🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.55 AU - 0.75 AU

Year: 201 Days

Day: 36.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,827,920 km

• M1: 35,305 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.94 AU - 1.16 AU

Year: 412 Days

Day: 32.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 17.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.88 AU - 3.22 AU

Year: 2039 Days

Day: 21 Hours

Environment

Temp: -118 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.78 AU - 4.48 AU

Year: 2648 Days

Day: 26.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.8

Radius: 13.8

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.31 AU - 5.57 AU

Year: 4858 Days

Day: 7.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,827,920 km

• M1: 175,179 km (0.11 R)
• M2: 653,593 km (0.077 R)
• M3: 1,229,694 km (0.077 R)
• M4: 2,185,176 km (0.111 R)
• M5: 2,937,504 km (0.093 R)
• M6: 4,666,855 km (0.082 R)
• M7: 7,419,306 km (0.06 R)
• M8: 8,240,300 km (0.119 R)
• M9: 11,070,542 km (0.063 R)
• M10: 12,189,534 km (0.087 R)
• M11: 16,279,539 km (0.103 R)
• M12: 16,733,270 km (0.095 R)
• M13: 17,785,092 km (0.099 R)
• M14: 19,763,225 km (0.093 R)
• M15: 20,345,161 km (0.054 R)
• M16: 21,884,373 km (0.074 R)
• M17: 23,643,943 km (0.103 R)
• M18: 24,153,175 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.4

Radius: 14.7

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.61 AU - 8.21 AU

Year: 8518 Days

Day: 12.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,827,920 km

• M1: 219,011 km (0.075 R)
• M2: 766,240 km (0.113 R)
• M3: 1,313,619 km (0.078 R)
• M4: 1,965,417 km (0.083 R)
• M5: 2,459,987 km (0.083 R)
• M6: 2,995,697 km (0.11 R)
• M7: 3,537,242 km (0.056 R)
• M8: 4,064,724 km (0.032 R)
• M9: 5,311,472 km (0.063 R)
• M10: 7,340,618 km (0.052 R)
• M11: 7,993,313 km (0.091 R)
• M12: 8,508,229 km (0.11 R)
• M13: 9,322,042 km (0.059 R)
• M14: 9,893,057 km (0.072 R)
• M15: 10,896,858 km (0.085 R)
• M16: 13,343,681 km (0.084 R)
• M17: 14,950,961 km (0.096 R)
• M18: 19,072,532 km (0.092 R)
• M19: 20,073,192 km (0.104 R)
• M20: 24,518,941 km (0.066 R)
• M21: 29,379,376 km (0.065 R)
• M22: 30,299,254 km (0.075 R)
• M23: 32,304,015 km (0.097 R)
• M24: 34,734,232 km (0.097 R)
• M25: 37,641,068 km (0.079 R)
• M26: 39,092,467 km (0.086 R)
• M27: 41,721,799 km (0.086 R)
• M28: 44,333,628 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.8

Radius: 8.4

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.09 AU - 10.69 AU

Year: 10149 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,827,920 km

• M1: 104,569 km (0.041 R)
• M2: 549,922 km (0.091 R)
• M3: 1,181,524 km (0.036 R)
• M4: 1,779,766 km (0.078 R)
• M5: 2,550,644 km (0.079 R)
• M6: 3,295,641 km (0.091 R)
• M7: 4,956,626 km (0.116 R)
• M8: 8,575,548 km (0.075 R)
• M9: 9,130,257 km (0.116 R)
• M10: 13,556,260 km (0.052 R)
• M11: 14,773,837 km (0.075 R)
• M12: 15,036,381 km (0.09 R)
• M13: 15,302,067 km (0.1 R)
• M14: 17,541,846 km (0.09 R)
• M15: 18,134,254 km (0.084 R)
• M16: 21,972,337 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347

Radius: 7.1

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 11.33 AU - 12.55 AU

Year: 15797 Days

Day: 17.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,827,920 km

• M1: 88,412 km (0.114 R)
• M2: 502,200 km (0.096 R)
• M3: 906,413 km (0.099 R)
• M4: 1,457,532 km (0.117 R)
• M5: 1,752,090 km (0.056 R)
• M6: 2,344,947 km (0.073 R)
• M7: 2,604,200 km (0.074 R)
• M8: 2,995,099 km (0.114 R)
• M9: 3,949,085 km (0.104 R)
• M10: 6,101,200 km (0.11 R)
• M11: 8,011,265 km (0.082 R)
• M12: 9,720,570 km (0.094 R)
• M13: 11,489,116 km (0.069 R)
• M14: 12,902,816 km (0.116 R)
• M15: 17,607,819 km (0.112 R)
• M16: 22,355,457 km (0.105 R)
• M17: 24,641,462 km (0.111 R)
• M18: 26,282,102 km (0.034 R)
• M19: 29,672,289 km (0.042 R)
• M20: 30,974,090 km (0.05 R)
• M21: 31,416,450 km (0.119 R)
• M22: 32,200,493 km (0.111 R)
• M23: 34,041,594 km (0.119 R)
• M24: 35,227,307 km (0.11 R)
• M25: 38,693,489 km (0.082 R)
• M26: 40,905,144 km (0.028 R)
• M27: 43,475,236 km (0.085 R)
• M28: 47,018,162 km (0.053 R)
• M29: 47,455,885 km (0.094 R)
• M30: 50,596,094 km (0.101 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: 486 - 11,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit