🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.44 AU - 0.6 AU

Year: 171 Days

Day: 31.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.7

Radius: 10.2

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.55 AU - 3.25 AU

Year: 2255 Days

Day: 13.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,601,941 km

• M1: 127,009 km (0.057 R)
• M2: 481,256 km (0.08 R)
• M3: 844,630 km (0.116 R)
• M4: 1,286,841 km (0.104 R)
• M5: 1,928,616 km (0.086 R)
• M6: 5,192,243 km (0.1 R)
• M7: 6,058,265 km (0.046 R)
• M8: 7,521,931 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.2

Radius: 13.5

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.75 AU - 3.15 AU

Year: 2313 Days

Day: 14.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,601,941 km

• M1: 167,849 km (0.111 R)
• M2: 844,929 km (0.076 R)
• M3: 1,502,262 km (0.058 R)
• M4: 2,222,576 km (0.025 R)
• M5: 4,649,951 km (0.077 R)
• M6: 5,182,818 km (0.104 R)
• M7: 5,609,023 km (0.113 R)
• M8: 6,505,712 km (0.063 R)
• M9: 7,261,032 km (0.103 R)
• M10: 7,888,296 km (0.111 R)
• M11: 8,551,463 km (0.105 R)
• M12: 9,668,660 km (0.096 R)
• M13: 11,306,757 km (0.107 R)
• M14: 11,864,906 km (0.103 R)
• M15: 13,123,174 km (0.036 R)
• M16: 14,146,723 km (0.059 R)
• M17: 16,963,950 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.9

Radius: 10.5

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.73 AU - 3.97 AU

Year: 2799 Days

Day: 13.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,601,941 km

• M1: 132,245 km (0.052 R)
• M2: 760,406 km (0.084 R)
• M3: 1,156,092 km (0.109 R)
• M4: 2,812,590 km (0.1 R)
• M5: 3,329,301 km (0.033 R)
• M6: 3,747,726 km (0.077 R)
• M7: 4,331,008 km (0.105 R)
• M8: 4,878,237 km (0.116 R)
• M9: 5,268,239 km (0.116 R)
• M10: 6,830,489 km (0.106 R)
• M11: 7,382,505 km (0.066 R)
• M12: 7,799,584 km (0.111 R)
• M13: 9,440,374 km (0.081 R)
• M14: 9,817,211 km (0.045 R)
• M15: 14,554,377 km (0.113 R)
• M16: 17,357,691 km (0.081 R)
• M17: 20,565,369 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.7

Radius: 9.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.29 AU - 3.41 AU

Year: 2799 Days

Day: 11.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,601,941 km

• M1: 131,048 km (0.115 R)
• M2: 838,346 km (0.077 R)
• M3: 1,405,322 km (0.12 R)
• M4: 2,712,209 km (0.068 R)
• M5: 3,920,511 km (0.11 R)
• M6: 4,493,172 km (0.056 R)
• M7: 5,120,735 km (0.078 R)
• M8: 5,501,761 km (0.053 R)
• M9: 7,329,697 km (0.099 R)
• M10: 8,259,897 km (0.072 R)
• M11: 10,074,369 km (0.119 R)
• M12: 11,038,079 km (0.112 R)
• M13: 14,036,918 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.2

Radius: 13.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.9 AU - 4.74 AU

Year: 4099 Days

Day: 14.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,601,941 km

• M1: 164,109 km (0.073 R)
• M2: 1,031,627 km (0.067 R)
• M3: 2,486,915 km (0.051 R)
• M4: 3,389,738 km (0.097 R)
• M5: 4,008,026 km (0.036 R)
• M6: 5,227,698 km (0.061 R)
• M7: 7,077,026 km (0.047 R)
• M8: 10,725,868 km (0.064 R)
• M9: 12,024,677 km (0.101 R)
• M10: 12,652,240 km (0.104 R)
• M11: 13,887,769 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.2

Radius: 8.9

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.8 AU - 9.48 AU

Year: 10603 Days

Day: 9.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,601,941 km

• M1: 110,702 km (0.085 R)
• M2: 491,130 km (0.08 R)
• M3: 812,915 km (0.109 R)
• M4: 1,184,815 km (0.095 R)
• M5: 1,530,536 km (0.041 R)
• M6: 2,994,800 km (0.116 R)
• M7: 6,166,873 km (0.088 R)
• M8: 7,075,530 km (0.112 R)
• M9: 7,433,967 km (0.074 R)
• M10: 8,304,327 km (0.112 R)
• M11: 8,703,305 km (0.103 R)
• M12: 9,844,737 km (0.091 R)
• M13: 10,291,885 km (0.081 R)
• M14: 10,612,772 km (0.08 R)
• M15: 11,964,239 km (0.101 R)
• M16: 12,733,771 km (0.096 R)
• M17: 14,946,922 km (0.084 R)
• M18: 17,404,815 km (0.096 R)
• M19: 17,795,415 km (0.118 R)
• M20: 19,139,701 km (0.115 R)
• M21: 22,794,527 km (0.084 R)
• M22: 25,363,272 km (0.098 R)
• M23: 26,889,918 km (0.083 R)
• M24: 27,499,829 km (0.099 R)
• M25: 30,878,048 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715

Radius: 6.3

Gravity: 18.01 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 8.55 AU - 9.71 AU

Year: 12595 Days

Day: 18.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,601,941 km

• M1: 78,988 km (0.103 R)
• M2: 625,618 km (0.096 R)
• M3: 1,445,265 km (0.059 R)
• M4: 1,749,098 km (0.07 R)
• M5: 2,226,465 km (0.071 R)
• M6: 2,548,250 km (0.104 R)
• M7: 2,854,776 km (0.07 R)
• M8: 3,896,277 km (0.042 R)
• M9: 4,739,709 km (0.109 R)
• M10: 5,238,768 km (0.087 R)
• M11: 6,033,133 km (0.087 R)
• M12: 7,114,576 km (0.094 R)
• M13: 8,749,979 km (0.109 R)
• M14: 9,045,136 km (0.073 R)
• M15: 9,864,484 km (0.082 R)
• M16: 11,242,130 km (0.088 R)
• M17: 11,532,350 km (0.054 R)
• M18: 14,646,828 km (0.102 R)
• M19: 15,846,603 km (0.063 R)
• M20: 19,753,052 km (0.12 R)
• M21: 21,569,470 km (0.101 R)
• M22: 30,847,380 km (0.104 R)
• M23: 31,416,450 km (0.082 R)
• M24: 33,047,067 km (0.118 R)
• M25: 34,367,268 km (0.046 R)
• M26: 36,349,739 km (0.11 R)
• M27: 37,240,595 km (0.12 R)
• M28: 40,135,014 km (0.102 R)
• M29: 44,318,968 km (0.074 R)
• M30: 49,868,001 km (0.049 R)
• M31: 53,214,506 km (0.078 R)
• M32: 54,859,484 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.2

Radius: 4.3

Gravity: 27.49 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.63 AU - 13.63 AU

Year: 19288 Days

Day: 24.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,601,941 km

• M1: 54,902 km (0.101 R)
• M2: 245,789 km (0.088 R)
• M3: 383,569 km (0.1 R)
• M4: 1,361,191 km (0.065 R)
• M5: 1,658,292 km (0.064 R)
• M6: 2,093,921 km (0.03 R)
• M7: 2,359,757 km (0.108 R)
• M8: 2,601,956 km (0.091 R)
• M9: 4,549,570 km (0.112 R)
• M10: 6,984,276 km (0.091 R)
• M11: 7,299,179 km (0.11 R)
• M12: 7,670,780 km (0.075 R)
• M13: 7,957,560 km (0.099 R)
• M14: 8,103,567 km (0.082 R)
• M15: 9,337,450 km (0.12 R)
• M16: 12,430,087 km (0.116 R)
• M17: 12,892,494 km (0.112 R)
• M18: 15,757,293 km (0.1 R)
• M19: 20,259,890 km (0.094 R)
• M20: 20,623,862 km (0.097 R)
• M21: 20,807,568 km (0.083 R)
• M22: 25,025,330 km (0.117 R)
• M23: 27,167,721 km (0.03 R)
• M24: 34,065,978 km (0.101 R)
• M25: 34,322,688 km (0.077 R)
• M26: 36,155,861 km (0.118 R)
• M27: 52,539,371 km (0.075 R)
• M28: 53,226,174 km (0.119 R)
• M29: 54,267,675 km (0.058 R)
• M30: 57,111,082 km (0.103 R)
• M31: 62,707,239 km (0.091 R)
• M32: 65,637,562 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.2

Radius: 6.2

Gravity: 13.74 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.14 AU - 17.42 AU

Year: 28619 Days

Day: 17.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,601,941 km

• M1: 78,539 km (0.066 R)
• M2: 280,646 km (0.072 R)
• M3: 496,815 km (0.117 R)
• M4: 713,582 km (0.073 R)
• M5: 956,828 km (0.091 R)
• M6: 1,240,765 km (0.065 R)
• M7: 1,858,604 km (0.054 R)
• M8: 3,144,098 km (0.109 R)
• M9: 3,465,135 km (0.094 R)
• M10: 3,775,850 km (0.108 R)
• M11: 5,089,619 km (0.113 R)
• M12: 5,828,034 km (0.113 R)
• M13: 7,066,405 km (0.067 R)
• M14: 7,773,255 km (0.116 R)
• M15: 8,863,375 km (0.104 R)
• M16: 9,268,037 km (0.111 R)
• M17: 13,939,230 km (0.112 R)
• M18: 14,407,322 km (0.096 R)
• M19: 15,958,951 km (0.12 R)
• M20: 19,294,236 km (0.051 R)
• M21: 19,973,560 km (0.117 R)
• M22: 21,277,305 km (0.114 R)
• M23: 23,501,526 km (0.085 R)
• M24: 26,464,312 km (0.068 R)
• M25: 27,667,229 km (0.034 R)
• M26: 29,667,053 km (0.08 R)
• M27: 35,227,307 km (0.069 R)
• M28: 35,514,983 km (0.05 R)
• M29: 40,965,881 km (0.052 R)
• M30: 43,723,269 km (0.082 R)
• M31: 50,329,361 km (0.119 R)
• M32: 54,059,584 km (0.037 R)
• M33: 57,173,165 km (0.113 R)
• M34: 58,976,118 km (0.11 R)
• M35: 63,329,566 km (0.083 R)
• M36: 70,824,270 km (0.095 R)
• M37: 75,736,615 km (0.102 R)
• M38: 79,628,403 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 16,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit