🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.61 AU - 0.67 AU

Year: 183 Days

Day: 37.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,518,349 km

• M1: 56,548 km (0.03 R)
• M2: 209,138 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.62 AU - 5.1 AU

Year: 3245 Days

Day: 19.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.7 AU - 5.34 AU

Year: 3425 Days

Day: 25.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.5

Radius: 10.3

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.15 AU - 6.37 AU

Year: 4928 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,518,349 km

• M1: 128,355 km (0.116 R)
• M2: 2,122,046 km (0.054 R)
• M3: 2,598,216 km (0.119 R)
• M4: 2,944,385 km (0.119 R)
• M5: 3,437,609 km (0.062 R)
• M6: 6,231,948 km (0.087 R)
• M7: 7,962,945 km (0.108 R)
• M8: 13,124,969 km (0.082 R)
• M9: 13,761,359 km (0.109 R)
• M10: 14,822,007 km (0.099 R)
• M11: 15,187,475 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.9

Radius: 8.8

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.53 AU - 8.79 AU

Year: 7557 Days

Day: 8.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,518,349 km

• M1: 109,506 km (0.106 R)
• M2: 446,849 km (0.107 R)
• M3: 784,790 km (0.107 R)
• M4: 1,213,837 km (0.086 R)
• M5: 1,749,547 km (0.038 R)
• M6: 2,379,653 km (0.076 R)
• M7: 2,871,681 km (0.095 R)
• M8: 4,331,307 km (0.1 R)
• M9: 6,521,270 km (0.1 R)
• M10: 7,167,084 km (0.034 R)
• M11: 8,854,399 km (0.069 R)
• M12: 9,598,349 km (0.11 R)
• M13: 9,936,590 km (0.111 R)
• M14: 10,433,554 km (0.039 R)
• M15: 12,878,282 km (0.09 R)
• M16: 14,642,041 km (0.076 R)
• M17: 15,285,910 km (0.026 R)
• M18: 16,355,236 km (0.116 R)
• M19: 20,972,574 km (0.108 R)
• M20: 25,737,117 km (0.111 R)
• M21: 27,247,906 km (0.07 R)
• M22: 31,493,793 km (0.1 R)
• M23: 33,773,514 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.1

Radius: 12.9

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.8 AU - 9.86 AU

Year: 10158 Days

Day: 13 Hours

Environment

Temp: -171 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,518,349 km

• M1: 160,519 km (0.118 R)
• M2: 662,120 km (0.094 R)
• M3: 1,129,314 km (0.108 R)
• M4: 1,869,674 km (0.115 R)
• M5: 2,322,657 km (0.115 R)
• M6: 3,142,004 km (0.06 R)
• M7: 3,736,656 km (0.089 R)
• M8: 4,145,806 km (0.073 R)
• M9: 4,707,396 km (0.098 R)
• M10: 5,120,436 km (0.086 R)
• M11: 6,242,270 km (0.092 R)
• M12: 6,742,376 km (0.097 R)
• M13: 8,269,022 km (0.081 R)
• M14: 8,825,826 km (0.06 R)
• M15: 9,809,731 km (0.104 R)
• M16: 10,275,579 km (0.108 R)
• M17: 14,421,833 km (0.076 R)
• M18: 17,609,315 km (0.072 R)
• M19: 18,532,783 km (0.057 R)
• M20: 19,650,877 km (0.057 R)
• M21: 22,731,995 km (0.117 R)
• M22: 23,549,996 km (0.055 R)
• M23: 24,387,445 km (0.035 R)
• M24: 30,926,069 km (0.116 R)
• M25: 35,074,268 km (0.085 R)
• M26: 38,931,799 km (0.112 R)
• M27: 47,038,956 km (0.095 R)
• M28: 49,115,524 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.4

Radius: 9.9

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 8 AU - 11.8 AU

Year: 11103 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,518,349 km

• M1: 123,119 km (0.113 R)
• M2: 518,955 km (0.084 R)
• M3: 1,184,217 km (0.066 R)
• M4: 1,722,619 km (0.109 R)
• M5: 2,041,712 km (0.05 R)
• M6: 2,541,369 km (0.101 R)
• M7: 4,103,470 km (0.079 R)
• M8: 6,191,706 km (0.112 R)
• M9: 7,131,779 km (0.1 R)
• M10: 8,529,771 km (0.078 R)
• M11: 9,337,301 km (0.07 R)
• M12: 10,241,470 km (0.097 R)
• M13: 10,859,908 km (0.05 R)
• M14: 11,252,602 km (0.079 R)
• M15: 11,654,871 km (0.112 R)
• M16: 12,276,151 km (0.111 R)
• M17: 12,974,025 km (0.034 R)
• M18: 14,507,852 km (0.11 R)
• M19: 15,533,495 km (0.106 R)
• M20: 16,222,543 km (0.041 R)
• M21: 17,796,312 km (0.113 R)
• M22: 22,094,259 km (0.062 R)
• M23: 23,207,118 km (0.064 R)
• M24: 24,692,475 km (0.086 R)
• M25: 25,030,865 km (0.045 R)
• M26: 26,327,879 km (0.069 R)
• M27: 27,217,089 km (0.106 R)
• M28: 32,066,304 km (0.114 R)
• M29: 32,875,778 km (0.05 R)
• M30: 33,285,676 km (0.082 R)
• M31: 33,802,686 km (0.094 R)
• M32: 36,033,190 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.5

