🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.48 AU - 0.6 AU

Year: 256 Days

Day: 46.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,893,310 km

• M1: 111,899 km (0.096 R)
• M2: 143,315 km (0.12 R)

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.3

Radius: 10.7

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.05 AU - 1.11 AU

Year: 725 Days

Day: 8.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,893,310 km

• M1: 133,142 km (0.095 R)
• M2: 472,729 km (0.065 R)
• M3: 1,009,486 km (0.099 R)
• M4: 1,399,638 km (0.049 R)
• M5: 1,756,279 km (0.113 R)
• M6: 2,156,154 km (0.109 R)
• M7: 3,858,129 km (0.116 R)
• M8: 4,363,620 km (0.105 R)
• M9: 5,040,999 km (0.079 R)
• M10: 5,405,121 km (0.088 R)
• M11: 5,894,156 km (0.084 R)
• M12: 6,280,119 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261

Radius: 11.9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.94 AU - 1.32 AU

Year: 776 Days

Day: 9.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,893,310 km

• M1: 148,102 km (0.098 R)
• M2: 564,134 km (0.087 R)
• M3: 938,128 km (0.04 R)
• M4: 1,434,943 km (0.088 R)
• M5: 1,819,559 km (0.027 R)
• M6: 2,274,037 km (0.12 R)
• M7: 3,110,738 km (0.11 R)
• M8: 3,600,970 km (0.082 R)
• M9: 4,922,668 km (0.053 R)
• M10: 5,406,168 km (0.108 R)
• M11: 6,209,359 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.9

Radius: 9.8

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.67 AU - 2.19 AU

Year: 1731 Days

Day: 6.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,893,310 km

• M1: 121,922 km (0.067 R)
• M2: 542,741 km (0.103 R)
• M3: 946,955 km (0.057 R)
• M4: 1,464,414 km (0.101 R)
• M5: 1,966,913 km (0.049 R)
• M6: 2,505,914 km (0.039 R)
• M7: 3,426,390 km (0.113 R)
• M8: 3,896,277 km (0.114 R)
• M9: 5,168,158 km (0.099 R)
• M10: 6,289,992 km (0.115 R)
• M11: 9,527,589 km (0.074 R)
• M12: 10,929,770 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.6

Radius: 10.1

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.07 AU - 3.29 AU

Year: 2833 Days

Day: 6.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,893,310 km

• M1: 134,788 km (0.061 R)
• M2: 670,348 km (0.076 R)
• M3: 1,144,573 km (0.058 R)
• M4: 2,501,725 km (0.115 R)
• M5: 3,337,229 km (0.073 R)
• M6: 4,367,659 km (0.12 R)
• M7: 4,802,092 km (0.068 R)
• M8: 5,286,938 km (0.108 R)
• M9: 5,968,357 km (0.074 R)
• M10: 6,579,763 km (0.034 R)
• M11: 8,975,723 km (0.085 R)
• M12: 12,244,287 km (0.112 R)
• M13: 13,558,653 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.5

Radius: 8.9

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.24 AU - 3.4 AU

Year: 3058 Days

Day: 12.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,893,310 km

• M1: 112,946 km (0.059 R)
• M2: 509,830 km (0.088 R)
• M3: 1,023,698 km (0.115 R)
• M4: 1,310,178 km (0.107 R)
• M5: 1,769,593 km (0.115 R)
• M6: 2,562,013 km (0.076 R)
• M7: 2,925,087 km (0.075 R)
• M8: 3,247,471 km (0.114 R)
• M9: 4,028,371 km (0.048 R)
• M10: 4,360,180 km (0.031 R)
• M11: 4,686,452 km (0.106 R)
• M12: 5,440,575 km (0.09 R)
• M13: 6,361,201 km (0.096 R)
• M14: 6,874,321 km (0.086 R)
• M15: 7,880,816 km (0.091 R)
• M16: 8,295,800 km (0.07 R)
• M17: 10,634,763 km (0.115 R)
• M18: 11,709,325 km (0.098 R)
• M19: 12,113,239 km (0.116 R)
• M20: 12,807,373 km (0.113 R)
• M21: 14,892,019 km (0.107 R)
• M22: 15,688,478 km (0.101 R)
• M23: 18,308,236 km (0.099 R)
• M24: 21,272,518 km (0.05 R)
• M25: 21,672,543 km (0.052 R)
• M26: 23,182,733 km (0.102 R)
• M27: 23,677,603 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.5

Radius: 9

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.69 AU - 3.63 AU

Year: 3627 Days

Day: 9.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,893,310 km

• M1: 114,293 km (0.098 R)
• M2: 741,557 km (0.097 R)
• M3: 1,640,191 km (0.109 R)
• M4: 2,413,313 km (0.103 R)
• M5: 2,742,428 km (0.119 R)
• M6: 3,196,159 km (0.091 R)
• M7: 6,046,447 km (0.104 R)
• M8: 6,563,607 km (0.073 R)
• M9: 7,377,269 km (0.109 R)
• M10: 9,283,146 km (0.099 R)
• M11: 9,684,218 km (0.103 R)
• M12: 11,179,598 km (0.104 R)
• M13: 12,147,497 km (0.09 R)
• M14: 15,665,739 km (0.089 R)
• M15: 18,523,208 km (0.094 R)
• M16: 20,678,166 km (0.113 R)
• M17: 21,501,702 km (0.045 R)
• M18: 22,489,796 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.9

Radius: 3.4

Gravity: 69.97 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.22 AU - 6.28 AU

Year: 10089 Days

Day: 17.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,893,310 km

• M1: 42,486 km (0.053 R)
• M2: 214,075 km (0.103 R)
• M3: 329,415 km (0.097 R)
• M4: 443,558 km (0.08 R)
• M5: 645,814 km (0.076 R)
• M6: 763,996 km (0.109 R)
• M7: 916,736 km (0.089 R)
• M8: 1,136,345 km (0.04 R)
• M9: 1,501,364 km (0.087 R)
• M10: 1,618,799 km (0.032 R)
• M11: 2,169,917 km (0.087 R)
• M12: 3,450,026 km (0.102 R)
• M13: 3,788,117 km (0.093 R)
• M14: 4,233,769 km (0.088 R)
• M15: 7,078,971 km (0.064 R)
• M16: 7,709,377 km (0.064 R)
• M17: 8,194,971 km (0.027 R)
• M18: 8,747,436 km (0.116 R)
• M19: 8,889,405 km (0.111 R)
• M20: 9,977,580 km (0.112 R)
• M21: 10,236,833 km (0.048 R)
• M22: 12,896,533 km (0.099 R)
• M23: 14,221,073 km (0.073 R)
• M24: 15,289,052 km (0.066 R)
• M25: 15,983,037 km (0.104 R)
• M26: 17,210,487 km (0.083 R)
• M27: 25,435,528 km (0.105 R)
• M28: 26,016,266 km (0.096 R)
• M29: 26,408,363 km (0.108 R)
• M30: 27,103,843 km (0.069 R)
• M31: 28,948,385 km (0.054 R)
• M32: 40,869,091 km (0.112 R)
• M33: 43,700,829 km (0.12 R)
• M34: 44,115,664 km (0.06 R)
• M35: 49,003,176 km (0.101 R)
• M36: 50,354,793 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.4

Radius: 3.9

Gravity: 27.44 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.72 AU - 8.42 AU

Year: 14802 Days

Day: 23 Hours

Environment

Temp: -222 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,893,310 km

• M1: 57,296 km (0.07 R)
• M2: 371,601 km (0.11 R)
• M3: 872,455 km (0.091 R)
• M4: 3,011,106 km (0.097 R)
• M5: 4,211,928 km (0.113 R)
• M6: 6,522,018 km (0.086 R)
• M7: 7,943,497 km (0.107 R)
• M8: 8,168,642 km (0.1 R)
• M9: 9,309,027 km (0.107 R)
• M10: 9,814,069 km (0.109 R)
• M11: 11,156,112 km (0.083 R)
• M12: 11,381,705 km (0.112 R)
• M13: 11,552,845 km (0.103 R)
• M14: 11,725,631 km (0.1 R)
• M15: 12,254,609 km (0.082 R)
• M16: 13,108,663 km (0.1 R)
• M17: 14,664,032 km (0.096 R)
• M18: 17,146,310 km (0.103 R)
• M19: 19,812,592 km (0.053 R)
• M20: 22,473,191 km (0.113 R)
• M21: 24,404,798 km (0.113 R)
• M22: 26,245,301 km (0.119 R)
• M23: 33,239,001 km (0.104 R)
• M24: 34,177,279 km (0.06 R)
• M25: 37,473,967 km (0.092 R)
• M26: 40,709,620 km (0.083 R)
• M27: 49,224,731 km (0.069 R)
• M28: 52,464,422 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.9

Radius: 3.4

Gravity: 79.92 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.6 AU - 8.8 AU

Year: 15161 Days

Day: 18.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,893,310 km

• M1: 44,580 km (0.087 R)
• M2: 312,660 km (0.114 R)
• M3: 1,313,021 km (0.087 R)
• M4: 1,575,714 km (0.118 R)
• M5: 1,710,801 km (0.1 R)
• M6: 1,817,315 km (0.097 R)
• M7: 2,374,417 km (0.061 R)
• M8: 3,167,286 km (0.063 R)
• M9: 4,512,769 km (0.111 R)
• M10: 4,856,545 km (0.109 R)
• M11: 6,797,129 km (0.116 R)
• M12: 7,434,117 km (0.083 R)
• M13: 7,767,271 km (0.113 R)
• M14: 13,183,462 km (0.045 R)
• M15: 14,534,630 km (0.087 R)
• M16: 15,433,863 km (0.082 R)
• M17: 21,716,225 km (0.113 R)
• M18: 22,493,685 km (0.103 R)
• M19: 22,989,004 km (0.069 R)
• M20: 23,491,503 km (0.077 R)
• M21: 25,574,654 km (0.116 R)
• M22: 35,405,178 km (0.1 R)
• M23: 43,243,060 km (0.115 R)
• M24: 43,395,350 km (0.097 R)
• M25: 46,516,860 km (0.095 R)
• M26: 59,365,222 km (0.094 R)
• M27: 60,881,397 km (0.106 R)
• M28: 64,386,774 km (0.111 R)
• M29: 65,785,514 km (0.116 R)
• M30: 69,684,035 km (0.054 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 18,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit