The study, published in the Nature Astronomy journal on Monday, made the case that hydrogen ions emitted by the Sun were carried by solar winds onto asteroids that eventually crashed into Earth and were later converted into water.
Category: science
Blue Origin's next flight to carry daughter of 1st American in space
The crew will include two honorary guests -- 'Good Morning America' co-anchor Michael Strahan and Laura Shepard Churchley, the eldest daughter of Alan Shepard, who was the first American to fly to space.
Einstein relativity theory manuscript sold for $13 mn in Paris
Christie's said on its website that the 54-page working manuscript, co-written by Einstein and Michele Besso between June 1913 and early 1914, was a crucial stage in the development of the General Theory of Relativity.
ISRO working on futuristic technologies, intelligent satellites
Satellites that vanish on their own, rockets that eat themselves, satellite based quantum communication, quantum radar, space based solar power, humanoid robotics are some of the futuristic technologies that the Indian space agency is currently working on, said a top official.
Aussie researchers seek undiscovered planets with potential for life
In particular, the researchers, including teams from the US and Europe, will focus on Alpha Centauri more than four light years from Earth, which is the closest star system to our own solar system, Xinhua news agency reported.
India's Chandrayaan-2 avoids collision with NASA's moon orbiter
For the first time in its space exploration mission, an evasive measure was carried out recently to avoid the collision between Chandrayaan-2 Orbiter and US' Lunar Reconnaissance Orbiter (LRO), Indian Space Research Organisation (ISRO) said.
Hubble's new 'molten Einstein ring' image prompts new research
Using the picture, astronomers measured the galaxy's distance, 9.4 billion light-years, when the universe was less than half its present age, placing the galaxy at the peak epoch of star formation in cosmic evolution.
New dark energy may explain why Universe is expanding
Cosmologists have found signs of a previously unknown type of dark energy -- a primordial form of the substance -- which may explain why the cosmos now seems to be expanding faster than theory predicts.
Inspiration4: SpaceX's all-civilian mission launches to orbit
SpaceX's charity-driven mission named Inspiration4 lifted off at 8:02 p.m. EDT Wednesday (5.30 am India time Thursday) aboard SpaceX's Falcon 9 rocket and Dragon spacecraft from historic Launch Complex 39A at NASA's Kennedy Space Center in Florida.
SpaceX's first all-civilian mission to launch on Sep 15
Early this year in February, SpaceX announced the charity-driven mission named Inspiration4, which will be commanded by tech entrepreneur Jared Isaacman and will have three others.
NASA's James Webb space telescope completes testing, ready to ship
Recently this network fully demonstrated that it is capable of seamlessly sending commands to the spacecraft. Live launch rehearsals are underway within the MOC with the explicit purpose of preparing for launch day and beyond.
Tesla's Full Self-Driving system 'not great,' admits Musk
Tesla CEO Elon Musk has admitted that the Full Self-Driving system is not that great, adding that the company is trying for a single tech platform for both highway and city streets to make the driving experience better.
China's Mars rover accomplishes planned exploration tasks
The CNSA added that the rover will continue to move to the boundary zone between the ancient sea and the ancient land in the southern part of Utopia Planitia, and will carry out additional tasks.
ISRO soon to carry out static test of solid fuel engine for small rocket
The official also said the space agency is planning to fly the small rocket -- Small Satellite Launch Vehicle (SSLV) -- before the end of this year itself with an Indian earth observation satellite.
Failure of pyro or fuel systems resulted in India losing rocket & satellite
Failure of the ignitor or failure of the cryogenic engine to get ignited or even the failure of the avionics in sending the ignite signal are contemplated as the reasons for Indian rocket going down on Thursday early morning.
ISRO gearing up for GISAT-1 launch on Thursday
The Indian space agency is carrying out pre-rocket launch activities at its rocket port in Andhra Pradesh's Sriharikota for sending up its earth observation satellite EOS-03 or Geo Imaging Satellite-1 (GISAT-1) early on Thursday, officials said.
ISRO to launch GISAT-1/EOS-3 on Aug 12
Three days prior to the celebration of its Independence Day, India will be sending up its earth observation satellite EOS-03 earlier named or the Geo Imaging Satellite-1 (GISAT-1), said the Indian space agency.
Intel announces new Xeon W-3300 processors
With a new processor core architecture to transform efficiency and advanced technologies to support data integrity, Intel Xeon W-3300 processors are equipped to deliver uncompromising workstation performance, the company said.
NASA lander reveals Mars' deep interiors for 1st time
NASA's Insight lander has revealed deep interiors of the Red Planet for the first time, confirming that the planet's centre is molten (Earth's outer core is molten while its inner core is solid).
Hubble telescope back in action, releases new images
NASA's Hubble Space Telescope has returned to full science observations and released new images, following recovery from a computer anomaly that suspended the telescopes observations for more than a month.
Risat-1A, GISAT-1 : More eyes in sky for India soon
The EOS-4 is a repeat microwave remote sensing satellite of Risat-1 and is configured to ensure continuity of SAR in C-Band providing microwave data to the user community for operational services.
ISRO test fire of liquid fuel engine for Gaganyaan rocket successful
Indian Space Research Organisation (ISRO) has moved further in pursuit of its first human space mission Gaganyaan by successfully conducting the third long duration hot test of liquid fuel powered Vikas Engine.
Bandla reaches space on board Virgin Galactic's VSS Unity 22
The Virgin Galactic's spacecraft reached the 100-km altitude that marks the entry into space after taking off from Spaceport America in New Mexico and returned to the base after a flight of about 90 minutes.
ISRO, CII to organise international conference on space
The digital conference and exhibition will be on the theme 'Building NewSpace in India' with an aim to facilitate and strengthen industry's participation in manufacturing of satellites, launch vehicles and using space applications in various sectors, CII said.
Evidence points to natural origin of Covid, not lab-leak: Scientists
The team, which includes Australian Nobel laureate Professor Peter Doherty, also has scientists from the UK, the US, China, Canada, New Zealand. The study was released on open-access repository Zenodo, ahead of peer review.