using existing sensors on the robot or small
science instruments); and simple student experiments.
Below is a video of the Project M lunar lander in action.
Thursday, February 04, 2010
Buzz Aldrin Backs Obama in Scrapping Moon Program
The famous Apollo 11 astronaut says NASA's sights should be on Mars.
On
Monday, the Obama administration
announced its 2010 budget for NASA. It cancels plans to return to
the moon by 2020 and focuses on using commercial companies to ferry astronauts
to and from orbit.
While
some are up in arms over the future of human spaceflight, Buzz Aldrin is backing
the president in an editorial in The
Huffington Post.
Aldrin
calls Obama's decision his "JFK moment." He praises the president for
deciding "to redirect our nation's space policy away from the foolish and
underfunded Moon race that has consumed NASA for more than six years, aiming
instead at boosting the agency's budget by more than $1 billion more per year
over the next five years, topping off at $100 billion for NASA between now and
2015."
Aldrin
has been far from shy about criticizing the Constellation program, previously calling
the launch of its prototype rocket, Ares I-X, "fake" and
"a little more than a half-a-billion dollar political show." He
thinks that NASA should be spending taxpayer dollars on developing technology
for trips to Mars, and he backs a "flexible path" plan that would
"redirect NASA towards developing the capability of voyaging to more
distant locations in space, such as rendezvous with possibly threatening
asteroids, or comets, or even flying by Mars to land on its moons."
NASA's
administrator, Charles Bolden, said in a press
conference Tuesday that he
and senior White House officials will spend the next few months devising a new
overarching goal for NASA, and a schedule for developing technologies to send
astronauts to destinations as yet unknown.
But
Obama's budget proposal still has to be approved by congress. "My biggest
fear is that this amounts to a slow death of our nation's human space flight
program," Representative Bill Posey, Republican of Florida, said in a
statement.
Wednesday, January 27, 2010
Will the United States Return to the Moon?
Rumors suggest that the Obama administration won't fund NASA's lunar plans.
President
Obama is set to announce his 2011 budget on Monday, February 1, and reports accross
the Web suggest it won't be good news for NASA.
According to CBS
News and the Los
Angeles Times, sources
in the White House have said that the president's budget will not allocate the
money needed for NASA to return humans to the moon as outlined in the agency's Constellation program.
Instead,
according to these unnamed insiders, the White House wants to concentrate on
Earth-science projects like climate change research and the development of new
technology--possibly a heavy-lift rocket--that could someday enable human
exploration of asteroids and the inner solar system. Reportedly, the White
House also wants to invest money in commercial companies for spacecraft that
can ferry astronauts to the International Space Station, which is expected to
remain in Orbit until at least 2020.
Many
of these ideas were raised in final report of the
Augustine Panel, a committee commissioned to review NASA's Constellation program.
The panel's report suggested that the White House should abandon the
development of Ares I, NASA's next rocket to carry crew, and should rely instead
on the commercial
sector. It also outlined plans that would skip the moon, and send robotic
missions to Mars or Lagrange points.
The
Augustine Panel said that an additional $3 billion a year was required for a
"worthy" human spaceflight program. There
is speculation that NASA
will get less than $1 billion. However, the Obama administration still has to
get its budget through Congress, and it could face opposition there.
Meanwhile,
the New
York Times is
reporting that NASA is preparing a technical evaluation of its human
spaceflight program, which would "survey all the available rockets and
spacecraft, consider different strategies for reaching future destinations and
recommend a framework on how to proceed." But the study will not be
conducted until NASA's budget has been determined.
According
to the NYT, the administration might also turn to
other nations to aid in space exploration, perhaps giving the European Space
Agency the job of building a lunar lander. Michael Griffin, former NASA
administrator, told the NYT that would be a mistake. "I can't
imagine the situation where the United States doesn't want to have end-to-end
capability to reach the lunar surface," he said.
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