Skynet 6-12-21 “What Are Gravitational Waves? (Part 2)” & Constellation “Virgo, the Maiden” 9PM CT

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Saturday’s DARC SkyNet is at 9PM CT.

Discussion Topic of the Evening.

What are Gravitational Waves? (Part 2)

Gravitational Waves

Artist Depiction of a Neutron Star collision after Inspiral

Continuous Gravitational Waves

Compact Binary Inspiral Gravitational Waves

Example of Binary Inspiral Waves

Inspiral Gravitational Wave Signal in Seconds

Stochastic Gravitational Waves

Burst Gravitational Waves

Waz Up
Space Exploration and Space History 

Space Exploration News

The giant crescent of the sun rising during the partial solar eclipse  June 10. Observers on the U.S. West Coast couldn’t see the full annular eclipse, a type of eclipse that occurs when the moon is too far away from Earth and doesn’t cover the solar disk completely, leaving a “ring of fire” around as it passes in front of the sun.

Close up of Ganymede

Monday, June 7, 2021: European astronaut Thomas Pesquet took a picture of the approaching Dragon Cargo capsule shortly before its docking at the International Space Station (ISS) on Saturday 5 June.

Space-Related Birthdays

David Scott Jun 06, 1932 Gemini 8, Apollo 9, Apollo 15

Anne McClain Jun 07, 1979 Soyuz MS-11

Bruce McCandless II Jun 08, 1937 STS-41-B, STS-31

James McDivitt Jun 10, 1929 Gemini 4, Apollo 9

Stanley G. Love Jun 08, 1965 STS-122

James van Hoften Jun 11, 1944 STS-41-C, STS-51-I

Jay C. Buckey Jun 06, 1956 STS-90

F. Drew Gaffney Jun 09, 1946 STS-40

This Week in Space History

Gemini 4 (officially Gemini IV)[3] was the second crewed spaceflight in NASA’s Project Gemini, occurring in June 1965.

X-15 First Unpowered Glide

On June 9, 1952, the Abee meteorite fell in Alberta, Canada, at 11:05 p.m. at night.

Miss Carolyn’s Constellation of the Week

Virgo, the Maiden

Space Launches For This Week

Space Coast Launches

Space Flight Now Launch Schedule

June 13

Pegasus XL • TacRL-2

Launch time: 0811 GMT (4:11 a.m. EDT; 1:11 a.m. PDT)

Launch site: L-1011, Vandenberg Space Force Base, California

An air-launched Northrop Grumman Pegasus XL rocket will deploy a payload into orbit for the U.S. Space Force’s Tactically Responsive Launch program. [June 10]

June 15

Minotaur 1 • NROL-111

Launch time: 1100 GMT (7:00 a.m. EDT)

Launch site: Pad 0B, Wallops Island, Virginia

A U.S. Air Force and Northrop Grumman Minotaur 1 rocket will launch a classified spy satellite cargo for the U.S. National Reconnaissance Office. Delayed from December 2018, 2nd Quarter 2019, late 2019, and March 2021. [June 10]


Long March 2F • Shenzhou 12

Launch time: TBD

Launch site: Jiuquan, China

A Chinese Long March 2F rocket will launch the Shenzhou 12 spacecraft with multiple Chinese astronauts to rendezvous and dock with the Chinese space station in low Earth orbit. This will be China’s seventh crewed space mission, and the first to the Chinese space station. Delayed from June 10. [May 31]

June 17

Falcon 9 • GPS 3 SV05

Launch window: 1609-1624 GMT (12:09-12:24 p.m. EDT)

Launch site: SLC-40, Cape Canaveral Space Force Station, Florida

A SpaceX Falcon 9 rocket will the U.S. Space Force’s fifth third-generation navigation satellite for the Global Positioning System. The satellite was built by Lockheed Martin. [June 7]

June 24

Falcon 9 • Transporter 2

Launch time: TBD

Launch site: SLC-40, Cape Canaveral Space Force Station, Florida

A SpaceX Falcon 9 rocket will launch the Transporter 2 mission, a rideshare flight to a sun-synchronous orbit with numerous small microsatellites and nanosatellites for commercial and government customers. Moved up from July. [June 7]



Launch time: TBD

Launch site: Satish Dhawan Space Center, Sriharikota, India

India’s Geosynchronous Satellite Launch Vehicle Mk. 2 (GSLV Mk.2), designated GSLV-F10, will launch India’s first GEO Imaging Satellite, or GISAT 1. The GISAT 1 spacecraft will provide continuous remote sensing observations over the Indian subcontinent from geostationary orbit more than 22,000 miles (nearly 36,000 kilometers) above Earth. Delayed from Jan. 15, February and March 5, 2020. Delayed from March 28, April 18, and May 2021. [May 13]

June 29

Soyuz • Progress 78P

Launch time: 2327 GMT (7:27 p.m. EDT)

Launch site: Baikonur Cosmodrome, Kazakhstan

A Russian government Soyuz rocket will launch the 78th Progress cargo delivery ship to the International Space Station. The rocket will fly in the Soyuz-2.1a configuration. Delayed from March 19. [June 7]  

Recent Astronomical Discoveries 

Astronomers Spot a “Blinking Giant” Near the Center of the Galaxy

Visible satellite passages over the next couple of days.

All times are “local” (Dallas) time.


June 17

June 19


June 19

June 21