Radius: 13.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 10.96 AU - 12.44 AU

Year: 14265 Days

Day: 14.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,518,349 km

• M1: 169,644 km (0.119 R)
• M2: 743,501 km (0.089 R)
• M3: 1,261,708 km (0.095 R)
• M4: 2,258,030 km (0.104 R)
• M5: 3,241,935 km (0.036 R)
• M6: 7,146,141 km (0.063 R)
• M7: 11,538,933 km (0.072 R)
• M8: 13,782,003 km (0.074 R)
• M9: 14,708,463 km (0.087 R)
• M10: 15,187,176 km (0.093 R)
• M11: 20,048,508 km (0.098 R)
• M12: 21,389,952 km (0.103 R)
• M13: 23,190,064 km (0.087 R)
• M14: 26,558,110 km (0.099 R)
• M15: 28,266,966 km (0.042 R)
• M16: 32,202,288 km (0.106 R)
• M17: 32,807,262 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.3

Radius: 5.7

Gravity: 27.99 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 13.17 AU - 15.53 AU

Year: 19376 Days

Day: 15.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,518,349 km

• M1: 70,909 km (0.11 R)
• M2: 281,244 km (0.086 R)
• M3: 715,527 km (0.101 R)
• M4: 1,146,219 km (0.118 R)
• M5: 2,905,041 km (0.102 R)
• M6: 3,146,342 km (0.119 R)
• M7: 3,371,936 km (0.048 R)
• M8: 6,484,619 km (0.099 R)
• M9: 7,525,371 km (0.055 R)
• M10: 7,776,546 km (0.069 R)
• M11: 8,618,483 km (0.113 R)
• M12: 9,519,511 km (0.078 R)
• M13: 10,669,021 km (0.097 R)
• M14: 13,830,174 km (0.108 R)
• M15: 14,131,464 km (0.107 R)
• M16: 14,903,837 km (0.097 R)
• M17: 18,822,254 km (0.052 R)
• M18: 19,379,207 km (0.117 R)
• M19: 19,851,637 km (0.078 R)
• M20: 23,270,098 km (0.062 R)
• M21: 25,118,081 km (0.108 R)
• M22: 28,129,935 km (0.094 R)
• M23: 28,735,507 km (0.054 R)
• M24: 33,354,640 km (0.062 R)
• M25: 35,698,390 km (0.107 R)
• M26: 36,838,476 km (0.114 R)
• M27: 43,224,061 km (0.091 R)
• M28: 45,506,176 km (0.118 R)
• M29: 48,556,926 km (0.092 R)
• M30: 48,903,993 km (0.115 R)
• M31: 53,753,956 km (0.117 R)
• M32: 62,533,107 km (0.099 R)
• M33: 75,194,622 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.7

Radius: 7.4

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 15.41 AU - 22.65 AU

Year: 29591 Days

Day: 15.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,518,349 km

• M1: 123,717 km (0.046 R)
• M2: 599,139 km (0.081 R)
• M3: 910,901 km (0.114 R)
• M4: 1,345,184 km (0.096 R)
• M5: 1,775,128 km (0.12 R)
• M6: 2,117,558 km (0.086 R)
• M7: 2,551,840 km (0.12 R)
• M8: 3,818,635 km (0.058 R)
• M9: 5,177,582 km (0.037 R)
• M10: 5,666,917 km (0.051 R)
• M11: 8,531,716 km (0.096 R)
• M12: 9,155,988 km (0.051 R)
• M13: 13,708,850 km (0.119 R)
• M14: 14,406,425 km (0.117 R)
• M15: 15,372,827 km (0.067 R)
• M16: 16,640,968 km (0.081 R)
• M17: 17,078,691 km (0.084 R)
• M18: 31,740,779 km (0.082 R)
• M19: 35,779,472 km (0.091 R)
• M20: 38,147,906 km (0.117 R)
• M21: 39,680,237 km (0.078 R)
• M22: 46,911,499 km (0.082 R)
• M23: 47,785,001 km (0.108 R)
• M24: 57,521,578 km (0.098 R)
• M25: 59,127,810 km (0.081 R)
• M26: 60,557,816 km (0.087 R)
• M27: 62,429,884 km (0.086 R)
• M28: 64,126,025 km (0.118 R)
• M29: 69,398,602 km (0.081 R)
• M30: 71,908,854 km (0.117 R)
• M31: 72,836,510 km (0.114 R)
• M32: 75,667,351 km (0.096 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 16,684 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit