- NOVA
- PBS series
- Bagel stuffer
- PBS science series
- Temporary superstar
- Astral flareup
- Bright star
- New star on the horizon?
- Variable star
- Part of some bagel orders
- ___ Scotia
- PBS series currently in its 44th season
- Super star?
- Eruptive star
- Exploding star
- PBS science show
- Big star
- Bygone Chevy model
- Explosion in space
- Fish for breakfast
- Gas explosion?
- Rising star?
- Explosion in a vacuum
- Flaring star
- Big gas explosion?
- Astronomical flare-up
- Celestial flare-up
- Bursting star
- WGBH production
- Smoked salmon
- PBS favorite
- PBS show since 1974
- Smoked salmon, for short
- Briefly visible star
- Chevy that did, in fact, "go"
- De stella _____ (Tycho Brahe treatise that gave rise to an astronomical term)
- Old Chevy model that, despite urban legends, actually sold very well in Spanish-speaking nations
- It doesn't actually produce a new star, despite its name
- Sudden episode of brightness
- PBS educational series
- Chevy of yore
- Star burst
- Long-running PBS science show
- Spectacular star
- Star that brightens and then fades
- Origin of the Crab Nebula
- Pop star?
- Sudden superstar
- TV science program
- Former Chevrolet
- Old Chevrolet model
- Popular salmon
- Shining star
- PBS science program
- Star that brightens suddenly
- Stellar phenomenon
- Sky spectacle
- Bagel topper
- Bright spot in the sky
- Chevy of the '70s
- PBS staple since 1974
- Hubble Space Telescope sighting
- Intensely bright star
- Observatory observation
- Old Chevy
- Stellar sighting
- Event involving a white dwarf
- PBS series since 1974
- Highest-rated science series on TV
- Stellar spectacle
- Sudden light in the night sky
- Lox variety
- Astronomical phenomenon
- Galactic explosion
- Night light?
- Onetime Chevy muscle car
- PBS science series introduced in 1974
- PBS show named after a stellar spectacular
- Salmon variety named for a Canadian province
- Big bang
- Variable stat
- PBS program
- Bossa ___
- Dying star
- Scotia start
- TV science fare
- Hubble subject
- Old Chevy model
- Celestial exploder
- Former Chevy
- Star that brightens dramatically
- Bossa __
- __ Scotia
- Space heater?
- Show in outer space?
- Star with potential
- 1960s-'80s Chevy
- Star explosion
- Stellar explosion
- Source of a stellar explosion
- Bygone Chevy compact
- Milky Way phenomenon believed to occur almost weekly
- PBS science series since 1974
- Bossa __: dance
- Blame It on the Bossa __
- Planet of the Apes girl
- PBS show
- Sky sight
- TV science series
- Science series
- __ Scotia salmon
- __ Scotia lox
- Celestial explosion
- Halifax, __ Scotia
- Result of uncontrolled fusion
- Brilliant star
- Sort of star
- __ Scotia, Canada
- Cataclysmic explosion
- Astronomer's sighting
- Result of runaway fusion
- PBS Emmy winner
- Cataclysmic nuclear explosion
- Series with a "Secrets of the Sun" episode
- PBS series since '74
- Scene of runaway nuclear fusion
- Long-running science series
- Astronomical sighting
- Long-running PBS series
- New: Lat.
- Fading star
- __ Scotia (Canadian province)
- Alexandria's region, locally
- Stellar exhibition
- Series with a 2022 "Saving Venice" episode
- Sky light, perhaps
- Kind of lox
- Bagel store purchase
- Bagel store delicacy
- Blaze star.
- Very bright star.
- One of Joe Louis' victims.
- Temporary star.
- Louis defeated him, 1941.
- Louis defeated him.
- New star.
- ___ Friburgo, Brazil.
- ___ Scotia, province of Canada.
- Star which appears suddenly and then grows fainter.
- Louis KO'ed him in 1941.
- Boxer turned actor.
- Former heavyweight contender.
- Astronomer's discovery.
- Pugilistic actor.
- Suddenly bright star.
- ___ Lisboa.
- Suddenly flaring star.
- ___ Lisboa, capital of Angola.
- Kind of star.
- Celestial phenomenon
- Bossa ___, current dance.
- Type of star.
- A type of star.
- Transient star.
- Star
- Brightening star
- Certain star
- Resurging star
- A Star Is Born
- Flashing star
- Heavenly sight
- Milky Way sphere
- Star that brightens, then fades
- Star that brightens and fades
- Lou ___, boxing star of the past
- ETV fare
- Loser to Louis: 1941
- Loser to Joe Louis: 1941
- Brilliant star, at times
- Sagan subject
- TV science show
- Bright new star
- Short-lived star
- Celestial blazer
- Loser to Louis: Sept. 29, 1941
- Rapidly brightening star
- TV offering
- A 1941 Louis victim
- A loser to Joe Louis: 1941
- Blazing star
- Popular PBS show
- Star or TV series
- Science program on PBS
- Popular PBS program
- Popular PBS series
- Star or TV program
- A smoked salmon
- Award-winning science show
- Bossa ___ (Brazilian dance)
- Ephemeral heavenly blaze
- Science series since 1974
- ____ Scotia
- Bygone Chevy
- Brunch item
- PBS offering
- Super sight
- PBS classic
- Deli order
- Stellar spectacular
- Bagel shop request
- Explosive star
- Popular PBS science series
- Astronomer's study
- Source for an outburst
- Cured and smoked salmon
- Star of changing brightness
- With 46-Down, site of Cape Breton Island
- Emmy-winning science series
- Observation from an observatory
- PBS science show since 1974
- Astronomical figure?
- Brilliant 13-Down
- Long-running PBS science series
- Deli item that's 14-Across backward
- Deli purchase
- Massive explosion
- Blast from the past, astronomically speaking?
- Burst in space
- Terra ___ (old name for Newfoundland)
- Astronomical event
- Salmon at a deli
- Salmon variety
- ___ Caesarea, original name of New Jersey
- Flare way up?
- The first recorded one was noted by the Greek scientist Hipparchus in 134 B.C.
- Sighting in a telescope
- Astronomical news
- Flare up?
- Award-winning PBS docuseries
- Neon sign outside a motel
- Everything bagel topper
- -- Scotia
- Salmon snack
- _____ Scotia
- Life is just a fantasy Aldo ___
- Guitarist Aldo ___
- White-dwarf explosion
- Life is just a fantasy Aldo
- Robert Palmer "Heavy ___"
- Blaze of Glory guitarist Aldo
- Heal singer
- Flare in the sky
- PBS science program since 1974
- Fish atop a schmear
- Unstable star
- PBS airing
- Impala alternative
- Night sky sight
- Bright spot in space
- Celestial event
- Luminous star
- Pacific salmon
- Astronomer's sighting, perhaps
- Certain variable star
- Observatory observation, perhaps
- Cured salmon
- Blame it on the Bossa ___
- Star of inconstant brightness
- ___ Scotia, Canada
- Astronomical wonder
- Extra-bright star
- Phenomenal star
- Spectacular space heater?
- Intense star
- Overly bright star
- Pulsating 73-Across
- Long-running PBS show
- Halifax, ___ Scotia
- ___ Scotia salmon
- Bossa ___ (Brazilian music genre)
- Briefly bright star
- Science show since 1974
- See 41-Down
- Pennsy college
- Chevy model
- Hubble find
- Deli breakfast offering
- Astronomer's sighting, sometimes
- It's super when exploding
- Variety of smoked salmon
- Astronomical flash
- Chevy model of old
- Pulsating 64-Across
- ___ Scotia lox
- Cosmic explosion
- Explosion in outer space
- Astronomical explosion
- Stellar flare-up
- 59-Down that brightens, then fades
- Bright astronomical event
- Bossa ___ (music genre)
- Bossa ___ music
- Bright cosmic event
- PBS hit
- ___ Express (William S. Burroughs novel)
- Nuclear explosion result, maybe
- Chevy of 1962 to 1979
- Chevy of the '60s and '70s
- ****
- Obsewatory find
- Car originally called the Chevy II
- Observatory find
- Observatory sighting
- Distant flare-up
- Astronomer's find
- Astronomical discovery
- Sky light
- Two-star event
- Astronomical find
- Science program
- Sun burst?
- Flameout for a star?
- Stellar sensation
- Its first episode was "The Making of a Natural History Film"
- Long-running science show