🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.67 AU - 0.77 AU

Year: 259 Days

Day: 25.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 22,340,797 km

• M1: 33,211 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.98 AU - 1.16 AU

Year: 470 Days

Day: 27.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,340,797 km

• M1: 105,766 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.02 AU - 1.16 AU

Year: 483 Days

Day: 28.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.7

Radius: 13.7

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.72 AU - 4.48 AU

Year: 3525 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 22,340,797 km

• M1: 170,392 km (0.102 R)
• M2: 733,179 km (0.1 R)
• M3: 1,167,462 km (0.093 R)
• M4: 1,922,033 km (0.117 R)
• M5: 2,348,537 km (0.079 R)
• M6: 3,273,949 km (0.067 R)
• M7: 4,237,659 km (0.093 R)
• M8: 4,741,056 km (0.089 R)
• M9: 5,558,608 km (0.086 R)
• M10: 6,300,763 km (0.079 R)
• M11: 7,790,160 km (0.11 R)
• M12: 9,141,926 km (0.072 R)
• M13: 11,248,862 km (0.115 R)
• M14: 12,176,369 km (0.111 R)
• M15: 13,476,075 km (0.05 R)
• M16: 14,767,404 km (0.084 R)
• M17: 17,484,850 km (0.091 R)
• M18: 17,986,900 km (0.099 R)
• M19: 18,613,715 km (0.104 R)
• M20: 20,153,227 km (0.114 R)
• M21: 20,581,825 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.5

Radius: 10.5

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.45 AU - 7.11 AU

Year: 7496 Days

Day: 6.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 22,340,797 km

• M1: 133,591 km (0.069 R)
• M2: 612,753 km (0.062 R)
• M3: 1,072,168 km (0.089 R)
• M4: 1,578,108 km (0.116 R)
• M5: 2,114,566 km (0.107 R)
• M6: 2,468,514 km (0.119 R)
• M7: 3,236,251 km (0.054 R)
• M8: 5,270,034 km (0.116 R)
• M9: 6,212,500 km (0.117 R)
• M10: 8,953,881 km (0.082 R)
• M11: 10,247,305 km (0.104 R)
• M12: 10,705,074 km (0.081 R)
• M13: 11,128,586 km (0.088 R)
• M14: 11,909,187 km (0.05 R)
• M15: 12,466,739 km (0.087 R)
• M16: 12,988,686 km (0.113 R)
• M17: 13,964,812 km (0.104 R)
• M18: 15,579,571 km (0.051 R)
• M19: 16,062,922 km (0.095 R)
• M20: 17,251,178 km (0.049 R)
• M21: 17,638,337 km (0.104 R)
• M22: 19,107,687 km (0.027 R)
• M23: 19,522,223 km (0.03 R)
• M24: 20,369,246 km (0.111 R)
• M25: 25,722,456 km (0.082 R)
• M26: 26,912,657 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.3

Radius: 10.4

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.36 AU - 7.62 AU

Year: 8704 Days

Day: 14.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 22,340,797 km

• M1: 132,843 km (0.118 R)
• M2: 501,901 km (0.108 R)
• M3: 935,286 km (0.085 R)
• M4: 1,315,713 km (0.114 R)
• M5: 1,859,352 km (0.075 R)
• M6: 2,492,151 km (0.058 R)
• M7: 2,859,563 km (0.092 R)
• M8: 4,823,783 km (0.113 R)
• M9: 5,151,103 km (0.069 R)
• M10: 7,322,965 km (0.114 R)
• M11: 7,837,582 km (0.12 R)
• M12: 9,481,214 km (0.059 R)
• M13: 10,781,070 km (0.108 R)
• M14: 13,148,157 km (0.105 R)
• M15: 13,730,990 km (0.117 R)
• M16: 15,391,078 km (0.077 R)
• M17: 16,038,537 km (0.097 R)
• M18: 16,435,720 km (0.107 R)
• M19: 16,975,469 km (0.078 R)
• M20: 17,596,749 km (0.078 R)
• M21: 18,448,709 km (0.056 R)
• M22: 20,081,719 km (0.074 R)
• M23: 20,465,886 km (0.12 R)
• M24: 23,125,886 km (0.103 R)
• M25: 24,234,257 km (0.075 R)
• M26: 35,965,871 km (0.057 R)
• M27: 37,568,513 km (0.065 R)
• M28: 39,818,914 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.9

Radius: 3.3

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.61 AU - 10.49 AU

Year: 13528 Days

Day: 16.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,340,797 km

• M1: 46,076 km (0.115 R)
• M2: 196,422 km (0.092 R)
• M3: 419,622 km (0.082 R)
• M4: 799,451 km (0.072 R)
• M5: 988,992 km (0.096 R)
• M6: 2,155,406 km (0.073 R)
• M7: 3,304,916 km (0.063 R)
• M8: 4,149,097 km (0.088 R)
• M9: 4,437,222 km (0.103 R)
• M10: 5,564,143 km (0.051 R)
• M11: 6,658,302 km (0.077 R)
• M12: 7,657,167 km (0.103 R)
• M13: 7,955,166 km (0.072 R)
• M14: 8,574,202 km (0.047 R)
• M15: 9,486,450 km (0.094 R)
• M16: 9,946,463 km (0.082 R)
• M17: 10,221,574 km (0.04 R)
• M18: 11,673,870 km (0.041 R)
• M19: 14,877,957 km (0.081 R)
• M20: 22,140,634 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 14,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit