🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.47 AU - 0.59 AU

Year: 253 Days

Day: 12.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,036,473 km

• M1: 37,848 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.2

Radius: 8.8

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.54 AU - 0.88 AU

Year: 392 Days

Day: 13 Hours

Environment

Temp: -149 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,036,473 km

• M1: 109,506 km (0.101 R)
• M2: 390,301 km (0.081 R)
• M3: 729,439 km (0.062 R)
• M4: 1,018,462 km (0.09 R)
• M5: 1,434,344 km (0.113 R)
• M6: 1,960,929 km (0.111 R)
• M7: 2,391,621 km (0.039 R)
• M8: 2,726,122 km (0.108 R)
• M9: 3,946,841 km (0.11 R)
• M10: 4,878,835 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 12.4

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.01 AU - 1.05 AU

Year: 686 Days

Day: 9.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,036,473 km

• M1: 154,983 km (0.102 R)
• M2: 904,170 km (0.101 R)
• M3: 1,463,067 km (0.035 R)
• M4: 1,937,741 km (0.078 R)
• M5: 2,601,956 km (0.109 R)
• M6: 4,965,004 km (0.117 R)
• M7: 5,353,958 km (0.069 R)
• M8: 6,478,485 km (0.066 R)
• M9: 7,229,766 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.1

Radius: 13.1

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.93 AU - 1.55 AU

Year: 906 Days

Day: 10.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,036,473 km

• M1: 162,912 km (0.11 R)
• M2: 601,234 km (0.065 R)
• M3: 1,029,084 km (0.098 R)
• M4: 1,511,238 km (0.05 R)
• M5: 2,057,270 km (0.073 R)
• M6: 2,617,065 km (0.077 R)
• M7: 3,171,176 km (0.106 R)
• M8: 4,015,955 km (0.073 R)
• M9: 4,517,257 km (0.089 R)
• M10: 5,188,802 km (0.102 R)
• M11: 6,173,007 km (0.05 R)
• M12: 6,732,054 km (0.037 R)
• M13: 7,231,262 km (0.045 R)
• M14: 8,432,982 km (0.075 R)
• M15: 9,425,414 km (0.028 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.5

Radius: 11.6

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.88 AU - 2.02 AU

Year: 1786 Days

Day: 13.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,036,473 km

• M1: 144,212 km (0.112 R)
• M2: 733,628 km (0.056 R)
• M3: 1,330,374 km (0.075 R)
• M4: 2,188,467 km (0.074 R)
• M5: 3,511,361 km (0.046 R)
• M6: 4,271,917 km (0.099 R)
• M7: 5,089,020 km (0.114 R)
• M8: 6,139,048 km (0.091 R)
• M9: 6,867,889 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.8

Radius: 9.5

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3 AU - 3.14 AU

Year: 3529 Days

Day: 8 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,036,473 km

• M1: 120,725 km (0.045 R)
• M2: 512,971 km (0.092 R)
• M3: 1,093,860 km (0.116 R)
• M4: 1,455,587 km (0.038 R)
• M5: 2,095,417 km (0.054 R)
• M6: 2,690,368 km (0.101 R)
• M7: 3,377,322 km (0.095 R)
• M8: 5,324,188 km (0.055 R)
• M9: 7,538,087 km (0.114 R)
• M10: 8,479,656 km (0.104 R)
• M11: 9,160,775 km (0.09 R)
• M12: 12,376,830 km (0.082 R)
• M13: 13,210,539 km (0.117 R)
• M14: 14,439,934 km (0.082 R)
• M15: 16,523,384 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.6

Radius: 15

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.93 AU - 4.25 AU

Year: 5426 Days

Day: 6.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,036,473 km

• M1: 187,596 km (0.102 R)
• M2: 697,425 km (0.112 R)
• M3: 1,557,463 km (0.084 R)
• M4: 2,438,595 km (0.054 R)
• M5: 4,558,846 km (0.117 R)
• M6: 11,621,959 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.3

Radius: 12.8

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.82 AU - 5.38 AU

Year: 7556 Days

Day: 6.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,036,473 km

• M1: 206,744 km (0.081 R)
• M2: 948,002 km (0.111 R)
• M3: 1,444,966 km (0.115 R)
• M4: 2,133,266 km (0.084 R)
• M5: 3,009,909 km (0.105 R)
• M6: 3,531,707 km (0.101 R)
• M7: 5,279,010 km (0.117 R)
• M8: 7,544,520 km (0.042 R)
• M9: 8,339,632 km (0.096 R)
• M10: 9,423,020 km (0.095 R)
• M11: 10,854,672 km (0.118 R)
• M12: 14,583,548 km (0.086 R)
• M13: 16,563,027 km (0.11 R)
• M14: 26,568,582 km (0.107 R)
• M15: 28,012,351 km (0.116 R)
• M16: 31,903,092 km (0.089 R)
• M17: 33,093,293 km (0.094 R)
• M18: 35,218,630 km (0.081 R)
• M19: 36,607,048 km (0.107 R)
• M20: 41,244,283 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 18,193 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit