🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.4 AU - 0.61 AU

Year: 126 Days

Day: 15.5 Hours

Environment

Temp: 282 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,442,763 km

• M1: 409,449 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.75 AU - 0.81 AU

Year: 246 Days

Day: 30.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.99 AU - 1.35 AU

Year: 451 Days

Day: 34.9 Hours

Environment

Temp: 32 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,442,763 km

• M1: 34,408 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.07 AU - 1.41 AU

Year: 492 Days

Day: 20 Hours

Environment

Temp: 19 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,442,763 km

• M1: 119,678 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.59 AU - 1.67 AU

Year: 742 Days

Day: 31.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.22 AU - 2.94 AU

Year: 1477 Days

Day: 20.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.29 AU - 2.97 AU

Year: 1520 Days

Day: 48 Hours

Environment

Temp: -90 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.97 AU - 4.45 AU

Year: 3079 Days

Day: 37.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,442,763 km

• M1: 20,196 km (0.029 R)
• M2: 1,117,346 km (0.044 R)

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.9

Radius: 12

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.33 AU - 6.89 AU

Year: 4736 Days

Day: 9.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,442,763 km

• M1: 149,299 km (0.105 R)
• M2: 638,334 km (0.114 R)
• M3: 1,048,232 km (0.046 R)
• M4: 2,033,035 km (0.067 R)
• M5: 3,411,729 km (0.07 R)
• M6: 4,144,310 km (0.066 R)
• M7: 5,264,947 km (0.072 R)
• M8: 6,922,941 km (0.075 R)
• M9: 7,713,266 km (0.102 R)
• M10: 8,097,733 km (0.11 R)
• M11: 9,618,993 km (0.044 R)
• M12: 11,736,701 km (0.093 R)
• M13: 12,160,512 km (0.055 R)
• M14: 13,447,951 km (0.088 R)
• M15: 16,608,056 km (0.104 R)
• M16: 17,251,327 km (0.113 R)
• M17: 19,872,282 km (0.059 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.4

Radius: 8.5

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.22 AU - 7.8 AU

Year: 6616 Days

Day: 13.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,442,763 km

• M1: 111,750 km (0.075 R)
• M2: 421,716 km (0.065 R)
• M3: 733,927 km (0.071 R)
• M4: 1,130,511 km (0.064 R)
• M5: 1,483,412 km (0.089 R)
• M6: 2,000,722 km (0.067 R)
• M7: 2,379,803 km (0.088 R)
• M8: 2,946,031 km (0.101 R)
• M9: 3,812,951 km (0.04 R)
• M10: 4,240,352 km (0.089 R)
• M11: 4,506,486 km (0.111 R)
• M12: 4,840,538 km (0.046 R)
• M13: 5,281,403 km (0.06 R)
• M14: 6,108,979 km (0.104 R)
• M15: 8,019,493 km (0.076 R)
• M16: 9,829,328 km (0.111 R)
• M17: 11,379,910 km (0.088 R)
• M18: 11,739,693 km (0.092 R)
• M19: 12,374,137 km (0.115 R)
• M20: 13,142,921 km (0.116 R)
• M21: 14,177,839 km (0.041 R)
• M22: 15,830,447 km (0.098 R)
• M23: 18,438,985 km (0.118 R)
• M24: 19,007,307 km (0.049 R)
• M25: 21,476,420 km (0.1 R)
• M26: 23,899,606 km (0.034 R)
• M27: 25,700,615 km (0.064 R)
• M28: 26,409,858 km (0.109 R)
• M29: 29,090,802 km (0.09 R)
• M30: 29,667,203 km (0.113 R)
• M31: 31,341,951 km (0.106 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 14,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit