SpaceX Falcon Launch & Landing Attempt 5/27 5:40 PM

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Eli

Super Moderator | Elite Member
Oct 9, 1999
50,422
8
81
That video is completely mind blowing. The mere concept is amazing, but to actually see a video of the rocket sticking its landing from so high up.. Wow.
 

JEDI

Lifer
Sep 25, 2001
30,160
3,302
126
That video is completely mind blowing. The mere concept is amazing, but to actually see a video of the rocket sticking its landing from so high up.. Wow.

holy Christ that's a small platform.

and if the rocket was in orbit, why couldn't they land it back on the launch site instead of a platform at sea?
just wait a few hrs for earth rotation b4 re-entry?

save delivery costs.
 
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Crusty

Lifer
Sep 30, 2001
12,684
2
81
why the hell didn't they have a net incase of tippage?

Because the center of gravity is incredibly low on the rocket it has so little chance of tipping over. Almost all of the hardware is centered around where the landing legs are. Everything above it is mostly open space now that there is no fuel left.

Imagine a paper towel cardboard tube with a ball of lead at the bottom.

The reason it fell over in the video you are looking at is because one of the landing legs actually broke and couldn't stay locked in place to hold it upright.
 
Nov 20, 2009
10,051
2,577
136
That video is completely mind blowing. The mere concept is amazing, but to actually see a video of the rocket sticking its landing from so high up.. Wow.
I'm imagining VR headset and GoProDoIt bolted to one's weenier as it sticks it to her.
 

Brovane

Diamond Member
Dec 18, 2001
5,478
1,671
136
holy Christ that's a small platform.

and if the rocket was in orbit, why couldn't they land it back on the launch site instead of a platform at sea?
just wait a few hrs for earth rotation b4 re-entry?

save delivery costs.

The 1st stage doesn't obtain orbital velocity. At staging the booster stage is moving at around 8000 km/h and orbital velocity is about 28000 km/h. So waiting in orbit for the Earth Rotation is not a option.

This mission was going to a higher orbit (GTO) which requires staging to occur at around 8000 km/h and the 1st stage is moving to fast downrange to attempt a RTLS (Return to Landing Site). For Low Earth Orbit missions staging occurs at around 6000 km/h and their is enough fuel to negate the downrange velocity and attempt a landing back on land.
 

Red Squirrel

No Lifer
May 24, 2003
67,882
12,354
126
www.anyf.ca
holy Christ that's a small platform.

and if the rocket was in orbit, why couldn't they land it back on the launch site instead of a platform at sea?
just wait a few hrs for earth rotation b4 re-entry?

save delivery costs.

I don't think the first stage reaches a stable orbit, it would cost more fuel to do that, so it's going to fall back down anyway, so easier to just mostly follow that path.

I'm imagining VR headset and GoProDoIt bolted to one's weenier as it sticks it to her.

With Interstellar music and camera angles to make it look like the docking scene.
 

Thebobo

Lifer
Jun 19, 2006
18,592
7,673
136
Very cool pics. Like the one with the people showing the people for scale.

 
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Brovane

Diamond Member
Dec 18, 2001
5,478
1,671
136
It looks like because of the tilt and the legs not being completely level the booster walked across the desk after landing and was only stopped by the rail around the edge. The booster landing was just about dead center of the X. Wouldn't have wanted to be the first guys going on-board the ship before the booster was secured.
 

tynopik

Diamond Member
Aug 10, 2004
5,245
500
126
http://spaceflightnow.com/2016/06/0...ck-home-as-company-mulls-pricing-proof-tests/

Speaking at Code Conference 2016, a tech industry meeting held this week near Los Angeles, SpaceX chief executive Elon Musk the company plans to re-fly the used rocket again in two or three months.

“Something like that,” Musk said. “It will be an important milestone. So far, the stages are looking quite good, even though they are coming through a really difficult re-entry situation, but they’re looking in good shape. We now have four of them, so we want to start re-flying them towards the end of the summer.”

. . .

In the meantime, SpaceX engineers in Texas will put the rocket stage recovered after the May 6 launch of JCSAT 14, which went through the Falcon 9’s most stressing descent yet, through a stringent series of tests to confirm other vehicles can reliably fly again.

Called delta qualification tests, the checks on the ground will help SpaceX prove to itself, customers and the insurance community that a rocket flying for the second time is as reliable as a vehicle just out of the factory.

“That’s probably more the long pole in getting to flight than doing anything to the vehicle itself,” said Gwynne Shotwell, SpaceX’s president and chief operating officer, in an April interview with Spaceflight Now.

. . .

In parallel with the engineering tests, SpaceX’s management and sales team is working behind the scenes to assuage insurance underwriters on the risks of reusing Falcon 9 boosters.

Jonathan Hofeller, SpaceX’s vice president of commercial sales, said earlier this week that the launch company is meeting with insurance firms in the next couple of weeks, according to a report in Space News.

Hofeller made his remarks at the CASBAA Satellite Industry Forum in Singapore. The meetings with insurance providers will help “make sure they understand our process for certifying these (previously-flown boosters) and getting them ready for flight,” Hofeller said in the Space News report.

Shotwell told Spaceflight Now in April that it will take some time to satisfy concerns in the insurance community. In the Space News report, an unnamed insurer said the risk management community is more than willing to underwrite Falcon 9 launches, presumably with used components, but wants more information.

“But we would like to know exactly what we are insuring,” the official said, according to Space News. “They have move rather quickly through design modifications for the rocket and it’s not always clear what new elements have been introduced.”

Shotwell outlined SpaceX’s relationship with the insurance industry in April.

“They’ve already gotten the qualification of the Merlin engine (for multiple missions), which tends to drive the insurance community,” Shotwell told Spaceflight Now. “Structures is a little more definitive analytically. You can kind of get through that. I think it’s the engines, and they already know that they’ve been qualified for more than one flight. I don’t think it’s going to be a big lift with the insurance community, but it’s certainly going to take work.”
 
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tynopik

Diamond Member
Aug 10, 2004
5,245
500
126


it can hold 5, but one is scheduled to be shipped out to spacex hq as a museum piece, so they still have some time before they have to start leaving rockets on the curb
 

tynopik

Diamond Member
Aug 10, 2004
5,245
500
126
next flight is scheduled for today

45-min window opens 10:29am ET, 2:29pm UTC
 
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