🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.52 AU - 0.54 AU

Year: 245 Days

Day: 32.8 Hours

Environment

Temp: -115 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.49 AU - 0.59 AU

Year: 252 Days

Day: 44.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,804,747 km

• M1: 32,164 km (0.12 R)
• M2: 54,454 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.9

Radius: 8.5

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.57 AU - 0.83 AU

Year: 372 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,804,747 km

• M1: 107,860 km (0.034 R)
• M2: 445,951 km (0.032 R)
• M3: 724,802 km (0.092 R)
• M4: 1,466,508 km (0.085 R)
• M5: 1,951,953 km (0.114 R)
• M6: 2,396,707 km (0.066 R)
• M7: 2,719,988 km (0.119 R)
• M8: 3,167,885 km (0.07 R)
• M9: 3,512,259 km (0.115 R)
• M10: 4,369,754 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.5

Radius: 11.8

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.64 AU - 0.96 AU

Year: 455 Days

Day: 11.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,804,747 km

• M1: 147,504 km (0.074 R)
• M2: 567,275 km (0.04 R)
• M3: 988,244 km (0.1 R)
• M4: 1,355,357 km (0.077 R)
• M5: 2,093,772 km (0.106 R)
• M6: 2,499,780 km (0.112 R)
• M7: 3,038,333 km (0.098 R)
• M8: 3,536,793 km (0.118 R)
• M9: 4,075,495 km (0.053 R)
• M10: 4,809,422 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.7

Radius: 8.4

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.26 AU - 3.92 AU

Year: 4325 Days

Day: 13.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,804,747 km

• M1: 104,419 km (0.055 R)
• M2: 486,791 km (0.116 R)
• M3: 766,539 km (0.106 R)
• M4: 1,050,327 km (0.072 R)
• M5: 1,373,907 km (0.025 R)
• M6: 1,945,221 km (0.07 R)
• M7: 3,296,987 km (0.072 R)
• M8: 4,180,512 km (0.071 R)
• M9: 6,499,878 km (0.117 R)
• M10: 6,972,308 km (0.086 R)
• M11: 7,433,668 km (0.068 R)
• M12: 9,210,442 km (0.107 R)
• M13: 11,568,254 km (0.111 R)
• M14: 13,330,217 km (0.101 R)
• M15: 14,144,927 km (0.073 R)
• M16: 15,209,466 km (0.116 R)
• M17: 17,022,592 km (0.088 R)
• M18: 17,557,404 km (0.036 R)
• M19: 21,208,490 km (0.104 R)
• M20: 24,954,421 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.2

Radius: 15

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.8 AU - 4.18 AU

Year: 5067 Days

Day: 12.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,804,747 km

• M1: 188,493 km (0.09 R)
• M2: 655,388 km (0.084 R)
• M3: 1,129,464 km (0.067 R)
• M4: 1,742,965 km (0.109 R)
• M5: 2,394,464 km (0.083 R)
• M6: 3,206,331 km (0.097 R)
• M7: 4,196,220 km (0.08 R)
• M8: 5,763,108 km (0.104 R)
• M9: 7,403,748 km (0.1 R)
• M10: 8,102,969 km (0.097 R)
• M11: 8,845,872 km (0.068 R)
• M12: 11,542,373 km (0.116 R)
• M13: 12,131,340 km (0.118 R)
• M14: 14,130,117 km (0.097 R)
• M15: 16,523,833 km (0.045 R)
• M16: 17,020,797 km (0.098 R)
• M17: 18,175,543 km (0.064 R)
• M18: 21,217,765 km (0.112 R)
• M19: 23,555,382 km (0.112 R)
• M20: 26,734,187 km (0.106 R)
• M21: 28,293,744 km (0.065 R)
• M22: 29,095,888 km (0.096 R)
• M23: 30,189,000 km (0.114 R)
• M24: 31,593,574 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808

Radius: 13.4

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.22 AU - 6.12 AU

Year: 7474 Days

Day: 9.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,804,747 km

• M1: 166,652 km (0.07 R)
• M2: 603,029 km (0.1 R)
• M3: 1,368,671 km (0.062 R)
• M4: 2,121,148 km (0.065 R)
• M5: 2,593,279 km (0.104 R)
• M6: 3,244,628 km (0.102 R)
• M7: 3,852,295 km (0.089 R)
• M8: 7,345,854 km (0.098 R)
• M9: 8,398,873 km (0.104 R)
• M10: 10,163,979 km (0.117 R)
• M11: 10,654,061 km (0.067 R)
• M12: 11,262,775 km (0.075 R)
• M13: 12,605,865 km (0.108 R)
• M14: 13,519,908 km (0.097 R)
• M15: 16,729,979 km (0.113 R)
• M16: 18,985,765 km (0.102 R)
• M17: 20,263,331 km (0.07 R)
• M18: 24,353,187 km (0.065 R)
• M19: 25,321,684 km (0.078 R)
• M20: 26,868,825 km (0.097 R)
• M21: 29,950,690 km (0.116 R)
• M22: 30,654,997 km (0.03 R)
• M23: 40,233,450 km (0.084 R)
• M24: 40,722,186 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.6

Radius: 7

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.03 AU - 7.47 AU

Year: 12412 Days

Day: 17.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,804,747 km

• M1: 88,712 km (0.106 R)
• M2: 333,454 km (0.084 R)
• M3: 585,376 km (0.076 R)
• M4: 879,935 km (0.081 R)
• M5: 1,335,460 km (0.099 R)
• M6: 2,689,022 km (0.076 R)
• M7: 3,644,952 km (0.067 R)
• M8: 8,383,764 km (0.035 R)
• M9: 8,892,546 km (0.027 R)
• M10: 10,489,952 km (0.043 R)
• M11: 13,604,131 km (0.109 R)
• M12: 20,736,359 km (0.032 R)
• M13: 22,799,912 km (0.047 R)
• M14: 23,067,094 km (0.117 R)
• M15: 25,375,688 km (0.117 R)
• M16: 32,202,138 km (0.039 R)
• M17: 34,139,880 km (0.113 R)
• M18: 40,417,754 km (0.059 R)
• M19: 47,858,902 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.4

Radius: 4.6

Gravity: 46.43 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.36 AU - 10.64 AU

Year: 18617 Days

Day: 24.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,804,747 km

• M1: 57,296 km (0.089 R)
• M2: 296,204 km (0.081 R)
• M3: 502,948 km (0.11 R)
• M4: 761,453 km (0.052 R)
• M5: 1,064,838 km (0.11 R)
• M6: 1,510,639 km (0.12 R)
• M7: 1,871,021 km (0.081 R)
• M8: 2,177,247 km (0.087 R)
• M9: 3,384,951 km (0.105 R)
• M10: 4,164,506 km (0.113 R)
• M11: 8,383,016 km (0.102 R)
• M12: 8,985,297 km (0.092 R)
• M13: 9,852,516 km (0.112 R)
• M14: 14,413,456 km (0.046 R)
• M15: 14,567,691 km (0.105 R)
• M16: 16,007,122 km (0.081 R)
• M17: 19,351,981 km (0.115 R)
• M18: 19,824,111 km (0.105 R)
• M19: 20,015,148 km (0.032 R)
• M20: 20,400,811 km (0.042 R)
• M21: 20,889,697 km (0.081 R)
• M22: 26,679,135 km (0.091 R)
• M23: 31,727,913 km (0.114 R)
• M24: 36,943,194 km (0.116 R)
• M25: 37,232,367 km (0.059 R)
• M26: 39,601,548 km (0.102 R)
• M27: 46,462,256 km (0.099 R)
• M28: 55,765,897 km (0.112 R)
• M29: 56,528,996 km (0.089 R)
• M30: 75,360,376 km (0.036 R)
• M31: 80,342,135 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 10,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit