/r/OrbitalATK

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/r/OrbitalATK

1,254 Subscribers

50

Jeff Foust: "Northrop Grumman announces it has received FTC approval for its acquisition of Orbital ATK, which becomes “Northrop Grumman Innovation Systems” after the deal closes tomorrow."

17 Comments
2018/06/05
23:36 UTC

25

Orbital ATK on Twitter: "Operations are rolling in VAFB as our crew moved and mated the #Pegasus rocket to the #Stargazer #L1011 airplane in preps for a June 14 Launch of #NASAICON. Stay tuned to @NASA_LSP for live launch coverage!"

3 Comments
2018/06/03
01:47 UTC

26

ISS with Orbital ATK's Cygnus OA-9

5 Comments
2018/06/01
09:04 UTC

30

No pressure [CG]

7 Comments
2018/05/26
20:28 UTC

22

Orbital ATK on Twitter: "The #Stargazer L-1011 has landed in VAFB @30thSpaceWing to prepare for the upcoming launch of #Pegasus, carrying the Orbital ATK-built ICON satellite for @NASA , scheduled to launch on June 14."

0 Comments
2018/05/25
18:25 UTC

20

Laidley: if we don’t win Launch Services Award from USAF for OmegA, we would not proceed with the vehicle as currently defined. It would be some other design that doesn’t address all EELV requirements. #SpaceTechExpo

13 Comments
2018/05/22
19:16 UTC

6

Sierra Nevada Corporation's Lunar Orbital Platform Proposal

1 Comment
2018/05/22
02:33 UTC

33

This morning's Antares launch seen from Connecticut

4 Comments
2018/05/22
01:01 UTC

35

Antares 230, Cygnus CRS OA-9E launch updates and discussion thread

Orbital ATK's ninth Cygnus mission under the Commercial Resupply Services contract is scheduled to lift off from the Mid-Atlantic Regional Spaceport at 08:44 UTC (4:44 AM EDT) on Monday, 21 May. The S.S. J.R. Thompson Cygnus spacecraft is carrying 3,350 kg (7,385 lb) of supplies to the International Space Station as well as six cubesats in an external NanoRacks deployer. If Monday's launch attempt is successful, Cygnus is scheduled to arrive at the ISS on Thursday, 24 May.


#Updates:

Date/Time (UTC)Info
15 MarThe OA-9E Cygnus service module departed Dulles, VA on its way to Wallops.
11 MayCygnus was mated to its Antares launch vehicle.
15 MayLate-load cargo was packed inside Cygnus.
16 MayThe S.S. J.R. Thompson Cygnus was encapsulated ahead of Sunday morning's launch.
18 May, 00:55Antares has begun rolling to Pad 0A at the Mid-Atlantic Regional Spaceport.
13:25The OA-9 launch has been delayed to to NET 21 May, 08:39 UTC (4:39 AM EDT) to allow for additional pre-launch inspections and more favorable weather. Monday's forecast shows an 80% chance of acceptable weather.
19 May, 00:28Antares is being erected at Pad 0A.
20 MayThere's a 65% chance of acceptable launch weather tomorrow morning.
21 May, 03:49The weather forecast has improved to 75% GO.
06:49The countdown has entered a planned twenty-minute hold.
06:57All stations are GO to begin fueling.
06:58The countdown has resumed.
07:04RP-1 is now being loaded into Antares' first stage.
07:34LOX loading has now begun.
08:00NASA TV coverage is live now!
08:14Liftoff is now targeting 08:44 UTC (4:44 AM EDT) to allow the weather to clear.
08:19T-10 minutes and holding. This is a planned, fifteen-minute hold.
08:32All stations are GO to resume the countdown at T-10 minutes.
08:34T-10 minutes and counting.
T-0:00:00Antares' two RD-181 engines have begun their ignition sequence.
T+0:00:04Liftoff! Go Antares! Go Cygnus!
T+0:03:35MECO. Antares' first stage has shut down.
T+0:03:41Stage separation confirmed.
T+0:04:11The payload fairing has been jettisoned.
T+0:04:16The interstage has now been jettisoned.
T+0:04:24Ignition! Antares' Castor-30XL second stage has ignited for a burn that will last about two-and-a-half minutes.
T+0:07:06Stage two burnout. Standby for Cygnus separation in about two minutes.
T+0:09:06Cygnus separation confirmed!
10:38Cygnus has fully deployed both solar arrays.

#Information and Resources:

##Media:

##Useful Links:

30 Comments
2018/05/12
23:11 UTC

20

Orbital ATK on Twitter: "The mate of our #OA9 #Cygnus to the #Antares launch vehicle is underway. Once mated, the spacecraft will be readied to receive the late load of cargo on May 15 in preparation for a 5:04 a.m. EDT launch on May 20"

4 Comments
2018/05/11
15:40 UTC

19

Orbital ATK on Twitter: "We are proud to announce that our #OA9 #Cygnus will be named in honor of J.R. Thompson, a distinguished leader in the aerospace industry and a member of our Orbital ATK family"

1 Comment
2018/05/08
16:24 UTC

26

Orbital ATK on Twitter: "We recently completed casting propellant into our first Common Boost Segment (CBS) rocket motor which paves the way for the CBS program. CBS motors will be used on our #OmegArocket!"

2 Comments
2018/04/25
18:51 UTC

26

Orbital ATK on Twitter: Launch alert! We are excited to announce that we are targeting Sunday, May 20 for the launch of our #OA9 mission to @Space_Station. The 5-minute launch window will open at 5:04 a.m. EDT."

0 Comments
2018/04/24
19:02 UTC

13

OmegA: Orbital ATK New Large - class Rocket

0 Comments
2018/04/17
00:36 UTC

20

Orbital ATK on Twitter: "We are thrilled to announce the name of our new large-class rocket: OmegA #OmegaRocket"

28 Comments
2018/04/16
23:51 UTC

22

Orbital ATK on Twitter: "We are at #SpaceSymposium! Stay tuned here for a major announcement on the progress on our Next Generation Launch system specifically designed for the @USAirForce Evolved Expendable Launch Vehicle (EELV) program #34SS"

2 Comments
2018/04/16
23:31 UTC

19

Orion and Cygnii [CG]

3 Comments
2018/04/13
02:19 UTC

6

Orbital ATK on Twitter: "Hi! I’m Deb Ocejo and I’m working on Orbital ATK’s Next Generation Launch (NGL) system. I’ll be taking over Orbital ATK’s @Twitter account for the day to give you an inside look at what it’s like to work on the NGL program."

1 Comment
2018/04/04
19:34 UTC

11

NanoRacks on Twitter: "And with another launch completed this week, we're already prepped for the next. Another huge #CubeSat mission on upcoming @OrbitalATK #OA9. Satellites have been handed over, and this batch will soon be on their way to @NASA_Wallops to be loaded in #Cygnus"

0 Comments
2018/04/04
19:03 UTC

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