🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.56 AU - 0.65 AU

Year: 305 Days

Day: 32.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,990,376 km

• M1: 61,784 km (0.114 R)
• M2: 119,828 km (0.111 R)

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284

Radius: 8.6

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.4 AU - 1.9 AU

Year: 1390 Days

Day: 8 Hours

Environment

Temp: -191 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,990,376 km

• M1: 106,962 km (0.119 R)
• M2: 411,993 km (0.075 R)
• M3: 691,591 km (0.093 R)
• M4: 1,054,515 km (0.114 R)
• M5: 1,817,764 km (0.086 R)
• M6: 2,125,187 km (0.105 R)
• M7: 3,102,660 km (0.101 R)
• M8: 3,588,703 km (0.102 R)
• M9: 4,505,289 km (0.071 R)
• M10: 5,932,304 km (0.091 R)
• M11: 8,472,924 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.1

Radius: 14.1

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.12 AU - 2.8 AU

Year: 2531 Days

Day: 6 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,990,376 km

• M1: 177,722 km (0.036 R)
• M2: 805,285 km (0.078 R)
• M3: 1,319,902 km (0.053 R)
• M4: 1,932,206 km (0.101 R)
• M5: 2,599,562 km (0.102 R)
• M6: 4,435,876 km (0.12 R)
• M7: 5,119,688 km (0.037 R)
• M8: 6,586,196 km (0.109 R)
• M9: 7,236,199 km (0.089 R)
• M10: 7,776,546 km (0.114 R)
• M11: 9,021,948 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.5

Radius: 13.7

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.19 AU - 2.91 AU

Year: 2671 Days

Day: 5.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,990,376 km

• M1: 170,392 km (0.096 R)
• M2: 695,929 km (0.113 R)
• M3: 1,474,437 km (0.104 R)
• M4: 2,416,454 km (0.08 R)
• M5: 3,999,499 km (0.046 R)
• M6: 5,281,553 km (0.045 R)
• M7: 6,526,058 km (0.117 R)
• M8: 9,185,309 km (0.101 R)
• M9: 10,569,239 km (0.049 R)
• M10: 11,614,180 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41

Radius: 10.3

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.91 AU - 6.27 AU

Year: 8670 Days

Day: 6.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 33,990,376 km

• M1: 128,056 km (0.104 R)
• M2: 1,041,949 km (0.089 R)
• M3: 1,700,928 km (0.115 R)
• M4: 11,347,148 km (0.12 R)
• M5: 14,958,141 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.1

Radius: 11

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.69 AU - 5.93 AU

Year: 9187 Days

Day: 10.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 33,990,376 km

• M1: 287,976 km (0.06 R)
• M2: 723,455 km (0.11 R)
• M3: 1,418,487 km (0.059 R)
• M4: 3,074,386 km (0.116 R)
• M5: 3,474,411 km (0.099 R)
• M6: 6,335,171 km (0.12 R)
• M7: 7,524,623 km (0.041 R)
• M8: 9,908,166 km (0.084 R)
• M9: 15,718,099 km (0.062 R)
• M10: 17,393,296 km (0.101 R)
• M11: 20,393,631 km (0.116 R)
• M12: 27,775,986 km (0.051 R)
• M13: 29,420,366 km (0.037 R)
• M14: 34,194,184 km (0.045 R)
• M15: 35,968,714 km (0.096 R)
• M16: 40,306,304 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.3

Radius: 7.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.89 AU - 8.31 AU

Year: 13745 Days

Day: 18.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,990,376 km

• M1: 94,695 km (0.039 R)
• M2: 373,845 km (0.105 R)
• M3: 830,717 km (0.089 R)
• M4: 1,662,780 km (0.11 R)
• M5: 2,379,803 km (0.088 R)
• M6: 2,733,452 km (0.099 R)
• M7: 3,415,319 km (0.118 R)
• M8: 4,485,842 km (0.078 R)
• M9: 5,372,808 km (0.058 R)
• M10: 9,928,362 km (0.049 R)
• M11: 11,870,890 km (0.077 R)
• M12: 12,693,379 km (0.094 R)
• M13: 16,428,539 km (0.079 R)
• M14: 18,041,503 km (0.029 R)
• M15: 18,852,024 km (0.099 R)
• M16: 21,956,479 km (0.075 R)
• M17: 26,575,015 km (0.107 R)
• M18: 27,183,429 km (0.085 R)
• M19: 30,839,451 km (0.072 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 10,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit