Potentially Hazardous Objects
rocket landings on
search for
as term
Mathilde
what if?
astrology
astronomy
atoms:
creation of
energy states of
ionized
nuclei of
atom smashers
aurora australis
aurora borealis
BFoundation
bacteria
alien
beneficial
interplanetary
symbiotic relationship with humans
bacteriophages
Barnard
BeppoSAX satellite
Big Bang
alternatives to
confirmation of
events following
use of term
what came before
Big Rip
binary systems
Black Hole Era
black holes
and accretion disks
approaching the solar system
bending light
bending space
Cygnus
definition of
and escape velocity
evaporation of
event horizons of
feeding
formation of
friction in
of galaxies
and gamma-ray bursts
and gravity
of M
and mass
possibility of
primordial
quantum
and shock waves
singularity of
sizes of
and spaghettification
spherical
stellar mass
supermassive (SMBH)
temperatures of
and tidal forces
and waterfall analogy
what if?
blazars
Bok globules
bombardier beetle
branes
brown dwarfs
calcium
Canada, power outage in
cancer
capsid
carbon
carbon dioxide
Carrington, Richard
Ceres
Chicxulub crater, Mexico
chlorine
climate change
clouds:
collisions of
formation of
molecular
cold war
comets
Hale-Bopp
impact on Earth
and Mars
nuclei of
organic compounds in
as wild cards
compass, magnetic needle of
Compton Gamma Ray Observatory satellite
conic section
convection
coronagraphs
coronal mass ejection (CME)
Cosmic Epochs
cosmic expansion
cosmic rays (CRs)
galactic
and gamma-ray bursts
intergalactic
and muons
Cox, T. J.
Crab Nebula
Cretaceous period
Cuba, Soviet missiles in
current, electrical
Cygnus
Cygnus
Dark Era
dark matter
dark nebulae
“daughter” elements
degeneracy
Degenerate Era
Deinococcus radiodurans bacterium
dinosaurs
dissociating
DNA:
damage to
and muons
of viruses
Drake, Frank
Drake Equation
Durda, Dan
dynamo
Earth:
age of
aging of
asteroids falling toward
atmosphere of
climate change on
cloud coverage of
death of
early conditions on
effects of cosmic rays on
effects of molecular clouds on
extinction events on
horizon of
impact of asteroids on
impact of comets on
and jet stream
life on
magnetic field of
meteoroids falling to
Moon in orbit around
Moon’s tidal force on
moving farther from Sun
orbit of
repopulation of
source of heat for
and Sun as red giant
and Sun’s expansion
temperatures on
Ebola virus
Einstein, Albert:
on cosmic expansion
and E = mc
on gravity
on relativity
on space and time
on speed of light
ekpyrotic universe
electricity
electromagnetic pulse of energy (EMP)
electromagnetic radiation
electromagnetic spectrum
electrons
end of everything
beginning of
deep time in
what if?
energy:
conversion to heat
creation of
E = mc equation
electromagnetic pulse (EMP) of
in magnetic field lines
from meteoroid explosions
in nuclear fusion
in quantum mechanics
Sun’s emissions of
energy state
escape velocity
Escherichia coli (E. coli) bacterium
Eskimo Nebula
Eta Carinae
Eureka (Poe)
Europa
event horizon
evolution
exponential notation
extinction events
extremophiles
faculae
Fermi, Enrico
fission
food chain, disruption of
food poisoning
“forever,” meaning of
fragmentation
future:
extrapolation of
table of possibilities
galactic cosmic rays
galaxies:
active
aging of
Andromeda
Antenna
black holes of
collisions of
doom, possibility of
dust of
energy reservoirs of
formation of
gas clouds in orbit
gravity in
light emitted by
magnetic fields of
Milky Way, see Milky Way Galaxy
NGC
regions of
shapes of
SMBHs of
spiral arms of
stars formed in; see also stars
tidal streams of
in Virgo Cluster
what if?
Galileo Galilei
gamma-ray bursts (GRBs)
beaming
birth of
and black holes
directional information sought for
distribution in space
effects from
and hypernovae
luminosity of
in the past
possibility of
rarity of
real-time information sought for
short vs. long
gamma rays
atmospheric absorption of
emitted by SMBHs
emitted by Sun
from nuclear testing
search for
in star core collapse
what if?
gas:
circulation of
compression of
in galaxy collision
recycled
/>
stars made from
global cooling
global warming
glycine
Grand Unification Epoch
Graves, Genevieve
gravitational waves
gravity:
and accretion disks
and black holes
concentration of
Einstein on
and escape velocity
in galaxies
and mass
and orbits
of planets
of stars
and Sun
and time
and weight
GRB
Great Rift
greenhouse effect
guest stars
Hale, George Ellery
Hale-Bopp comet
half-life
Hamilton, Andrew
Harris, Alan
Hawking, Stephen
Hawking radiation
HDred giant
HDEstar
helium:
and carbon
exhaustion of
fusion of
in stars
on Sun
helium flash
hemoglobin
Herschel, William and Caroline
Hess, Viktor
High-Energy Transient Explorer- (HETE-)
Hodges, Ann
Hodgson, Richard
hope
Hubble, Edwin
Hubble Space Telescope, and GRBs
hydrogen:
fusion of
and helium
in stars
on Sun
hydrogen peroxide
hypernovae, formation of
ice ages
Little Ice Age
molecular clouds as cause of
ice cores
infrared light
intergalactic cosmic rays
intergalactic medium
International Space Station
interstellar medium (ISM)
ionization
iridium
iron:
in blood
and fusion
in star core
jet stream
Jupiter:
early condition of
gravity of
migration of
and Sun as red giant
Kapteyn, Jacobus
Keck telescope, Hawaii
Kepler, Johannes
keyhole
kinetic impactor
Klebesadel, Ray
Korycansky, Donald
K-T boundary
Laughlin, Greg
life:
development of
on Earth
looking for
on Mars
and panspermia
precursors for
and SMBHs
light:
electromagnetic spectrum
gamma rays
infrared
lunar
optical
polarized
speed of
from supernovae
ultraviolet (UV)
visible
X-rays
lightning
Little Ice Age
Local Bubble
Local Group
Loeb, Abraham
Mplanetary nebula
M(Pinwheel galaxy)
Mgalaxy
mad cow disease
magnesium
magnetars
magnetic field lines
disruption of
energy in
and solar flares
magnetic fields:
of Earth
and electricity
of galaxies
illustration of
of stars
of Sun
magnetic reconnection
magnetism, and sunspots
magnetosphere
magnetotail
Marburg virus
Mars:
development of
early conditions on
evidence of past water on
“fossils” from
life on
meteorites from
and Sun as red giant
surface of
terraforming on
travel to
mass:
of asteroids
and black holes
center of
and gravity
of Milky Way
in quantum mechanics
mass (cont.)
of stars
of Sun
weight vs.
matter:
creation of
of nebulae
Maunder, E. W.
Maunder Minimum
Medvedev, Mikhail
Melott, Adrian
Mercury
meteorites from
orbit of
and Sun as red giant
meteorites
from Mars
sizes of
meteoroids
explosions of
falling to Earth
metallic
pancaking
terminal velocity of
meteors
methane
microbes
“Milkomeda,”
Milky Way Galaxy
age of
Andromeda heading toward
black hole of
cannibalizing
collision with Andromeda
dust of
flattened disk of
Great Rift of
in Local Group
possibility of other life in
shape of
spiral arms of
stars in, see stars
Sun in
total mass of
use of term
molecular clouds
molecules
Moon:
animal cycles timed with
cratered surface of
formation of
orbiting Earth
tidal force of
travel to
multiple-star systems
muons
mutations
NASA:
Ames Research Center, California
Compton Gamma Ray Observatory
High-Energy Transient Explorer- (HETE-)
Swift satellite
Near Earth Objects
nebulae:
Crab
dark
distance to Earth
matter of
Orion
planetary
neon
neon signs
Neptune
neutrinos
neutrons
neutron stars
New Jersey, power outage in
Newton, Isaac
NGCgalaxy
supernova
Apophis
nitric acid, acid rain caused by
nitrogen dioxide
north, finding
North American power grid
nova
nuclear airburst blasts
nuclear fusion:
energy released in
on stars
on Sun
of supernovae
nucleosynthesis
oceans, evaporation of
Olbers, Heinrich
Olbers’s paradox
Olson, Roy
Oort cloud
Ordovician era
Orion
Orionis, see Orionis under T
Orion Nebula
oxygen:
and formation of life
and ozone layer
physical properties of
in stars
ozone:
creation of
dissociation of
molecule of
and nitrogen dioxide
ozone layer:
destruction of
supernova threats to
and ultraviolet light
pancaking
panspermia
particle colliders
Peekskill, New York, meteor falling on
peritonitis
photodissociation
photons
Piazzi, Giuseppe
Pinwheel galaxy (M)
pipelines, as conductors of electricity
planetary nebulae
planetesimals
planets:
deaths of
formation of
frozen solid
gravity of
moving with asteroids
orbits of
and slingshot effect
survival of
Pluto
Poe, Edgar Allan (Eureka)
polarization
positron
Potentially Hazardous Objects
primordial black holes
Primordial Era
prions
probes, self-replicating
Project Orion
protons
pulsar winds
quantum black holes
quantum mechanics, energy and mass in
quarks
quasars
radiation:
electromagnetic
in lunar rock
protection from
from solar flares
from space
from Sun
radioactive elements, decay of
radioactive isotope Fe (iron)
radio waves
red dwarfs
red giants
Sun as
red supergiants
Relativistic Heavy Ion Collider (RHIC)
rems, of radiation absorption
RNA, of viruses
rock, density of
roentgen equivalent man, see rems
Sagittarius A* (Sgr A*)
Saint-Exupéry, Antoine de
satellites:
orbits of
radiation effects on
Saturn
aurora of
Schwabe, Heinrich
Schweickart, Rusty
Scorpius-Centaurus Association
scrapie
Search for Extraterrestrial Intelligence (SETI)
seismic waves
Seyferts
shock waves
shooting stars
Shostak, Seth
Siberia, meteoroid falling on
silicon
singularity
Sirius
Sirius A and B
Skylab
slingshot effect
Slipher, Vesto
solar flares
first observation of ()
light emitted by
on March
possibility of
radiation emitted by
seismic waves from
subatomic particles emitted by
solar irradiation
solar radiation
solar system, birth of
solar wind
sonic booms
Soviet Union:
and cold war
meteoroid falling on Siberia
missiles in Cuba
postage stamp of
space:
and black holes
Einstein on
expansion of
nature of
nuclear testing in
Death From the Skies!: These Are the Ways the World Will End... Page 31