Skynet 6-19-21 “Mapping the Boundary of the Heliosphere” & Constellation “Libra, the Scales” 9PM CT

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Saturday’s DARC SkyNet is at 9PM CT.

Discussion Topic of the Evening.

Mapping the Boundary of the Heliosphere

Heliosphere (Bow Wave & Termination Shock Featured)

3D Heliosphere Rendering (Moving GIF)

Waz Up
Space Exploration and Space History 

Astronaut Birthdays

  • June 13, 1945: Ronald Grabe (STS-51-J, STS-30, STS-42, STS-57)
  • June 16, 1940: Taylor Wang (STS-51-B)
Miss Carolyn’s Constellation of the Week
Libra, the Scales
Space Launches For This Week

Space Coast Launches

Space Flight Now Launch Schedule

June 25

Soyuz • Pion-NKS 1

Launch time: TBD

Launch site: Plesetsk Cosmodrome, Russia

A Russian government Soyuz rocket will launch the Pion-NKS 1 electronic intelligence-gathering satellite for the Russian military. This is the first Pion-NKS spacecraft, a new generation of reconnaissance satellites for naval surveillance. The rocket will fly in the Soyuz-2.1b configuration without an upper stage. [June 18]

June 25

Falcon 9 • Transporter 2

Launch time: 1856-1954 GMT (2:56-3:54 p.m. EDT)

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 18]

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]

July 1

Soyuz • OneWeb 8

Launch time: 1248 GMT (8:48 a.m. EDT)

Launch site: Vostochny Cosmodrome, Russia

A Russian Soyuz rocket will launch 36 satellites into orbit for OneWeb, which is developing a constellation of hundreds of satellites in low Earth orbit for low-latency broadband communications. The Soyuz-2.1b rocket will use a Fregat upper stage. [June 7]


Falcon 9 • Starlink

Launch time: TBD

Launch site: SLC-4E, Vandenberg Space Force Base, California

A SpaceX Falcon 9 rocket will launch on the first dedicated mission with Starlink internet satellites from Vandenberg Space Force Base. This mission will deploy an unspecified number of Starlink satellites into a high-inclination orbit. [June 7]

July 15

Proton • Nauka

Launch time: 1716 GMT (1:16 p.m. EDT)

Launch site: Baikonur Cosmodrome, Kazakhstan

A Russian government Proton rocket will launch the Nauka laboratory module to the International Space Station. The Nauka module, or the Multipurpose Laboratory Module, will also carry the European Robotic Arm to the space station. [June 18]

July 27

Ariane 5 • Star One D2 & Eutelsat Quantum

Launch window: TBD

Launch site: ELA-3, Kourou, French Guiana

Arianespace will use an Ariane 5 ECA rocket, designated VA254, to launch the Star One D2 and Eutelsat Quantum communications satellites. Owned by the Brazilian operator Embratel Star One, the Star One D2 was built by Maxar and will deliver telecommunications, direct-to-home television services, and fast broadband to customers in South America, Mexico, Central America, and parts of the Atlantic Ocean. The Eutelsat Quantum satellite was built by SSTL and Airbus Defense and Space under the auspices of a public-private research and development project between the European Space Agency, Eutelsat and Airbus. Designed for coverage over the Middle East and North Africa, the software-defined satellite can be reprogrammed for new communications missions in orbit. Delayed from January, February, March 4, and May. [June 7]

July 30

Atlas 5 • CST-100 Starliner Orbital Flight Test 2

Launch time: 1853 GMT (2:53 p.m. EDT)

Launch site: SLC-41, Cape Canaveral Air Force Station, Florida

A United Launch Alliance Atlas 5 rocket, designated AV-082, will launch Boeing’s CST-100 Starliner spacecraft on second unpiloted test flight to the International Space Station. This mission was added after Boeing’s decision to refly the Starliner’s Orbital Flight Test before proceeding with the Crew Flight Test. The rocket will fly in a vehicle configuration with two solid rocket boosters and a dual-engine Centaur upper stage. Delayed from 3rd Quarter. Delayed from Jan. 4. Moved forward from March 29, April 2 and May. [May 13]

Recent Astronomical Discoveries 

Hubble Data Confirms Galaxies Lacking Dark Matter

Visible satellite passages over the next couple of days. 

All times are “local” (Dallas) time.


June 24

June 25

June 27

June 28


June 21

June 28


June 21

June 22

June 22

June 23