🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.7

Radius: 8.1

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.65 AU - 0.99 AU

Year: 495 Days

Day: 5 Hours

Environment

Temp: -161 °C

Axial Tilt: 178.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,788,481 km

• M1: 100,679 km (0.083 R)
• M2: 459,116 km (0.045 R)
• M3: 767,587 km (0.098 R)
• M4: 1,121,386 km (0.09 R)
• M5: 1,422,227 km (0.115 R)
• M6: 1,695,841 km (0.102 R)
• M7: 2,287,800 km (0.086 R)
• M8: 3,032,349 km (0.062 R)
• M9: 3,851,547 km (0.072 R)
• M10: 4,209,534 km (0.086 R)
• M11: 4,870,757 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941

Radius: 10.2

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.7 AU - 0.96 AU

Year: 504 Days

Day: 7.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,788,481 km

• M1: 129,253 km (0.087 R)
• M2: 497,712 km (0.097 R)
• M3: 878,289 km (0.12 R)
• M4: 1,215,034 km (0.048 R)
• M5: 1,701,377 km (0.104 R)
• M6: 2,433,808 km (0.102 R)
• M7: 2,895,317 km (0.063 R)
• M8: 3,690,280 km (0.108 R)
• M9: 4,009,522 km (0.106 R)
• M10: 4,783,990 km (0.107 R)
• M11: 5,181,472 km (0.108 R)
• M12: 5,727,654 km (0.08 R)
• M13: 6,138,150 km (0.083 R)
• M14: 6,548,348 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.1

Radius: 9.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.68 AU - 1.13 AU

Year: 569 Days

Day: 9.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,788,481 km

• M1: 120,725 km (0.085 R)
• M2: 509,979 km (0.057 R)
• M3: 854,204 km (0.117 R)
• M4: 1,231,190 km (0.118 R)
• M5: 1,596,359 km (0.111 R)
• M6: 2,188,168 km (0.068 R)
• M7: 2,845,352 km (0.11 R)
• M8: 3,444,641 km (0.089 R)
• M9: 5,175,787 km (0.067 R)
• M10: 5,551,577 km (0.096 R)
• M11: 5,893,259 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.7

Radius: 14

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.91 AU - 1.23 AU

Year: 738 Days

Day: 7 Hours

Environment

Temp: -176 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,788,481 km

• M1: 180,565 km (0.106 R)
• M2: 690,095 km (0.087 R)
• M3: 1,169,407 km (0.044 R)
• M4: 1,625,082 km (0.076 R)
• M5: 2,074,474 km (0.03 R)
• M6: 3,026,963 km (0.115 R)
• M7: 3,661,408 km (0.11 R)
• M8: 6,092,972 km (0.051 R)
• M9: 6,729,660 km (0.1 R)
• M10: 7,864,958 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.1

Radius: 13

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.02 AU - 1.16 AU

Year: 759 Days

Day: 12.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,788,481 km

• M1: 162,164 km (0.108 R)
• M2: 689,497 km (0.087 R)
• M3: 1,171,202 km (0.057 R)
• M4: 1,958,984 km (0.113 R)
• M5: 2,576,823 km (0.103 R)
• M6: 3,012,153 km (0.083 R)
• M7: 3,449,727 km (0.049 R)
• M8: 3,968,682 km (0.081 R)
• M9: 4,639,928 km (0.085 R)
• M10: 5,195,983 km (0.113 R)
• M11: 5,679,184 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 8.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.89 AU - 2.77 AU

Year: 2372 Days

Day: 10.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,788,481 km

• M1: 104,719 km (0.094 R)
• M2: 499,208 km (0.108 R)
• M3: 1,037,611 km (0.072 R)
• M4: 2,146,131 km (0.113 R)
• M5: 2,713,257 km (0.106 R)
• M6: 3,426,988 km (0.077 R)
• M7: 4,240,651 km (0.098 R)
• M8: 4,620,779 km (0.043 R)
• M9: 5,199,872 km (0.103 R)
• M10: 5,588,677 km (0.11 R)
• M11: 8,160,414 km (0.119 R)
• M12: 8,749,531 km (0.083 R)
• M13: 9,234,527 km (0.104 R)
• M14: 10,117,603 km (0.106 R)
• M15: 10,907,630 km (0.055 R)
• M16: 11,242,579 km (0.086 R)
• M17: 11,507,667 km (0.055 R)
• M18: 12,328,510 km (0.116 R)
• M19: 12,938,271 km (0.109 R)
• M20: 13,567,928 km (0.088 R)
• M21: 15,208,419 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.5

Radius: 8.3

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.94 AU - 3.04 AU

Year: 2620 Days

Day: 11.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,788,481 km

• M1: 104,569 km (0.056 R)
• M2: 363,224 km (0.096 R)
• M3: 998,416 km (0.083 R)
• M4: 1,654,253 km (0.063 R)
• M5: 2,095,717 km (0.111 R)
• M6: 2,528,802 km (0.073 R)
• M7: 2,804,511 km (0.107 R)
• M8: 3,149,035 km (0.043 R)
• M9: 4,254,414 km (0.028 R)
• M10: 4,840,688 km (0.095 R)
• M11: 5,361,588 km (0.062 R)
• M12: 5,647,918 km (0.115 R)
• M13: 6,251,396 km (0.073 R)
• M14: 9,135,792 km (0.109 R)
• M15: 9,441,720 km (0.092 R)
• M16: 10,146,176 km (0.07 R)
• M17: 10,437,743 km (0.101 R)
• M18: 11,620,164 km (0.111 R)
• M19: 14,614,964 km (0.084 R)
• M20: 15,317,775 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527

Radius: 14

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.18 AU - 4.82 AU

Year: 5335 Days

Day: 5.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,788,481 km

• M1: 180,565 km (0.036 R)
• M2: 1,141,731 km (0.06 R)
• M3: 1,605,185 km (0.103 R)
• M4: 2,394,164 km (0.053 R)
• M5: 3,232,361 km (0.104 R)
• M6: 4,522,344 km (0.045 R)
• M7: 4,977,869 km (0.11 R)
• M8: 6,162,235 km (0.116 R)
• M9: 7,218,546 km (0.05 R)
• M10: 8,543,086 km (0.1 R)
• M11: 9,525,794 km (0.095 R)
• M12: 9,981,619 km (0.119 R)
• M13: 10,451,954 km (0.025 R)
• M14: 10,892,371 km (0.062 R)
• M15: 12,048,164 km (0.117 R)
• M16: 13,801,451 km (0.11 R)
• M17: 14,987,313 km (0.078 R)
• M18: 16,952,431 km (0.077 R)
• M19: 19,477,792 km (0.085 R)
• M20: 20,554,897 km (0.094 R)
• M21: 21,108,260 km (0.032 R)
• M22: 22,828,037 km (0.064 R)
• M23: 25,739,510 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.1

Radius: 3.6

Gravity: 53.48 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.98 AU - 11.46 AU

Year: 20208 Days

Day: 17.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 66.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,788,481 km

• M1: 48,021 km (0.074 R)
• M2: 242,498 km (0.053 R)
• M3: 371,601 km (0.085 R)
• M4: 500,554 km (0.1 R)
• M5: 726,597 km (0.1 R)
• M6: 874,549 km (0.086 R)
• M7: 1,260,362 km (0.093 R)
• M8: 2,120,251 km (0.061 R)
• M9: 2,357,064 km (0.081 R)
• M10: 3,970,178 km (0.069 R)
• M11: 4,639,928 km (0.087 R)
• M12: 5,001,506 km (0.107 R)
• M13: 5,578,953 km (0.117 R)
• M14: 5,945,917 km (0.092 R)
• M15: 6,416,103 km (0.119 R)
• M16: 7,478,547 km (0.091 R)
• M17: 10,122,390 km (0.064 R)
• M18: 10,544,855 km (0.093 R)
• M19: 13,617,146 km (0.12 R)
• M20: 14,057,263 km (0.108 R)
• M21: 16,319,183 km (0.106 R)
• M22: 18,100,894 km (0.113 R)
• M23: 20,196,311 km (0.102 R)
• M24: 20,768,373 km (0.067 R)
• M25: 22,651,212 km (0.043 R)
• M26: 23,372,723 km (0.109 R)
• M27: 25,079,036 km (0.116 R)
• M28: 29,097,235 km (0.11 R)
• M29: 30,072,314 km (0.044 R)
• M30: 30,817,909 km (0.059 R)
• M31: 30,943,272 km (0.109 R)
• M32: 43,366,777 km (0.09 R)
• M33: 44,317,771 km (0.079 R)
• M34: 44,477,541 km (0.117 R)
• M35: 61,877,270 km (0.058 R)
• M36: 63,081,832 km (0.119 R)
• M37: 71,513,766 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.7

Radius: 6.7

Gravity: 14.54 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.67 AU - 11.13 AU

Year: 20772 Days

Day: 23.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,788,481 km

• M1: 87,216 km (0.096 R)
• M2: 347,366 km (0.091 R)
• M3: 1,678,488 km (0.099 R)
• M4: 1,993,092 km (0.061 R)
• M5: 2,993,005 km (0.068 R)
• M6: 3,233,109 km (0.054 R)
• M7: 4,739,261 km (0.118 R)
• M8: 5,066,431 km (0.118 R)
• M9: 5,369,965 km (0.108 R)
• M10: 5,725,709 km (0.052 R)
• M11: 6,224,618 km (0.07 R)
• M12: 8,098,032 km (0.12 R)
• M13: 8,888,357 km (0.109 R)
• M14: 9,499,914 km (0.035 R)
• M15: 10,020,813 km (0.086 R)
• M16: 14,139,542 km (0.058 R)
• M17: 14,818,417 km (0.119 R)
• M18: 17,493,975 km (0.119 R)
• M19: 18,012,780 km (0.115 R)
• M20: 19,816,482 km (0.098 R)
• M21: 20,191,075 km (0.118 R)
• M22: 22,640,740 km (0.098 R)
• M23: 24,629,943 km (0.094 R)
• M24: 28,238,842 km (0.073 R)
• M25: 31,292,284 km (0.089 R)
• M26: 36,483,929 km (0.094 R)
• M27: 38,770,233 km (0.11 R)
• M28: 45,222,838 km (0.103 R)
• M29: 46,858,092 km (0.101 R)
• M30: 49,727,978 km (0.1 R)
• M31: 57,127,238 km (0.062 R)
• M32: 63,185,353 km (0.112 R)
• M33: 66,473,365 km (0.118 R)
• M34: 76,558,655 km (0.05 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 18,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit