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Summary
User supplied summary for the plot
Number of space launches from GCAT that reached Earth orbit, by country and year.
Description
The below description is supplied in free-text by the user
Space launches ๐
Overview of space launches up to at least earth orbit.
Source: GCAT: General Catalog of Artifical Space Objects by J. McDowell
Last 10 launches
- Aug 2026 H3-22S from Tanegashima Space Center, Tanegashima, Nippon (J)
- Aug 2026 Chang Zheng 7A from Wenchang Space Center, Hainan (CN)
- Aug 2026 Falcon 9 from South Base, Vandenberg Space Force Base, California (US)
- Aug 2026 Electron from Rocket Lab Launch Complex 1, Onenui Station, Mahia Peninsula (NZ)
- Aug 2026 Falcon 9 from Cape Canaveral Air Station, Florida (US)
- Aug 2026 Jielong-3 from Huang Hai CZ-11 launch zone (CN)
- Aug 2026 Falcon 9 from South Base, Vandenberg Space Force Base, California (US)
- Aug 2026 Chang Zheng 8A from Hainan Shangye Hangtian Fashe Chang (Hainan Commercial Space Launch Site) (CN)
- Aug 2026 Falcon 9 from South Base, Vandenberg Space Force Base, California (US)
- Jul 2026 Falcon 9 from Cape Canaveral Air Station, Florida (US)
Source code
import inspect
import sys
import pandas as pd
from novem import Plot
# Retrieve data for Launches and Launch Sites
URL_LAUNCHES = 'https://planet4589.org/space/gcat/tsv/launch/launch.tsv'
URL_LAUNCH_SITES = 'https://planet4589.org/space/gcat/tsv/tables/sites.tsv'
COUNTRY_MAP = {
"US": "US",
"TTPI": "US", # Trust Territory of the Pacific Islands
"UM67": "US", # United States Minor Outlying Islands
"UM79": "US", # United States Minor Outlying Islands
"PCZ": "US", # Pacific Trust Territory
"RU": "RU",
"SU": "RU", # USSR
"CN": "CN",
}
COUNTRY_ORDER = ["US", "CN", "RU", "Others"]
def load_data():
launches = pd.read_csv(URL_LAUNCHES, sep="\t")
sites = pd.read_csv(URL_LAUNCH_SITES, sep="\t")
return launches.merge(sites[["#Site", "StateCode","Name"]],
left_on="Launch_Site", right_on="#Site", how="left")
def clean_data(df):
# Extract Year from messy String
df['Date'] = pd.to_datetime(df['Launch_Date'].str.rstrip("?").str.split().str[:3].str.join(" "), errors='coerce')
df['Year'] = df['Date'].dt.year
# Apply mapping, send everything else to "Others"
df["Country"] = df["StateCode"].map(COUNTRY_MAP).fillna("Others")
df["Country"] = pd.Categorical(
df["Country"], categories=COUNTRY_ORDER, ordered=True
)
df_space = df[df["LaunchCode"].astype(str).str.startswith("O")] # O for Orbital
return df_space
df = load_data()
df_space = clean_data(df)
novem_data_table = df_space.pivot_table(index='Year', columns='Country', aggfunc='size', observed=False).fillna(0)
plt = Plot('ex-space-launch')
plt.data = novem_data_table
plt.type = 'sbar'
plt.name = 'Dawn of a new space age ๐'
plt.summary = 'Number of space launches from GCAT that reached Earth orbit, by country and year.'
plt.shared = 'public'
# Description includes source, markup table and this python code itself
plt.description = '''# Space launches ๐
Overview of space launches up to at least earth orbit.
Source: *GCAT: General Catalog of Artifical Space Objects* by J. McDowell\n
## Last 10 launches
'''
df_last_10 = df_space.sort_values(by='Launch_JD', ascending=False).head(10)
df_last_10_table = '\n'.join(
f"- {row['Date'].strftime('%d. %b %Y')} {row['LV_Type']} from {row['Name']} ({row['StateCode']}) "
for _, row in df_last_10.iterrows()
)
plt.description += df_last_10_table
plt.description += '\n\n## Source code\n\n'
plt.description += '\n\n```python' + ' ' + inspect.getsource(sys.modules[__name__]) + '```'