🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.51 AU - 0.55 AU

Year: 245 Days

Day: 36.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.1

Radius: 13.4

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1 AU - 1.32 AU

Year: 794 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,906,472 km

• M1: 166,652 km (0.046 R)
• M2: 598,840 km (0.11 R)
• M3: 1,069,176 km (0.083 R)
• M4: 1,787,994 km (0.092 R)
• M5: 2,475,097 km (0.106 R)
• M6: 4,699,767 km (0.071 R)
• M7: 5,365,776 km (0.086 R)
• M8: 6,251,545 km (0.115 R)
• M9: 7,499,042 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.8

Radius: 8.8

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.57 AU - 1.79 AU

Year: 1385 Days

Day: 13.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,906,472 km

• M1: 110,254 km (0.088 R)
• M2: 410,197 km (0.119 R)
• M3: 874,549 km (0.112 R)
• M4: 1,415,046 km (0.096 R)
• M5: 2,087,638 km (0.111 R)
• M6: 2,502,922 km (0.052 R)
• M7: 2,903,844 km (0.117 R)
• M8: 3,184,939 km (0.108 R)
• M9: 3,546,517 km (0.094 R)
• M10: 4,227,636 km (0.053 R)
• M11: 4,741,056 km (0.106 R)
• M12: 5,914,651 km (0.098 R)
• M13: 6,276,379 km (0.064 R)
• M14: 6,677,002 km (0.067 R)
• M15: 7,169,927 km (0.099 R)
• M16: 7,660,608 km (0.116 R)
• M17: 8,201,105 km (0.12 R)
• M18: 11,088,045 km (0.079 R)
• M19: 12,028,716 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.8

Radius: 12.4

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.19 AU - 2.77 AU

Year: 2483 Days

Day: 6.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,906,472 km

• M1: 154,385 km (0.106 R)
• M2: 619,485 km (0.092 R)
• M3: 1,013,376 km (0.095 R)
• M4: 1,417,889 km (0.118 R)
• M5: 2,216,442 km (0.094 R)
• M6: 2,997,193 km (0.079 R)
• M7: 5,508,942 km (0.086 R)
• M8: 6,714,252 km (0.028 R)
• M9: 7,560,078 km (0.096 R)
• M10: 8,056,294 km (0.098 R)
• M11: 11,107,343 km (0.112 R)
• M12: 13,375,695 km (0.115 R)
• M13: 15,489,214 km (0.12 R)
• M14: 18,419,537 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.3

Radius: 14.9

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.31 AU - 2.79 AU

Year: 2589 Days

Day: 6.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,906,472 km

• M1: 185,352 km (0.032 R)
• M2: 766,240 km (0.025 R)
• M3: 1,269,787 km (0.098 R)
• M4: 1,838,109 km (0.097 R)
• M5: 2,462,082 km (0.096 R)
• M6: 3,107,597 km (0.065 R)
• M7: 4,062,779 km (0.091 R)
• M8: 4,698,420 km (0.085 R)
• M9: 5,254,326 km (0.077 R)
• M10: 6,037,471 km (0.115 R)
• M11: 8,656,780 km (0.107 R)
• M12: 9,532,376 km (0.118 R)
• M13: 10,010,641 km (0.116 R)
• M14: 11,875,677 km (0.054 R)
• M15: 14,677,945 km (0.116 R)
• M16: 16,863,719 km (0.09 R)
• M17: 17,510,730 km (0.113 R)
• M18: 19,728,369 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.4

Radius: 10.8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.11 AU - 3.01 AU

Year: 2604 Days

Day: 11.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,906,472 km

• M1: 134,339 km (0.084 R)
• M2: 568,023 km (0.107 R)
• M3: 1,312,721 km (0.099 R)
• M4: 1,662,332 km (0.091 R)
• M5: 2,244,118 km (0.074 R)
• M6: 3,237,597 km (0.12 R)
• M7: 3,815,942 km (0.078 R)
• M8: 4,854,002 km (0.106 R)
• M9: 5,566,387 km (0.068 R)
• M10: 6,245,562 km (0.075 R)
• M11: 7,199,248 km (0.107 R)
• M12: 7,537,788 km (0.083 R)
• M13: 8,400,369 km (0.073 R)
• M14: 8,839,738 km (0.111 R)
• M15: 9,730,593 km (0.111 R)
• M16: 12,198,958 km (0.047 R)
• M17: 14,161,982 km (0.112 R)
• M18: 14,515,930 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.6

Radius: 9.2

Gravity: 11.4 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.12 AU - 3.12 AU

Year: 2696 Days

Day: 6.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 65,906,472 km

• M1: 114,891 km (0.062 R)
• M2: 588,518 km (0.105 R)
• M3: 938,278 km (0.112 R)
• M4: 1,397,543 km (0.068 R)
• M5: 2,001,919 km (0.065 R)
• M6: 2,328,640 km (0.105 R)
• M7: 2,820,219 km (0.112 R)
• M8: 3,126,296 km (0.114 R)
• M9: 3,666,494 km (0.066 R)
• M10: 3,969,729 km (0.082 R)
• M11: 4,267,728 km (0.099 R)
• M12: 4,696,326 km (0.093 R)
• M13: 5,054,762 km (0.107 R)
• M14: 6,100,900 km (0.075 R)
• M15: 7,379,663 km (0.089 R)
• M16: 7,898,468 km (0.106 R)
• M17: 8,303,280 km (0.095 R)
• M18: 8,864,721 km (0.062 R)
• M19: 9,339,245 km (0.113 R)
• M20: 11,752,259 km (0.11 R)
• M21: 12,870,653 km (0.084 R)
• M22: 13,290,125 km (0.114 R)
• M23: 16,486,583 km (0.074 R)
• M24: 18,117,050 km (0.049 R)
• M25: 20,162,352 km (0.083 R)
• M26: 22,223,661 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262

Radius: 12

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.85 AU - 3.85 AU

Year: 3899 Days

Day: 10.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,906,472 km

• M1: 149,299 km (0.114 R)
• M2: 524,041 km (0.085 R)
• M3: 1,074,711 km (0.088 R)
• M4: 1,654,852 km (0.114 R)
• M5: 2,061,608 km (0.104 R)
• M6: 2,549,597 km (0.088 R)
• M7: 2,938,252 km (0.105 R)
• M8: 3,761,638 km (0.102 R)
• M9: 5,137,789 km (0.116 R)
• M10: 6,769,453 km (0.074 R)
• M11: 7,344,059 km (0.04 R)
• M12: 9,865,531 km (0.108 R)
• M13: 12,278,245 km (0.114 R)
• M14: 13,090,412 km (0.044 R)
• M15: 14,821,708 km (0.11 R)
• M16: 16,343,567 km (0.077 R)
• M17: 17,273,617 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.3

Radius: 3.9

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.25 AU - 7.29 AU

Year: 11200 Days

Day: 21.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,906,472 km

• M1: 48,919 km (0.107 R)
• M2: 415,134 km (0.103 R)
• M3: 908,657 km (0.102 R)
• M4: 2,020,618 km (0.094 R)
• M5: 2,981,037 km (0.092 R)
• M6: 3,204,536 km (0.111 R)
• M7: 3,847,208 km (0.098 R)
• M8: 4,087,612 km (0.085 R)
• M9: 4,814,059 km (0.081 R)
• M10: 5,064,786 km (0.11 R)
• M11: 6,687,474 km (0.108 R)
• M12: 7,728,376 km (0.048 R)
• M13: 8,228,182 km (0.059 R)
• M14: 9,334,758 km (0.083 R)
• M15: 11,102,855 km (0.106 R)
• M16: 12,449,984 km (0.032 R)
• M17: 13,028,628 km (0.062 R)
• M18: 15,583,909 km (0.117 R)
• M19: 21,433,485 km (0.067 R)
• M20: 23,747,615 km (0.106 R)
• M21: 24,800,185 km (0.11 R)
• M22: 28,593,090 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.5

Radius: 5.5

Gravity: 28.02 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.64 AU - 9.44 AU

Year: 14495 Days

Day: 17.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,906,472 km

• M1: 68,366 km (0.101 R)
• M2: 245,191 km (0.099 R)
• M3: 485,295 km (0.069 R)
• M4: 890,556 km (0.104 R)
• M5: 1,793,230 km (0.114 R)
• M6: 2,068,041 km (0.066 R)
• M7: 3,512,558 km (0.092 R)
• M8: 5,194,188 km (0.077 R)
• M9: 5,562,797 km (0.086 R)
• M10: 5,948,759 km (0.074 R)
• M11: 6,270,096 km (0.097 R)
• M12: 7,719,699 km (0.099 R)
• M13: 9,759,615 km (0.079 R)
• M14: 13,181,816 km (0.064 R)
• M15: 14,865,840 km (0.103 R)
• M16: 17,408,555 km (0.074 R)
• M17: 17,817,406 km (0.066 R)
• M18: 18,232,689 km (0.119 R)
• M19: 20,316,737 km (0.056 R)
• M20: 20,861,423 km (0.087 R)
• M21: 21,045,129 km (0.067 R)
• M22: 21,230,032 km (0.12 R)
• M23: 21,980,116 km (0.085 R)
• M24: 27,732,902 km (0.082 R)
• M25: 28,403,101 km (0.08 R)
• M26: 30,242,855 km (0.032 R)
• M27: 39,370,270 km (0.052 R)
• M28: 45,241,837 km (0.088 R)
• M29: 46,795,860 km (0.069 R)
• M30: 47,745,058 km (0.109 R)
• M31: 49,682,051 km (0.116 R)
• M32: 51,670,805 km (0.089 R)
• M33: 55,806,289 km (0.039 R)
• M34: 56,160,537 km (0.044 R)
• M35: 57,412,372 km (0.102 R)
• M36: 59,232,679 km (0.064 R)
• M37: 60,716,241 km (0.113 R)
• M38: 61,090,983 km (0.099 R)
• M39: 64,728,455 km (0.105 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: 365 - 13,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit