🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.5

Radius: 13

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.18 AU - 1.76 AU

Year: 1133 Days

Day: 7.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,113,963 km

• M1: 161,715 km (0.05 R)
• M2: 655,687 km (0.114 R)
• M3: 1,785,600 km (0.065 R)
• M4: 2,262,817 km (0.069 R)
• M5: 3,126,745 km (0.096 R)
• M6: 3,619,969 km (0.068 R)
• M7: 4,044,977 km (0.103 R)
• M8: 4,802,840 km (0.072 R)
• M9: 5,674,696 km (0.109 R)
• M10: 6,205,768 km (0.038 R)
• M11: 6,745,667 km (0.096 R)
• M12: 8,613,097 km (0.117 R)
• M13: 9,256,219 km (0.095 R)
• M14: 9,837,257 km (0.071 R)
• M15: 11,072,337 km (0.034 R)
• M16: 12,190,581 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.8

Radius: 14.9

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.65 AU - 1.81 AU

Year: 1447 Days

Day: 14.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,113,963 km

• M1: 187,147 km (0.108 R)
• M2: 661,821 km (0.055 R)
• M3: 1,165,068 km (0.06 R)
• M4: 1,639,742 km (0.1 R)
• M5: 2,177,846 km (0.102 R)
• M6: 3,151,130 km (0.091 R)
• M7: 4,286,428 km (0.1 R)
• M8: 4,908,456 km (0.068 R)
• M9: 5,747,700 km (0.11 R)
• M10: 6,457,093 km (0.091 R)
• M11: 7,013,896 km (0.117 R)
• M12: 7,520,435 km (0.094 R)
• M13: 9,667,014 km (0.116 R)
• M14: 10,363,841 km (0.077 R)
• M15: 11,820,925 km (0.097 R)
• M16: 13,532,474 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.1

Radius: 9.9

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.94 AU - 2.02 AU

Year: 1771 Days

Day: 14.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,113,963 km

• M1: 130,001 km (0.048 R)
• M2: 460,163 km (0.062 R)
• M3: 770,579 km (0.1 R)
• M4: 1,147,565 km (0.113 R)
• M5: 1,667,268 km (0.056 R)
• M6: 2,059,514 km (0.111 R)
• M7: 2,564,407 km (0.058 R)
• M8: 2,889,034 km (0.094 R)
• M9: 3,396,171 km (0.049 R)
• M10: 4,267,578 km (0.077 R)
• M11: 5,133,301 km (0.101 R)
• M12: 5,453,890 km (0.099 R)
• M13: 10,560,562 km (0.116 R)
• M14: 12,901,919 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.4

Radius: 10

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.57 AU - 3.17 AU

Year: 3091 Days

Day: 11.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,113,963 km

• M1: 124,316 km (0.108 R)
• M2: 478,264 km (0.101 R)
• M3: 1,112,859 km (0.116 R)
• M4: 1,514,529 km (0.104 R)
• M5: 1,924,277 km (0.111 R)
• M6: 2,258,180 km (0.1 R)
• M7: 3,029,656 km (0.068 R)
• M8: 4,282,389 km (0.039 R)
• M9: 4,899,181 km (0.093 R)
• M10: 6,560,615 km (0.114 R)
• M11: 7,243,978 km (0.111 R)
• M12: 7,575,038 km (0.109 R)
• M13: 8,003,187 km (0.105 R)
• M14: 8,907,955 km (0.105 R)
• M15: 10,184,324 km (0.069 R)
• M16: 11,028,056 km (0.104 R)
• M17: 13,136,787 km (0.085 R)
• M18: 14,008,644 km (0.088 R)
• M19: 14,654,607 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.2

Radius: 9.2

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.78 AU - 4.5 AU

Year: 5356 Days

Day: 8.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,113,963 km

• M1: 114,442 km (0.039 R)
• M2: 512,822 km (0.093 R)
• M3: 829,371 km (0.062 R)
• M4: 1,232,686 km (0.098 R)
• M5: 1,774,829 km (0.09 R)
• M6: 4,866,419 km (0.112 R)
• M7: 5,424,120 km (0.084 R)
• M8: 7,604,209 km (0.075 R)
• M9: 8,657,528 km (0.066 R)
• M10: 9,187,404 km (0.069 R)
• M11: 10,519,573 km (0.078 R)
• M12: 12,399,420 km (0.055 R)
• M13: 13,073,059 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.5

Radius: 8.2

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.28 AU - 4.34 AU

Year: 5689 Days

Day: 13.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,113,963 km

• M1: 103,522 km (0.115 R)
• M2: 2,027,051 km (0.097 R)
• M3: 3,142,453 km (0.069 R)
• M4: 5,075,557 km (0.111 R)
• M5: 6,517,381 km (0.094 R)
• M6: 7,619,020 km (0.093 R)
• M7: 12,657,625 km (0.113 R)
• M8: 16,397,123 km (0.068 R)
• M9: 21,028,524 km (0.108 R)
• M10: 22,197,482 km (0.107 R)
• M11: 23,026,104 km (0.097 R)
• M12: 24,031,552 km (0.11 R)
• M13: 24,985,537 km (0.095 R)
• M14: 26,715,188 km (0.033 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.3

Radius: 5

Gravity: 24.45 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.63 AU - 7.93 AU

