🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.83 AU - 1.29 AU

Year: 403 Days

Day: 31 Hours

Environment

Temp: 20 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.87 AU - 1.41 AU

Year: 449 Days

Day: 24.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.67 AU - 2.31 AU

Year: 1036 Days

Day: 35.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,494,756 km

• M1: 187,895 km (0.072 R)

Asteroid Belt

Center: 4.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.7

Radius: 14.3

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 6.81 AU - 7.17 AU

Year: 6819 Days

Day: 11.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,494,756 km

• M1: 178,021 km (0.119 R)
• M2: 761,453 km (0.105 R)
• M3: 1,437,336 km (0.106 R)
• M4: 2,117,408 km (0.109 R)
• M5: 2,673,164 km (0.112 R)
• M6: 3,850,051 km (0.065 R)
• M7: 4,792,966 km (0.118 R)
• M8: 5,435,489 km (0.051 R)
• M9: 6,071,878 km (0.071 R)
• M10: 7,863,911 km (0.116 R)
• M11: 8,362,521 km (0.107 R)
• M12: 9,423,619 km (0.059 R)
• M13: 10,164,577 km (0.059 R)
• M14: 11,763,479 km (0.11 R)
• M15: 13,042,092 km (0.071 R)
• M16: 14,130,117 km (0.099 R)
• M17: 15,574,485 km (0.073 R)
• M18: 17,889,661 km (0.067 R)
• M19: 18,687,616 km (0.113 R)
• M20: 19,301,566 km (0.116 R)
• M21: 22,270,336 km (0.045 R)
• M22: 24,464,937 km (0.075 R)
• M23: 27,845,400 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.6

Radius: 8

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.05 AU - 8.23 AU

Year: 7791 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,494,756 km

• M1: 99,782 km (0.072 R)
• M2: 387,159 km (0.048 R)
• M3: 755,320 km (0.05 R)
• M4: 1,180,028 km (0.096 R)
• M5: 1,617,602 km (0.113 R)
• M6: 3,462,144 km (0.063 R)
• M7: 4,175,277 km (0.05 R)
• M8: 5,071,966 km (0.118 R)
• M9: 7,510,711 km (0.116 R)
• M10: 11,448,725 km (0.097 R)
• M11: 14,302,155 km (0.06 R)
• M12: 14,666,276 km (0.114 R)
• M13: 16,185,143 km (0.104 R)
• M14: 19,090,633 km (0.109 R)
• M15: 23,230,904 km (0.098 R)
• M16: 24,159,458 km (0.091 R)
• M17: 31,978,639 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.4

Radius: 13.5

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.97 AU - 12.33 AU

Year: 13737 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,494,756 km

• M1: 167,849 km (0.117 R)
• M2: 607,966 km (0.077 R)
• M3: 1,407,118 km (0.12 R)
• M4: 2,752,002 km (0.067 R)
• M5: 3,355,031 km (0.05 R)
• M6: 4,925,360 km (0.07 R)
• M7: 5,711,048 km (0.106 R)
• M8: 6,738,486 km (0.077 R)
• M9: 7,446,384 km (0.069 R)
• M10: 8,020,839 km (0.077 R)
• M11: 8,816,401 km (0.103 R)
• M12: 14,266,251 km (0.111 R)
• M13: 15,294,138 km (0.026 R)
• M14: 16,740,750 km (0.083 R)
• M15: 21,539,101 km (0.032 R)
• M16: 22,891,317 km (0.04 R)
• M17: 23,823,760 km (0.072 R)
• M18: 25,269,773 km (0.108 R)
• M19: 28,442,295 km (0.082 R)
• M20: 33,626,011 km (0.068 R)
• M21: 36,189,221 km (0.107 R)
• M22: 37,968,837 km (0.101 R)
• M23: 41,290,658 km (0.094 R)
• M24: 44,946,082 km (0.086 R)
• M25: 48,203,127 km (0.063 R)
• M26: 48,964,879 km (0.111 R)
• M27: 50,355,990 km (0.11 R)
• M28: 54,687,596 km (0.065 R)
• M29: 55,849,971 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.3

Radius: 4.7

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 13.57 AU - 18.77 AU

Year: 23991 Days

Day: 15 Hours

Environment

Temp: -195 °C

Axial Tilt: 135.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,494,756 km

• M1: 512,074 km (0.096 R)
• M2: 1,543,401 km (0.096 R)
• M3: 3,315,837 km (0.092 R)
• M4: 4,607,914 km (0.052 R)
• M5: 5,173,244 km (0.088 R)
• M6: 6,400,694 km (0.056 R)
• M7: 6,766,461 km (0.115 R)
• M8: 8,086,962 km (0.108 R)
• M9: 10,375,809 km (0.109 R)
• M10: 11,167,780 km (0.091 R)
• M11: 13,651,254 km (0.075 R)
• M12: 15,162,791 km (0.093 R)
• M13: 15,521,228 km (0.084 R)
• M14: 23,834,382 km (0.071 R)
• M15: 25,207,690 km (0.103 R)
• M16: 26,840,700 km (0.063 R)
• M17: 28,434,366 km (0.097 R)
• M18: 28,869,846 km (0.045 R)
• M19: 37,227,281 km (0.118 R)
• M20: 41,115,479 km (0.103 R)
• M21: 47,518,417 km (0.068 R)
• M22: 48,749,757 km (0.095 R)
• M23: 49,060,921 km (0.066 R)
• M24: 53,556,786 km (0.095 R)
• M25: 53,722,241 km (0.073 R)
• M26: 53,887,995 km (0.099 R)
• M27: 54,387,503 km (0.09 R)
• M28: 57,103,452 km (0.098 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 10,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit