🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.6

Radius: 15

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.83 AU - 0.83 AU

Year: 488 Days

Day: 12 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,696,453 km

• M1: 186,698 km (0.102 R)
• M2: 822,938 km (0.117 R)
• M3: 1,313,918 km (0.096 R)
• M4: 1,801,607 km (0.108 R)
• M5: 2,283,312 km (0.076 R)
• M6: 2,783,418 km (0.1 R)
• M7: 3,824,320 km (0.12 R)
• M8: 4,294,955 km (0.05 R)
• M9: 4,949,146 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.2

Radius: 8.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.03 AU - 1.13 AU

Year: 725 Days

Day: 12.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,696,453 km

• M1: 106,065 km (0.1 R)
• M2: 531,222 km (0.119 R)
• M3: 922,869 km (0.114 R)
• M4: 1,397,693 km (0.102 R)
• M5: 2,321,011 km (0.084 R)
• M6: 3,158,609 km (0.105 R)
• M7: 3,652,881 km (0.083 R)
• M8: 4,391,296 km (0.032 R)
• M9: 5,531,531 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.8

Radius: 8.9

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.13 AU - 1.43 AU

Year: 935 Days

Day: 14.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,696,453 km

• M1: 111,301 km (0.088 R)
• M2: 442,062 km (0.096 R)
• M3: 860,337 km (0.026 R)
• M4: 1,377,198 km (0.101 R)
• M5: 1,764,806 km (0.118 R)
• M6: 2,069,537 km (0.076 R)
• M7: 2,664,637 km (0.098 R)
• M8: 3,189,427 km (0.101 R)
• M9: 3,586,160 km (0.093 R)
• M10: 3,968,084 km (0.106 R)
• M11: 4,670,745 km (0.069 R)
• M12: 5,356,501 km (0.109 R)
• M13: 6,214,445 km (0.106 R)
• M14: 7,619,917 km (0.055 R)
• M15: 8,149,494 km (0.1 R)
• M16: 8,676,377 km (0.081 R)
• M17: 9,114,250 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.9

Radius: 12.4

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.4 AU - 2.06 AU

Year: 1469 Days

Day: 13.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,696,453 km

• M1: 155,133 km (0.034 R)
• M2: 809,324 km (0.109 R)
• M3: 1,488,499 km (0.112 R)
• M4: 2,085,245 km (0.115 R)
• M5: 2,621,703 km (0.068 R)
• M6: 3,038,782 km (0.109 R)
• M7: 3,669,486 km (0.081 R)
• M8: 5,457,181 km (0.116 R)
• M9: 6,507,807 km (0.07 R)
• M10: 7,254,898 km (0.109 R)
• M11: 8,664,260 km (0.074 R)
• M12: 9,182,168 km (0.083 R)
• M13: 10,861,254 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.1

Radius: 8.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.42 AU - 2.32 AU

Year: 1651 Days

Day: 10.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,696,453 km

• M1: 108,309 km (0.026 R)
• M2: 566,228 km (0.112 R)
• M3: 1,228,797 km (0.049 R)
• M4: 1,970,354 km (0.117 R)
• M5: 2,261,172 km (0.075 R)
• M6: 2,904,592 km (0.114 R)
• M7: 3,882,214 km (0.106 R)
• M8: 4,309,017 km (0.092 R)
• M9: 5,102,634 km (0.099 R)
• M10: 5,800,957 km (0.083 R)
• M11: 7,965,937 km (0.11 R)
• M12: 8,520,646 km (0.115 R)
• M13: 10,035,624 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.9

Radius: 12.6

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.14 AU - 5.72 AU

Year: 7068 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,696,453 km

• M1: 156,779 km (0.095 R)
• M2: 567,425 km (0.025 R)
• M3: 1,350,869 km (0.101 R)
• M4: 1,798,017 km (0.033 R)
• M5: 2,836,525 km (0.079 R)
• M6: 3,559,831 km (0.12 R)
• M7: 4,976,074 km (0.11 R)
• M8: 5,895,353 km (0.09 R)
• M9: 6,449,164 km (0.106 R)
• M10: 8,493,270 km (0.083 R)
• M11: 8,886,712 km (0.074 R)
• M12: 11,404,294 km (0.098 R)
• M13: 11,884,055 km (0.082 R)
• M14: 13,699,874 km (0.112 R)
• M15: 15,178,200 km (0.084 R)
• M16: 20,955,371 km (0.08 R)
• M17: 22,330,624 km (0.038 R)
• M18: 24,814,547 km (0.083 R)
• M19: 25,894,195 km (0.117 R)
• M20: 26,445,762 km (0.092 R)
• M21: 27,477,239 km (0.082 R)
• M22: 28,828,557 km (0.086 R)
• M23: 33,580,982 km (0.118 R)
• M24: 35,574,822 km (0.11 R)
• M25: 38,235,869 km (0.097 R)
• M26: 41,651,189 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.8

Radius: 3.3

Gravity: 25.05 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.9 AU - 6.48 AU

Year: 9944 Days

Day: 22.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,696,453 km

• M1: 41,139 km (0.082 R)
• M2: 161,865 km (0.11 R)
• M3: 330,312 km (0.099 R)
• M4: 440,715 km (0.093 R)
• M5: 550,819 km (0.036 R)
• M6: 716,574 km (0.093 R)
• M7: 896,839 km (0.091 R)
• M8: 1,921,435 km (0.061 R)
• M9: 2,604,050 km (0.039 R)
• M10: 3,030,404 km (0.098 R)
• M11: 3,592,144 km (0.101 R)
• M12: 3,873,687 km (0.106 R)
• M13: 5,628,470 km (0.077 R)
• M14: 5,975,537 km (0.103 R)
• M15: 6,643,043 km (0.09 R)
• M16: 7,138,810 km (0.075 R)
• M17: 7,967,134 km (0.107 R)
• M18: 8,084,867 km (0.088 R)
• M19: 8,691,038 km (0.062 R)
• M20: 9,678,234 km (0.079 R)
• M21: 10,785,707 km (0.107 R)
• M22: 10,978,090 km (0.065 R)
• M23: 11,271,003 km (0.05 R)
• M24: 12,129,395 km (0.073 R)
• M25: 13,692,544 km (0.059 R)
• M26: 14,551,534 km (0.048 R)
• M27: 16,124,257 km (0.108 R)
• M28: 17,146,459 km (0.061 R)
• M29: 18,075,761 km (0.043 R)
• M30: 18,415,647 km (0.082 R)
• M31: 19,889,486 km (0.115 R)
• M32: 20,544,575 km (0.059 R)
• M33: 21,821,093 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.4

Radius: 4.8

Gravity: 22.24 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.28 AU - 11.58 AU

Year: 18697 Days

Day: 16.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,696,453 km

• M1: 101,727 km (0.115 R)
• M2: 273,615 km (0.062 R)
• M3: 498,161 km (0.094 R)
• M4: 688,300 km (0.061 R)
• M5: 971,788 km (0.067 R)
• M6: 1,301,501 km (0.054 R)
• M7: 2,102,299 km (0.066 R)
• M8: 2,912,820 km (0.093 R)
• M9: 4,607,016 km (0.092 R)
• M10: 5,196,432 km (0.037 R)
• M11: 5,992,143 km (0.065 R)
• M12: 8,208,435 km (0.103 R)
• M13: 8,506,584 km (0.085 R)
• M14: 8,760,451 km (0.072 R)
• M15: 10,917,503 km (0.078 R)
• M16: 12,472,423 km (0.11 R)
• M17: 12,734,220 km (0.046 R)
• M18: 13,336,501 km (0.049 R)
• M19: 14,742,870 km (0.115 R)
• M20: 15,332,136 km (0.066 R)
• M21: 18,515,579 km (0.092 R)
• M22: 19,903,548 km (0.109 R)
• M23: 24,891,739 km (0.112 R)
• M24: 27,341,404 km (0.118 R)
• M25: 33,336,539 km (0.073 R)
• M26: 34,349,915 km (0.118 R)
• M27: 35,514,385 km (0.114 R)
• M28: 37,513,312 km (0.105 R)
• M29: 48,479,284 km (0.07 R)
• M30: 53,473,011 km (0.12 R)
• M31: 53,645,198 km (0.075 R)
• M32: 55,916,393 km (0.066 R)
• M33: 56,986,018 km (0.11 R)
• M34: 63,113,397 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.2

Radius: 6.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 9.26 AU - 12.72 AU

Year: 23524 Days

Day: 19.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,696,453 km

• M1: 89,160 km (0.112 R)
• M2: 346,768 km (0.117 R)
• M3: 818,749 km (0.088 R)
• M4: 1,148,912 km (0.103 R)
• M5: 1,406,968 km (0.119 R)
• M6: 2,827,549 km (0.11 R)
• M7: 3,480,095 km (0.076 R)
• M8: 3,967,934 km (0.079 R)
• M9: 4,258,154 km (0.105 R)
• M10: 5,492,037 km (0.099 R)
• M11: 5,852,717 km (0.1 R)
• M12: 6,152,661 km (0.11 R)
• M13: 7,764,129 km (0.079 R)
• M14: 8,080,529 km (0.119 R)
• M15: 8,452,728 km (0.114 R)
• M16: 10,270,343 km (0.096 R)
• M17: 10,818,170 km (0.104 R)
• M18: 11,617,771 km (0.099 R)
• M19: 14,118,299 km (0.084 R)
• M20: 19,484,225 km (0.09 R)
• M21: 20,493,562 km (0.114 R)
• M22: 21,098,236 km (0.072 R)
• M23: 23,261,721 km (0.101 R)
• M24: 25,272,466 km (0.116 R)
• M25: 26,675,544 km (0.093 R)
• M26: 29,745,741 km (0.086 R)
• M27: 39,818,465 km (0.104 R)
• M28: 40,894,822 km (0.111 R)
• M29: 42,267,532 km (0.113 R)
• M30: 47,613,561 km (0.073 R)
• M31: 48,065,796 km (0.066 R)
• M32: 50,839,490 km (0.112 R)
• M33: 55,529,832 km (0.054 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 13,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit