🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.49 AU - 0.59 AU

Year: 260 Days

Day: 23.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494

Radius: 13.9

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.78 AU - 0.92 AU

Year: 514 Days

Day: 11.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,018,044 km

• M1: 172,935 km (0.037 R)
• M2: 631,602 km (0.047 R)
• M3: 1,127,669 km (0.114 R)
• M4: 1,809,237 km (0.074 R)
• M5: 2,501,576 km (0.11 R)
• M6: 3,006,917 km (0.033 R)
• M7: 3,804,723 km (0.114 R)
• M8: 4,874,198 km (0.103 R)
• M9: 5,856,906 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.9

Radius: 9

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.85 AU - 1.11 AU

Year: 636 Days

Day: 13.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,018,044 km

• M1: 111,899 km (0.108 R)
• M2: 632,051 km (0.085 R)
• M3: 974,780 km (0.108 R)
• M4: 1,281,904 km (0.045 R)
• M5: 1,771,837 km (0.087 R)
• M6: 2,076,269 km (0.116 R)
• M7: 2,683,187 km (0.074 R)
• M8: 2,980,438 km (0.095 R)
• M9: 3,489,071 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.4

Radius: 13.3

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.71 AU - 2.27 AU

Year: 1842 Days

Day: 7.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,018,044 km

• M1: 165,605 km (0.105 R)
• M2: 587,920 km (0.119 R)
• M3: 1,006,195 km (0.108 R)
• M4: 1,461,870 km (0.076 R)
• M5: 2,121,597 km (0.049 R)
• M6: 3,313,593 km (0.082 R)
• M7: 4,220,006 km (0.109 R)
• M8: 4,995,223 km (0.047 R)
• M9: 6,071,579 km (0.117 R)
• M10: 7,318,777 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.6

Radius: 13.2

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.1 AU - 4.76 AU

Year: 5111 Days

Day: 12.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,018,044 km

• M1: 165,156 km (0.078 R)
• M2: 1,519,316 km (0.047 R)
• M3: 2,693,061 km (0.119 R)
• M4: 3,341,418 km (0.051 R)
• M5: 3,875,034 km (0.063 R)
• M6: 4,929,699 km (0.079 R)
• M7: 5,475,432 km (0.11 R)
• M8: 5,904,478 km (0.107 R)
• M9: 8,498,206 km (0.082 R)
• M10: 9,285,390 km (0.115 R)
• M11: 11,528,162 km (0.119 R)
• M12: 13,511,530 km (0.115 R)
• M13: 15,413,368 km (0.12 R)
• M14: 19,161,393 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378

Radius: 7.2

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.23 AU - 6.35 AU

Year: 10349 Days

Day: 23.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,018,044 km

• M1: 89,609 km (0.07 R)
• M2: 360,531 km (0.11 R)
• M3: 679,773 km (0.093 R)
• M4: 933,341 km (0.09 R)
• M5: 1,262,157 km (0.095 R)
• M6: 1,571,526 km (0.111 R)
• M7: 2,057,270 km (0.081 R)
• M8: 3,485,182 km (0.068 R)
• M9: 4,309,915 km (0.044 R)
• M10: 4,725,198 km (0.065 R)
• M11: 7,290,054 km (0.072 R)
• M12: 8,374,339 km (0.115 R)
• M13: 9,841,146 km (0.091 R)
• M14: 11,945,689 km (0.115 R)
• M15: 12,269,120 km (0.101 R)
• M16: 12,598,235 km (0.052 R)
• M17: 13,102,978 km (0.118 R)
• M18: 14,153,006 km (0.117 R)
• M19: 14,576,069 km (0.108 R)
• M20: 15,447,476 km (0.099 R)
• M21: 17,293,813 km (0.076 R)
• M22: 20,638,672 km (0.101 R)
• M23: 21,816,306 km (0.081 R)
• M24: 24,824,570 km (0.11 R)
• M25: 27,347,239 km (0.095 R)
• M26: 29,543,485 km (0.119 R)
• M27: 30,135,145 km (0.114 R)
• M28: 30,734,733 km (0.061 R)
• M29: 32,060,918 km (0.036 R)
• M30: 34,175,334 km (0.074 R)
• M31: 34,718,075 km (0.093 R)
• M32: 38,796,861 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.8

Radius: 6.3

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.91 AU - 7.35 AU

Year: 12489 Days

Day: 17 Hours

Environment

Temp: -233 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,018,044 km

• M1: 78,988 km (0.108 R)
• M2: 306,975 km (0.062 R)
• M3: 823,536 km (0.097 R)
• M4: 2,848,044 km (0.106 R)
• M5: 3,267,217 km (0.049 R)
• M6: 3,552,650 km (0.103 R)
• M7: 4,038,544 km (0.046 R)
• M8: 7,233,655 km (0.116 R)
• M9: 9,261,155 km (0.079 R)
• M10: 9,931,653 km (0.072 R)
• M11: 11,208,770 km (0.111 R)
• M12: 11,422,695 km (0.086 R)
• M13: 11,694,066 km (0.1 R)
• M14: 12,706,843 km (0.057 R)
• M15: 15,825,360 km (0.104 R)
• M16: 16,573,948 km (0.105 R)
• M17: 18,885,983 km (0.051 R)
• M18: 19,650,428 km (0.081 R)
• M19: 20,040,280 km (0.077 R)
• M20: 20,997,108 km (0.05 R)
• M21: 22,744,112 km (0.085 R)
• M22: 25,681,466 km (0.077 R)
• M23: 27,289,195 km (0.103 R)
• M24: 32,512,853 km (0.079 R)
• M25: 33,943,607 km (0.045 R)
• M26: 38,365,720 km (0.095 R)
• M27: 40,966,928 km (0.08 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 15,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit