🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.46 AU - 0.56 AU

Year: 239 Days

Day: 16.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.9

Radius: 9.3

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1 AU - 1.26 AU

Year: 788 Days

Day: 10.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,362,900 km

• M1: 115,639 km (0.108 R)
• M2: 498,909 km (0.092 R)
• M3: 812,765 km (0.106 R)
• M4: 1,114,055 km (0.068 R)
• M5: 1,699,731 km (0.117 R)
• M6: 2,274,187 km (0.109 R)
• M7: 2,585,650 km (0.097 R)
• M8: 3,219,047 km (0.055 R)
• M9: 3,613,686 km (0.088 R)
• M10: 3,996,208 km (0.079 R)
• M11: 4,612,701 km (0.045 R)
• M12: 5,238,169 km (0.116 R)
• M13: 6,191,706 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.9

Radius: 14.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.22 AU - 2.04 AU

Year: 1365 Days

Day: 14.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 19,362,900 km

• M1: 177,872 km (0.077 R)
• M2: 661,073 km (0.076 R)
• M3: 1,451,548 km (0.049 R)
• M4: 1,980,377 km (0.105 R)
• M5: 2,993,453 km (0.065 R)
• M6: 5,170,402 km (0.091 R)
• M7: 5,839,403 km (0.076 R)
• M8: 7,987,479 km (0.091 R)
• M9: 9,283,595 km (0.119 R)
• M10: 10,556,673 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.5

Radius: 9

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.38 AU - 2.72 AU

Year: 2671 Days

Day: 9.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,362,900 km

• M1: 112,647 km (0.095 R)
• M2: 401,820 km (0.093 R)
• M3: 867,817 km (0.098 R)
• M4: 1,156,840 km (0.094 R)
• M5: 1,540,858 km (0.112 R)
• M6: 2,008,950 km (0.116 R)
• M7: 2,376,512 km (0.048 R)
• M8: 2,925,835 km (0.117 R)
• M9: 4,629,905 km (0.111 R)
• M10: 5,229,044 km (0.03 R)
• M11: 5,656,595 km (0.108 R)
• M12: 6,828,096 km (0.112 R)
• M13: 8,122,865 km (0.117 R)
• M14: 9,332,514 km (0.1 R)
• M15: 13,327,226 km (0.065 R)
• M16: 15,240,582 km (0.045 R)
• M17: 16,867,310 km (0.06 R)
• M18: 17,330,315 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 13.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.32 AU - 3.8 AU

Year: 3511 Days

Day: 12.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,362,900 km

• M1: 171,290 km (0.05 R)
• M2: 593,754 km (0.092 R)
• M3: 1,579,903 km (0.1 R)
• M4: 2,524,314 km (0.115 R)
• M5: 3,009,460 km (0.089 R)
• M6: 4,503,345 km (0.073 R)
• M7: 5,294,717 km (0.045 R)
• M8: 5,889,519 km (0.111 R)
• M9: 11,749,267 km (0.066 R)
• M10: 12,505,185 km (0.079 R)
• M11: 13,745,501 km (0.06 R)
• M12: 14,301,407 km (0.054 R)
• M13: 16,264,131 km (0.075 R)
• M14: 16,833,949 km (0.095 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 12,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit