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NASA DISCOVERS NEW GALAXIES

Is this the discovery of how it all started ?

By Khuliso MuraganaPublished 11 months ago 7 min read
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During the recent years scientists made

two breakthrough discoveries about our

universe thanks to new technologies.

We’ve looked into the distant past

and we've learned something that can

change our understanding of the universe

forever.

What are these discoveries and what do

they mean to us, let's find out,

recently, we unveiled the first color

image from the James Webb Space

Telescope. It’s a mind-bending photo

capturing thousands of ancient galaxies.

This oldest documented light in the

history of the universe dates back over

13 billion years, that's just 600 million

years after the Big Bang .It’s like

getting a sneak peek into the universe's

baby album,

but that was just the beginning.

Astronomers were expecting to see some

tiny young galaxies, but what they found

was a real surprise impossibly early

impossibly massive and all that from

just a tiny red dot.

The lead author of the study ,Evo laba

was working at the computer as usual, and

suddenly he got two numbers age 13

billion years weight 100 billion stars,

when he realized what that meant he

nearly spit out his coffee,

but that red dot was just the beginning.

The next day they found five more

galaxies just like this, turns out these

six massive galaxies are as old as The

Milky Way itself.

The entire research team was in

disbelief they were like, wait what these

guys couldn't be that mature so early in

time did we make a mistake, but nope the

James Webb Space Telescope the new cool

guy on the space block just has some

serious skills. It can see through dust

clouds with its infrared vision and spot

galaxies that were previously invisible.

Move over Hubble there's a new Stargazer

in town,

but why is it shaken things up so much,

because this discovery affects our

understanding of how galaxies formed.

Let’s try to explain a long time ago,

13.8 billion years ago to be precise,our

universe was born. It was chilling out

for a while and then it started to form

the first galaxies, and these galaxies

were full of gas and dust eventually

this gas started turning into Stars. Some

galaxies were more massive and had more

stars, and some were lighter and had

almost no stars at all.In any case they

all grew, gradually the stars in them

were born slowly and smoothly,

that's how our current models explain

this,

but these new observations from the

James Webb Space Telescope show an

unexpected surprise.

Looks like even in the early Universe

our ancient friends had lots of stars,

more than what we would ever expect.

If that's the case, then these galaxies

are like the overachievers of the

universe, they skip the small and gradual

growth phase and went straight to being

giant Universe Breakers. According to our

current cosmological model, they

shouldn't even exist,

but they do so it looks like after the

Big Bang, the stars were forming much

faster than we thought, which is pretty

weird.

This could mean that there's something

missing in our understanding of the

Galaxy formation.

As you can see these Universe Breakers

are really living up to their name,

causing a potential total consensus

among scientists.

The universe was like” Hey I'm about to

flip cosmology models upside down”,

but let's not jump to conclusions,there

are many theories that could explain

these mind-boggling discoveries ,without

breaking the standard model.

For example ,maybe the light we're seeing

isn't coming from stars at all,but from

the swirling discs of Doom around

supermassive black holes.

These colossal Cosmic beasts can gobble

up matter and spit out a dazzling light

show, and James Webb telescope's Keen Eye

is picking up on these enigmatic

accretion discs like never before,

or maybe these galaxies could be playing

hide and seek with us,

maybe there's more to the story that we

haven't seen yet, after all the universe

is vast and mysterious and we've only

just begun to scratch the surface.

And whoa whoa whoa we really need to

slow down here

before we even try to explain all this

stuff, we need to confirm whether these

ancient galaxies really are that old,

although even if they're actually just

supermassive black holes, it still shows

an astounding change.

I have to wait about a year to find out

one thing's for sure, the James Webb

Space Telescope has definitely taught us

a valuable lesson ,expect the unexpected,

and this is just the beginning of

unexpected.

Evil lava's team wasn't the only one who

made such a huge breakthrough,there's

also a team that claims that they've

unlocked the secrets of the universe's

past ,and that's worth two Nobel prizes.

Move over James Webb Space Telescope,

because this discovery came from an

antenna that's smaller than a fridge,and

costs less than five million dollars,

talk about space bargain hunting.

The astronomers caught this signal that

showed some surprises, it was coming from

the earliest stars of our universe, back

in the days when they were just

beginning to twinkle.

Dark Matter may have been at work and if

that's the case then we can really be on

the verge of a great discovery.

Imagine you're looking at the night sky

filled with stars,

but there's something else there that

you can't see,

it's like an invisible cloak that covers

the entire universe,

scientists call this mysterious stuff

dark matter.

Dark matter is like the ghost of our

world, it doesn't emit, absorb or reflect

any light, we can't see it with

telescopes or our eyes, that's why we

call it dark matter, but if we can't

detect it in any way,how do we know it

exists,because of its gravitational pull.

One day we noticed that our

understanding of how galaxies were

created was incorrect. According to our

calculations,they should have been some

chaotic gas, but something held them

together turning them into spirals like

some kind of invisible glue,

then we thought maybe this invisible

glue really exists.

If the moon was invisible we would still

suspect that it exists somewhere,because

its gravity affects the tides on Earth,

this is also the case with dark matter

its gravity influences the motion of

galaxies and other Cosmic objects, in

fact Dark Matter makes up a huge chunk

of the universe, about 27% of it, moreover

the normal matter we can see like stars,

planets and galaxies only make up about

5% of the universe, so even

though we can't see dark matter there's

actually more of it in the universe than

everything we can see.

Scientists are still trying to figure

out if Dark Matter exists and what it

can be made of.

Some theories suggest that it could be

made up of exotic particles that are

different from the particles that we're

used to,

others think that it might be some kind

of weird undiscovered form of matter

that doesn't interact with light at all.

Anyway it's an intriguing mystery and if

we ever confirm the existence of Dark

Matter, our understanding of our world

will change forever.

So now you can understand why the

excitement in the scientific Community

is palpable, if this discovery is

confirmed then we will get the first

real proof of Dark Matter this discovery,

may be even more important than the Big

Bang itself, because as astronomers put

it we are made of star stuff, and so we

are glimpsing at our origin,

but of course we still have to wait and

explore all this in great detail, in

science one should never rush to

conclusions and while scientists study

this stuff we'll be here on the edge of

our seats waiting for the next space

Blockbuster to unfold.

The universe never ceases to amaze us

with its wonders,

who knew that such a small and humble

antenna could unlock such Cosmic secrets,

this goes to show that in the vastness

of space even the tiniest discoveries

can have the biggest impact keep looking

up and who knows what other Cosmic

surprises are waiting to be uncovered.

NatureScienceHumanity
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