Year: 12489 Days

Day: 20.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,113,963 km

• M1: 62,233 km (0.084 R)
• M2: 338,989 km (0.078 R)
• M3: 571,464 km (0.113 R)
• M4: 729,738 km (0.082 R)
• M5: 897,438 km (0.053 R)
• M6: 1,102,686 km (0.089 R)
• M7: 1,365,978 km (0.075 R)
• M8: 2,514,890 km (0.102 R)
• M9: 2,769,954 km (0.108 R)
• M10: 3,666,195 km (0.073 R)
• M11: 4,312,308 km (0.104 R)
• M12: 4,868,812 km (0.097 R)
• M13: 5,683,373 km (0.1 R)
• M14: 7,930,931 km (0.064 R)
• M15: 8,156,525 km (0.078 R)
• M16: 8,907,656 km (0.115 R)
• M17: 9,300,051 km (0.111 R)
• M18: 10,331,229 km (0.061 R)
• M19: 11,841,270 km (0.055 R)
• M20: 12,375,783 km (0.073 R)
• M21: 13,050,619 km (0.076 R)
• M22: 13,556,559 km (0.117 R)
• M23: 14,473,444 km (0.106 R)
• M24: 14,878,705 km (0.113 R)
• M25: 15,430,871 km (0.116 R)
• M26: 15,782,725 km (0.037 R)
• M27: 17,395,240 km (0.082 R)
• M28: 21,724,154 km (0.078 R)
• M29: 25,724,102 km (0.074 R)
• M30: 27,741,130 km (0.072 R)
• M31: 31,520,571 km (0.113 R)
• M32: 34,660,181 km (0.093 R)
• M33: 35,142,485 km (0.078 R)
• M34: 35,385,132 km (0.054 R)
• M35: 37,620,723 km (0.118 R)
• M36: 38,258,010 km (0.063 R)
• M37: 42,508,085 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.2

Radius: 6.7

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.81 AU - 10.13 AU

Year: 18529 Days

Day: 23.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,113,963 km

• M1: 83,775 km (0.105 R)
• M2: 316,699 km (0.098 R)
• M3: 984,204 km (0.064 R)
• M4: 1,241,962 km (0.118 R)
• M5: 1,453,343 km (0.117 R)
• M6: 2,081,505 km (0.088 R)
• M7: 2,901,152 km (0.114 R)
• M8: 3,278,138 km (0.089 R)
• M9: 3,831,052 km (0.106 R)
• M10: 4,673,737 km (0.099 R)
• M11: 7,380,261 km (0.107 R)
• M12: 7,986,731 km (0.053 R)
• M13: 8,326,767 km (0.027 R)
• M14: 9,351,812 km (0.108 R)
• M15: 14,229,001 km (0.056 R)
• M16: 16,926,251 km (0.113 R)
• M17: 17,487,692 km (0.118 R)
• M18: 18,647,674 km (0.057 R)
• M19: 19,160,046 km (0.057 R)
• M20: 19,769,807 km (0.085 R)
• M21: 21,583,083 km (0.039 R)
• M22: 22,722,869 km (0.106 R)
• M23: 23,504,518 km (0.078 R)
• M24: 24,102,461 km (0.103 R)
• M25: 25,225,043 km (0.115 R)
• M26: 29,028,420 km (0.113 R)
• M27: 29,948,447 km (0.118 R)
• M28: 37,073,943 km (0.082 R)
• M29: 38,293,315 km (0.114 R)
• M30: 47,428,958 km (0.1 R)
• M31: 47,904,529 km (0.076 R)
• M32: 51,824,143 km (0.12 R)
• M33: 54,726,491 km (0.084 R)
• M34: 58,823,080 km (0.082 R)
• M35: 59,372,104 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.9

Radius: 6.9

Gravity: 18.06 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.55 AU - 12.33 AU

Year: 23007 Days

Day: 24.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 121.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,113,963 km

• M1: 85,869 km (0.086 R)
• M2: 354,697 km (0.072 R)
• M3: 619,634 km (0.075 R)
• M4: 993,031 km (0.101 R)
• M5: 1,239,269 km (0.104 R)
• M6: 2,373,669 km (0.072 R)
• M7: 2,590,287 km (0.058 R)
• M8: 2,980,887 km (0.111 R)
• M9: 3,410,233 km (0.098 R)
• M10: 4,251,272 km (0.047 R)
• M11: 4,646,061 km (0.083 R)
• M12: 4,909,802 km (0.119 R)
• M13: 6,755,840 km (0.1 R)
• M14: 9,856,705 km (0.081 R)
• M15: 10,484,118 km (0.111 R)
• M16: 13,187,800 km (0.105 R)
• M17: 22,597,058 km (0.078 R)
• M18: 24,924,052 km (0.058 R)
• M19: 26,921,184 km (0.087 R)
• M20: 30,833,318 km (0.101 R)
• M21: 33,131,740 km (0.065 R)
• M22: 37,311,803 km (0.097 R)
• M23: 37,763,439 km (0.034 R)
• M24: 42,154,885 km (0.109 R)
• M25: 47,576,910 km (0.056 R)
• M26: 57,149,229 km (0.099 R)
• M27: 58,151,535 km (0.107 R)
• M28: 60,812,133 km (0.103 R)
• M29: 61,437,452 km (0.09 R)
• M30: 63,125,963 km (0.115 R)
• M31: 72,034,367 km (0.072 R)
• M32: 78,252,851 km (0.073 R)
• M33: 78,992,612 km (0.119 R)
• M34: 82,761,432 km (0.093 R)
• M35: 83,529,317 km (0.06 R)
• M36: 85,600,201 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 20,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit