🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.52 AU - 0.74 AU

Year: 323 Days

Day: 18.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.3

Radius: 9.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.73 AU - 0.77 AU

Year: 419 Days

Day: 5.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,357,838 km

• M1: 120,576 km (0.086 R)
• M2: 481,406 km (0.059 R)
• M3: 1,060,799 km (0.076 R)
• M4: 1,401,732 km (0.094 R)
• M5: 2,100,803 km (0.108 R)
• M6: 2,406,431 km (0.105 R)
• M7: 3,088,298 km (0.065 R)
• M8: 3,821,627 km (0.093 R)
• M9: 4,191,433 km (0.069 R)
• M10: 4,639,479 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.7

Radius: 12.9

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.74 AU - 0.94 AU

Year: 497 Days

Day: 5.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 45,357,838 km

• M1: 167,550 km (0.111 R)
• M2: 589,715 km (0.088 R)
• M3: 1,088,923 km (0.108 R)
• M4: 1,874,461 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.5

Radius: 11.1

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.05 AU - 1.63 AU

Year: 1002 Days

Day: 14.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,357,838 km

• M1: 138,378 km (0.079 R)
• M2: 693,835 km (0.036 R)
• M3: 1,105,827 km (0.103 R)
• M4: 1,691,354 km (0.104 R)
• M5: 2,486,167 km (0.039 R)
• M6: 4,040,489 km (0.068 R)
• M7: 4,436,175 km (0.102 R)
• M8: 5,324,637 km (0.099 R)
• M9: 5,762,510 km (0.071 R)
• M10: 6,624,343 km (0.07 R)
• M11: 6,974,402 km (0.066 R)
• M12: 7,337,028 km (0.119 R)
• M13: 8,577,643 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 15

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.53 AU - 4.33 AU

Year: 5030 Days

Day: 12.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,357,838 km

• M1: 186,848 km (0.108 R)
• M2: 695,929 km (0.091 R)
• M3: 1,183,918 km (0.055 R)
• M4: 2,056,223 km (0.047 R)
• M5: 2,673,314 km (0.063 R)
• M6: 3,673,974 km (0.078 R)
• M7: 5,539,310 km (0.04 R)
• M8: 6,447,070 km (0.116 R)
• M9: 7,094,230 km (0.108 R)
• M10: 7,672,576 km (0.046 R)
• M11: 8,883,271 km (0.108 R)
• M12: 11,147,734 km (0.052 R)
• M13: 11,732,213 km (0.059 R)
• M14: 12,856,890 km (0.092 R)
• M15: 15,026,209 km (0.101 R)
• M16: 16,853,846 km (0.075 R)
• M17: 20,947,292 km (0.106 R)
• M18: 22,447,460 km (0.115 R)
• M19: 24,830,554 km (0.03 R)
• M20: 26,682,426 km (0.087 R)
• M21: 28,085,803 km (0.055 R)
• M22: 29,261,942 km (0.107 R)
• M23: 31,423,033 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.5

Radius: 8.1

Gravity: 14.97 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.95 AU - 4.17 AU

Year: 5282 Days

Day: 12.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,357,838 km

• M1: 102,475 km (0.088 R)
• M2: 890,556 km (0.075 R)
• M3: 1,287,589 km (0.092 R)
• M4: 2,354,970 km (0.098 R)
• M5: 2,862,256 km (0.112 R)
• M6: 3,288,909 km (0.104 R)
• M7: 4,583,230 km (0.089 R)
• M8: 5,081,840 km (0.051 R)
• M9: 5,896,998 km (0.114 R)
• M10: 6,866,841 km (0.066 R)
• M11: 7,861,817 km (0.106 R)
• M12: 8,213,970 km (0.053 R)
• M13: 10,837,019 km (0.109 R)
• M14: 12,867,362 km (0.109 R)
• M15: 13,356,995 km (0.082 R)
• M16: 17,334,803 km (0.104 R)
• M17: 19,308,448 km (0.109 R)
• M18: 19,806,459 km (0.086 R)
• M19: 21,961,117 km (0.096 R)
• M20: 23,615,669 km (0.077 R)
• M21: 24,103,359 km (0.079 R)
• M22: 27,706,722 km (0.057 R)
• M23: 28,890,939 km (0.073 R)
• M24: 32,746,226 km (0.11 R)
• M25: 34,379,984 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.1

Radius: 13.2

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.55 AU - 4.89 AU

Year: 5597 Days

Day: 11.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,357,838 km

• M1: 164,109 km (0.09 R)
• M2: 575,503 km (0.103 R)
• M3: 1,188,106 km (0.078 R)
• M4: 1,882,240 km (0.114 R)
• M5: 2,428,273 km (0.097 R)
• M6: 6,862,054 km (0.059 R)
• M7: 9,262,203 km (0.112 R)
• M8: 14,948,866 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676

Radius: 11.9

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.98 AU - 5.12 AU

Year: 7327 Days

Day: 8 Hours

Environment

Temp: -210 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,357,838 km

• M1: 147,952 km (0.12 R)
• M2: 542,891 km (0.062 R)
• M3: 1,367,175 km (0.057 R)
• M4: 1,748,500 km (0.108 R)
• M5: 2,475,396 km (0.079 R)
• M6: 2,850,139 km (0.071 R)
• M7: 3,958,210 km (0.101 R)
• M8: 4,447,993 km (0.101 R)
• M9: 5,456,582 km (0.047 R)
• M10: 6,717,842 km (0.111 R)
• M11: 7,686,937 km (0.119 R)
• M12: 9,091,960 km (0.077 R)
• M13: 9,901,883 km (0.1 R)
• M14: 10,613,071 km (0.106 R)
• M15: 12,137,324 km (0.034 R)
• M16: 12,731,228 km (0.1 R)
• M17: 13,458,124 km (0.088 R)
• M18: 15,117,613 km (0.095 R)
• M19: 18,484,313 km (0.066 R)
• M20: 19,562,614 km (0.093 R)
• M21: 22,481,718 km (0.119 R)
• M22: 25,242,546 km (0.095 R)
• M23: 25,944,460 km (0.106 R)
• M24: 27,848,990 km (0.09 R)
• M25: 30,235,824 km (0.094 R)
• M26: 32,138,709 km (0.061 R)
• M27: 32,755,800 km (0.045 R)
• M28: 34,762,506 km (0.049 R)
• M29: 37,412,632 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.4

Radius: 12.9

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.38 AU - 5.72 AU

Year: 8442 Days

Day: 14.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,357,838 km

• M1: 160,369 km (0.116 R)
• M2: 615,894 km (0.075 R)
• M3: 1,655,450 km (0.118 R)
• M4: 2,487,065 km (0.03 R)
• M5: 3,298,334 km (0.102 R)
• M6: 3,728,877 km (0.107 R)
• M7: 5,708,954 km (0.082 R)
• M8: 6,775,736 km (0.08 R)
• M9: 8,574,800 km (0.075 R)
• M10: 9,490,339 km (0.097 R)
• M11: 10,776,582 km (0.047 R)
• M12: 12,687,695 km (0.03 R)
• M13: 13,815,064 km (0.09 R)
• M14: 15,267,959 km (0.095 R)
• M15: 15,997,697 km (0.119 R)
• M16: 16,820,336 km (0.054 R)
• M17: 18,180,031 km (0.059 R)
• M18: 20,955,670 km (0.031 R)
• M19: 21,857,446 km (0.104 R)
• M20: 22,529,290 km (0.041 R)
• M21: 25,910,351 km (0.093 R)
• M22: 29,311,459 km (0.115 R)
• M23: 32,238,491 km (0.094 R)
• M24: 36,868,246 km (0.118 R)
• M25: 38,424,063 km (0.063 R)
• M26: 42,699,870 km (0.045 R)
• M27: 44,549,199 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 14,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit