Astronomy Image Explorer

Latest Images

Predicted TTVs for planets g (left) and h (righ...

Predicted TTVs for planets g (left) and h (right) through 30 transits, starting from the...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Distributions of average orbital periods for K9...

Distributions of average orbital periods for K90g (left) and K90h (right) from our joint...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Minimum RV and Kepler TTV ...

Minimum RV and Kepler TTV ﹩{\chi }_{{\rm{joint}}}^{2* }﹩ values (Equations (2) + (3) wit...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Kepler-90 photometry from the SG1 collaboration...

Kepler-90 photometry from the SG1 collaboration capturing ingress and egress of K90g bet...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

(a) Observed RVs for K90 from the HIRES spectro...

(a) Observed RVs for K90 from the HIRES spectrometer along with the best-fit model from ...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

(Tops) Observed TTVs (O − C) of planets g (left...

(Tops) Observed TTVs (O − C) of planets g (left) and h (right) from the Kepler photometr...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Histogram of the number of iterations performed...

Histogram of the number of iterations performed by the optimizer from 10,000 Monte Carlo...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Observed RVs for Kepler-90 as in Figure 2, but ...

Observed RVs for Kepler-90 as in Figure 2, but with our joint model fit to all RVs and T...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Predicted TTVs for 35 epochs of K90g as in Figu...

Predicted TTVs for 35 epochs of K90g as in Figure 6 but with our joint model fit to all ...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Same as Figure 9 but for planet h. The predicti...

Same as Figure 9 but for planet h. The predictions extend through 2040 April.

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Distributions of masses for K90g (left) and K90...

Distributions of masses for K90g (left) and K90h (right) from four different models: the...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

(Top) Lomb–Scargle (LS) periodogram of the 34 R...

(Top) Lomb–Scargle (LS) periodogram of the 34 RV measurements over an orbital period ran...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Comparison of the Kepler-90 system (gray) with ...

Comparison of the Kepler-90 system (gray) with our own solar system (blue). The size of ...

David E. Shaw et al, The Astronomical Journal 170 3

Image Details View Article

Examples of companion mass–separation predictio...

Examples of companion mass–separation predictions calculated using Hipparcos-Gaia astrom...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

Left: significance of acceleration (s) for all ...

Left: significance of acceleration (s) for all HWO targets in the HGCA. Middle: of the 5...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

HZ limits in physical (top) and angular (bottom...

HZ limits in physical (top) and angular (bottom) separation for all HWO targets followin...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

Top: HGCA acceleration measurements for HWO pre...

Top: HGCA acceleration measurements for HWO preliminary targets. Bottom: significance of...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

Fraction of parameter space (in companion mass ...

Fraction of parameter space (in companion mass and separation) that the HGCA method is s...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

Average sensitivity of HGCA astrometric acceler...

Average sensitivity of HGCA astrometric acceleration method to companions across mass an...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

Left: dynamical stability analysis of HZs. Know...

Left: dynamical stability analysis of HZs. Known planets (green circles) and companions ...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

The complete figure set (8 images) is available...

The complete figure set (8 images) is available in the online journal. Companion mass vs...

Katie E. Painter et al, The Astronomical Journal 170 3

Image Details View Article

Spectroscopic orbit of HIP 49442 Ab1,Ab2 (top, ...

Spectroscopic orbit of HIP 49442 Ab1,Ab2 (top, motion in the orbit of Aa,Ab is subtracte...

Andrei Tokovinin, The Astronomical Journal 170 3

Image Details View Article

RV curves of seven GKM stars observed with CHIR...

RV curves of seven GKM stars observed with CHIRON (see text). Confirmed Gaia periods are...

Andrei Tokovinin, The Astronomical Journal 170 3

Image Details View Article

Color–magnitude diagram of HIP 55691. The PARSE...

Color–magnitude diagram of HIP 55691. The PARSEC isochrones for 100 and 30 Myr are plott...

Andrei Tokovinin, The Astronomical Journal 170 3

Image Details View Article

Visual orbit of HIP 55691 A,B (WDS 12247−6139)....

Visual orbit of HIP 55691 A,B (WDS 12247−6139). Crosses mark micrometer measurements, an...

Andrei Tokovinin, The Astronomical Journal 170 3

Image Details View Article

ANNOUNCEMENTS

Take the AstroExplorer for a spin!

Be sure to try the search and sorting features, which were added based on user feedback; browse and find the links to videos and interactive figures in our Journal articles; find AAS Research Notes; or notice that new publishers have begun adding their figures to the AIE. Get in touch to hear more!