🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 10.6

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.97 AU - 0.97 AU

Year: 617 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,684,317 km

• M1: 131,796 km (0.057 R)
• M2: 528,380 km (0.045 R)
• M3: 865,872 km (0.096 R)
• M4: 1,237,324 km (0.066 R)
• M5: 1,883,138 km (0.037 R)
• M6: 2,774,891 km (0.111 R)
• M7: 4,328,914 km (0.042 R)
• M8: 4,807,178 km (0.112 R)
• M9: 5,409,609 km (0.097 R)
• M10: 6,003,811 km (0.056 R)
• M11: 7,522,529 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.1

Radius: 13.1

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.25 AU - 1.63 AU

Year: 1116 Days

Day: 11.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,684,317 km

• M1: 163,062 km (0.099 R)
• M2: 763,099 km (0.079 R)
• M3: 1,186,162 km (0.087 R)
• M4: 1,867,729 km (0.115 R)
• M5: 2,288,847 km (0.094 R)
• M6: 2,919,253 km (0.033 R)
• M7: 3,508,070 km (0.119 R)
• M8: 4,055,598 km (0.092 R)
• M9: 4,753,622 km (0.031 R)
• M10: 5,364,580 km (0.069 R)
• M11: 6,027,448 km (0.057 R)
• M12: 6,938,349 km (0.1 R)
• M13: 7,621,264 km (0.098 R)
• M14: 9,151,351 km (0.081 R)
• M15: 9,879,892 km (0.101 R)
• M16: 10,386,730 km (0.104 R)
• M17: 11,765,424 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.7

Radius: 10.5

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.29 AU - 1.71 AU

Year: 1186 Days

Day: 13.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,684,317 km

• M1: 130,749 km (0.081 R)
• M2: 481,256 km (0.078 R)
• M3: 843,134 km (0.113 R)
• M4: 1,251,985 km (0.064 R)
• M5: 1,753,885 km (0.117 R)
• M6: 2,097,063 km (0.087 R)
• M7: 3,225,629 km (0.055 R)
• M8: 3,583,019 km (0.102 R)
• M9: 4,565,877 km (0.049 R)
• M10: 5,435,788 km (0.115 R)
• M11: 5,786,446 km (0.074 R)
• M12: 6,412,662 km (0.104 R)
• M13: 7,057,728 km (0.038 R)
• M14: 8,134,085 km (0.105 R)
• M15: 8,682,212 km (0.099 R)
• M16: 9,566,185 km (0.12 R)
• M17: 10,079,007 km (0.109 R)
• M18: 10,542,760 km (0.031 R)
• M19: 11,300,174 km (0.088 R)
• M20: 11,764,377 km (0.077 R)
• M21: 12,961,908 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.6

Radius: 9.1

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.32 AU - 1.9 AU

Year: 1319 Days

Day: 13.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,684,317 km

• M1: 113,246 km (0.115 R)
• M2: 421,268 km (0.08 R)
• M3: 834,158 km (0.071 R)
• M4: 1,215,931 km (0.08 R)
• M5: 1,618,799 km (0.115 R)
• M6: 2,053,829 km (0.087 R)
• M7: 2,709,367 km (0.089 R)
• M8: 3,403,651 km (0.032 R)
• M9: 3,809,809 km (0.112 R)
• M10: 4,139,822 km (0.079 R)
• M11: 4,837,995 km (0.092 R)
• M12: 5,416,640 km (0.117 R)
• M13: 5,700,726 km (0.098 R)
• M14: 6,227,909 km (0.073 R)
• M15: 6,564,355 km (0.093 R)
• M16: 7,949,930 km (0.09 R)
• M17: 8,260,346 km (0.09 R)
• M18: 9,743,010 km (0.107 R)
• M19: 10,733,797 km (0.11 R)
• M20: 11,502,131 km (0.088 R)
• M21: 12,157,669 km (0.09 R)
• M22: 12,684,553 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.2

Radius: 5.2

Gravity: 19.46 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.13 AU - 8.95 AU

Year: 16114 Days

Day: 22.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,684,317 km

• M1: 65,823 km (0.092 R)
• M2: 471,532 km (0.111 R)
• M3: 760,406 km (0.084 R)
• M4: 1,251,087 km (0.093 R)
• M5: 1,627,774 km (0.089 R)
• M6: 2,021,217 km (0.108 R)
• M7: 2,433,658 km (0.099 R)
• M8: 2,693,360 km (0.098 R)
• M9: 3,612,639 km (0.119 R)
• M10: 6,282,512 km (0.095 R)
• M11: 6,940,892 km (0.108 R)
• M12: 7,112,332 km (0.105 R)
• M13: 7,553,645 km (0.045 R)
• M14: 8,637,631 km (0.103 R)
• M15: 9,088,819 km (0.038 R)
• M16: 9,346,127 km (0.05 R)
• M17: 10,649,573 km (0.069 R)
• M18: 12,760,848 km (0.112 R)
• M19: 13,611,312 km (0.076 R)
• M20: 16,617,182 km (0.113 R)
• M21: 18,111,515 km (0.12 R)
• M22: 18,766,754 km (0.065 R)
• M23: 19,016,433 km (0.102 R)
• M24: 19,437,551 km (0.114 R)
• M25: 21,637,088 km (0.072 R)
• M26: 21,819,897 km (0.074 R)
• M27: 24,389,838 km (0.071 R)
• M28: 24,886,952 km (0.1 R)
• M29: 25,188,392 km (0.073 R)
• M30: 29,444,302 km (0.09 R)
• M31: 30,463,811 km (0.113 R)
• M32: 31,506,658 km (0.032 R)
• M33: 35,154,602 km (0.104 R)
• M34: 41,279,139 km (0.107 R)
• M35: 43,130,712 km (0.074 R)
• M36: 47,151,753 km (0.114 R)
• M37: 53,557,085 km (0.063 R)
• M38: 58,547,520 km (0.088 R)
• M39: 58,902,666 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.4

Radius: 3.4

Gravity: 28.24 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.75 AU - 10.93 AU

Year: 18430 Days

Day: 18.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,684,317 km

• M1: 46,824 km (0.025 R)
• M2: 294,857 km (0.115 R)
• M3: 2,156,453 km (0.106 R)
• M4: 3,587,656 km (0.046 R)
• M5: 4,090,754 km (0.074 R)
• M6: 4,865,521 km (0.089 R)
• M7: 5,806,641 km (0.106 R)
• M8: 8,179,862 km (0.104 R)
• M9: 10,845,247 km (0.035 R)
• M10: 14,992,549 km (0.07 R)
• M11: 18,356,257 km (0.12 R)
• M12: 19,248,758 km (0.104 R)
• M13: 19,580,417 km (0.048 R)
• M14: 20,598,131 km (0.051 R)
• M15: 21,384,118 km (0.098 R)
• M16: 24,924,052 km (0.106 R)
• M17: 29,269,422 km (0.098 R)
• M18: 29,817,997 km (0.087 R)
• M19: 33,373,789 km (0.112 R)
• M20: 33,493,018 km (0.091 R)
• M21: 42,002,594 km (0.119 R)
• M22: 48,716,098 km (0.115 R)
• M23: 49,641,361 km (0.083 R)
• M24: 50,108,256 km (0.081 R)
• M25: 55,105,872 km (0.062 R)
• M26: 55,606,576 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.2

Radius: 6.7

Gravity: 18.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.08 AU - 12.12 AU

Year: 20725 Days

Day: 19.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,684,317 km

• M1: 83,326 km (0.101 R)
• M2: 755,619 km (0.103 R)
• M3: 1,026,391 km (0.102 R)
• M4: 1,424,022 km (0.088 R)
• M5: 1,749,397 km (0.102 R)
• M6: 3,632,984 km (0.054 R)
• M7: 5,873,212 km (0.099 R)
• M8: 6,129,773 km (0.103 R)
• M9: 6,574,228 km (0.053 R)
• M10: 7,280,928 km (0.096 R)
• M11: 8,844,376 km (0.067 R)
• M12: 11,791,454 km (0.03 R)
• M13: 13,782,452 km (0.101 R)
• M14: 18,599,054 km (0.092 R)
• M15: 18,967,514 km (0.059 R)
• M16: 20,006,022 km (0.115 R)
• M17: 20,588,108 km (0.095 R)
• M18: 25,658,279 km (0.06 R)
• M19: 42,312,860 km (0.094 R)
• M20: 44,571,788 km (0.063 R)
• M21: 45,231,664 km (0.116 R)
• M22: 46,065,672 km (0.034 R)
• M23: 50,389,948 km (0.1 R)
• M24: 51,106,073 km (0.104 R)
• M25: 53,110,386 km (0.113 R)
• M26: 53,851,942 km (0.113 R)
• M27: 54,225,339 km (0.035 R)
• M28: 59,039,548 km (0.094 R)
• M29: 60,436,941 km (0.047 R)
• M30: 61,448,373 km (0.08 R)
• M31: 61,856,176 km (0.105 R)
• M32: 63,090,209 km (0.078 R)
• M33: 68,409,012 km (0.108 R)
• M34: 69,066,644 km (0.038 R)
• M35: 73,101,598 km (0.09 R)
• M36: 77,528,049 km (0.095 R)
• M37: 77,765,910 km (0.074 R)
• M38: 82,624,699 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380

Radius: 4.9

Gravity: 15.83 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 9.62 AU - 11.42 AU

Year: 22031 Days

Day: 19.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 121.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 66,684,317 km

• M1: 69,264 km (0.095 R)
• M2: 304,282 km (0.055 R)
• M3: 1,089,521 km (0.042 R)
• M4: 1,771,388 km (0.082 R)
• M5: 2,123,542 km (0.089 R)
• M6: 2,455,200 km (0.1 R)
• M7: 2,917,458 km (0.044 R)
• M8: 4,788,329 km (0.074 R)
• M9: 4,996,868 km (0.107 R)
• M10: 6,051,383 km (0.113 R)
• M11: 7,568,007 km (0.09 R)
• M12: 8,641,222 km (0.119 R)
• M13: 8,795,008 km (0.099 R)
• M14: 9,161,074 km (0.089 R)
• M15: 10,493,543 km (0.068 R)
• M16: 12,726,740 km (0.079 R)
• M17: 13,883,580 km (0.087 R)
• M18: 14,523,709 km (0.082 R)
• M19: 17,200,464 km (0.08 R)
• M20: 19,041,266 km (0.102 R)
• M21: 20,550,708 km (0.067 R)
• M22: 23,505,416 km (0.051 R)
• M23: 23,705,279 km (0.11 R)
• M24: 24,515,800 km (0.101 R)
• M25: 25,660,373 km (0.109 R)
• M26: 27,058,365 km (0.113 R)
• M27: 29,538,548 km (0.119 R)
• M28: 35,205,764 km (0.061 R)
• M29: 36,259,981 km (0.065 R)
• M30: 39,267,496 km (0.063 R)
• M31: 41,848,658 km (0.108 R)
• M32: 42,289,523 km (0.092 R)
• M33: 44,084,099 km (0.066 R)
• M34: 48,467,616 km (0.088 R)
• M35: 49,116,721 km (0.071 R)
• M36: 51,770,737 km (0.118 R)
• M37: 58,271,363 km (0.118 R)
• M38: 63,343,927 km (0.055 R)
• M39: 64,314,518 km (0.074 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 11,175 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit