🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.51 AU - 0.77 AU

Year: 336 Days

Day: 25.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.58 AU - 0.7 AU

Year: 336 Days

Day: 45.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.6

Radius: 10.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.28 AU - 1.34 AU

Year: 984 Days

Day: 10.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,860,346 km

• M1: 134,040 km (0.063 R)
• M2: 742,305 km (0.103 R)
• M3: 1,411,157 km (0.103 R)
• M4: 1,843,943 km (0.108 R)
• M5: 2,187,270 km (0.075 R)
• M6: 2,562,911 km (0.048 R)
• M7: 2,910,726 km (0.039 R)
• M8: 3,432,822 km (0.076 R)
• M9: 4,568,569 km (0.077 R)
• M10: 5,240,713 km (0.057 R)
• M11: 5,582,394 km (0.09 R)
• M12: 6,113,167 km (0.042 R)
• M13: 7,543,173 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.1

Radius: 13.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.09 AU - 1.55 AU

Year: 995 Days

Day: 7.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,860,346 km

• M1: 167,250 km (0.12 R)
• M2: 644,168 km (0.047 R)
• M3: 1,062,594 km (0.093 R)
• M4: 2,034,232 km (0.07 R)
• M5: 2,625,143 km (0.104 R)
• M6: 3,369,542 km (0.102 R)
• M7: 4,017,002 km (0.12 R)
• M8: 4,444,403 km (0.086 R)
• M9: 4,937,627 km (0.073 R)
• M10: 5,354,557 km (0.115 R)
• M11: 5,775,525 km (0.105 R)
• M12: 6,260,072 km (0.057 R)
• M13: 6,837,670 km (0.062 R)
• M14: 7,404,047 km (0.112 R)
• M15: 8,124,810 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.9

Radius: 14.1

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.79 AU - 1.95 AU

Year: 1678 Days

Day: 13 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,860,346 km

• M1: 175,329 km (0.093 R)
• M2: 724,203 km (0.073 R)
• M3: 1,328,429 km (0.117 R)
• M4: 1,939,985 km (0.082 R)
• M5: 2,511,748 km (0.111 R)
• M6: 3,545,769 km (0.101 R)
• M7: 4,712,782 km (0.114 R)
• M8: 5,217,675 km (0.05 R)
• M9: 5,724,811 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.3

Radius: 14.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.66 AU - 2.26 AU

Year: 1800 Days

Day: 11.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,860,346 km

• M1: 178,769 km (0.07 R)
• M2: 1,386,922 km (0.119 R)
• M3: 2,051,585 km (0.11 R)
• M4: 2,548,250 km (0.106 R)
• M5: 3,111,935 km (0.076 R)
• M6: 3,634,480 km (0.054 R)
• M7: 4,565,129 km (0.091 R)
• M8: 5,029,630 km (0.064 R)
• M9: 7,140,755 km (0.071 R)
• M10: 9,972,493 km (0.065 R)
• M11: 10,439,837 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.9

Radius: 13.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.79 AU - 3.71 AU

Year: 3844 Days

Day: 9.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,860,346 km

• M1: 172,935 km (0.04 R)
• M2: 680,970 km (0.043 R)
• M3: 1,124,826 km (0.087 R)
• M4: 1,567,187 km (0.115 R)
• M5: 2,203,277 km (0.112 R)
• M6: 2,884,546 km (0.117 R)
• M7: 3,454,664 km (0.092 R)
• M8: 3,888,497 km (0.108 R)
• M9: 5,583,292 km (0.083 R)
• M10: 6,421,489 km (0.096 R)
• M11: 7,910,885 km (0.078 R)
• M12: 9,137,288 km (0.067 R)
• M13: 9,760,962 km (0.091 R)
• M14: 10,636,409 km (0.107 R)
• M15: 11,803,870 km (0.117 R)
• M16: 12,840,434 km (0.119 R)
• M17: 13,712,889 km (0.117 R)
• M18: 14,952,756 km (0.101 R)
• M19: 15,820,124 km (0.087 R)
• M20: 16,316,191 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.6

Radius: 12.5

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.29 AU - 4.01 AU

Year: 4575 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,860,346 km

• M1: 155,432 km (0.046 R)
• M2: 634,594 km (0.076 R)
• M3: 1,074,262 km (0.116 R)
• M4: 2,896,514 km (0.114 R)
• M5: 4,964,705 km (0.108 R)
• M6: 7,355,578 km (0.072 R)
• M7: 8,160,564 km (0.091 R)
• M8: 9,336,104 km (0.039 R)
• M9: 9,800,456 km (0.083 R)
• M10: 11,650,084 km (0.099 R)
• M11: 12,400,467 km (0.092 R)
• M12: 14,512,041 km (0.094 R)
• M13: 15,628,340 km (0.073 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.9

Radius: 11.2

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.74 AU - 4.22 AU

Year: 5209 Days

Day: 13.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,860,346 km

• M1: 141,669 km (0.107 R)
• M2: 527,632 km (0.104 R)
• M3: 906,713 km (0.092 R)
• M4: 1,444,966 km (0.11 R)
• M5: 2,595,972 km (0.114 R)
• M6: 3,264,375 km (0.098 R)
• M7: 4,128,452 km (0.052 R)
• M8: 4,967,696 km (0.078 R)
• M9: 5,415,443 km (0.036 R)
• M10: 7,387,442 km (0.079 R)
• M11: 9,382,479 km (0.109 R)
• M12: 11,413,719 km (0.066 R)
• M13: 14,506,954 km (0.103 R)
• M14: 17,432,640 km (0.092 R)
• M15: 17,946,359 km (0.108 R)
• M16: 18,646,926 km (0.073 R)
• M17: 19,548,103 km (0.061 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.8

Radius: 11.8

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.3 AU - 6.34 AU

Year: 9211 Days

Day: 9.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,860,346 km

• M1: 148,999 km (0.06 R)
• M2: 607,218 km (0.097 R)
• M3: 1,136,196 km (0.039 R)
• M4: 2,427,674 km (0.111 R)
• M5: 2,939,748 km (0.112 R)
• M6: 3,674,273 km (0.083 R)
• M7: 4,267,130 km (0.095 R)
• M8: 5,542,302 km (0.075 R)
• M9: 6,067,390 km (0.067 R)
• M10: 6,511,247 km (0.1 R)
• M11: 7,547,961 km (0.076 R)
• M12: 9,256,817 km (0.112 R)
• M13: 10,461,080 km (0.106 R)
• M14: 11,823,767 km (0.097 R)
• M15: 12,225,736 km (0.097 R)
• M16: 13,736,376 km (0.099 R)
• M17: 14,569,486 km (0.111 R)
• M18: 17,271,673 km (0.107 R)
• M19: 20,128,992 km (0.077 R)
• M20: 21,969,794 km (0.095 R)
• M21: 25,791,421 km (0.096 R)
• M22: 28,061,718 km (0.037 R)
• M23: 29,089,156 km (0.073 R)
• M24: 29,717,617 km (0.109 R)
• M25: 32,658,113 km (0.07 R)
• M26: 37,240,146 km (0.076 R)
• M27: 39,238,026 km (0.103 R)
• M28: 43,582,647 km (0.074 R)
• M29: 45,659,514 km (0.1 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: 465 - 20,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit