🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.61 AU - 0.71 AU

Year: 352 Days

Day: 26.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.5

Radius: 11

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.75 AU - 0.81 AU

Year: 452 Days

Day: 14.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,788,497 km

• M1: 136,732 km (0.073 R)
• M2: 515,664 km (0.116 R)
• M3: 861,385 km (0.074 R)
• M4: 1,221,467 km (0.113 R)
• M5: 1,718,431 km (0.065 R)
• M6: 2,133,116 km (0.108 R)
• M7: 2,745,869 km (0.08 R)
• M8: 3,199,300 km (0.096 R)
• M9: 3,597,829 km (0.096 R)
• M10: 4,180,961 km (0.102 R)
• M11: 4,812,115 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.2

Radius: 9.2

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.18 AU - 1.66 AU

Year: 1110 Days

Day: 9.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,788,497 km

• M1: 114,442 km (0.118 R)
• M2: 708,196 km (0.094 R)
• M3: 1,519,166 km (0.114 R)
• M4: 1,966,763 km (0.109 R)
• M5: 2,267,156 km (0.107 R)
• M6: 3,602,317 km (0.051 R)
• M7: 4,089,856 km (0.111 R)
• M8: 4,511,124 km (0.114 R)
• M9: 6,195,446 km (0.073 R)
• M10: 7,701,448 km (0.101 R)
• M11: 8,181,059 km (0.043 R)
• M12: 8,708,840 km (0.054 R)
• M13: 10,752,796 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.6

Radius: 14.5

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.98 AU - 3.26 AU

Year: 3615 Days

Day: 14.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,788,497 km

• M1: 182,659 km (0.035 R)
• M2: 672,592 km (0.091 R)
• M3: 1,398,590 km (0.116 R)
• M4: 3,474,710 km (0.047 R)
• M5: 6,152,512 km (0.062 R)
• M6: 8,197,515 km (0.109 R)
• M7: 8,701,360 km (0.068 R)
• M8: 9,315,459 km (0.102 R)
• M9: 11,573,789 km (0.069 R)
• M10: 12,066,115 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494.5

Radius: 7.3

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.89 AU - 7.93 AU

Year: 11916 Days

Day: 17.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,788,497 km

• M1: 90,806 km (0.064 R)
• M2: 590,612 km (0.112 R)
• M3: 1,008,888 km (0.058 R)
• M4: 2,003,564 km (0.095 R)
• M5: 2,865,098 km (0.097 R)
• M6: 3,513,755 km (0.095 R)
• M7: 3,926,047 km (0.103 R)
• M8: 4,515,911 km (0.12 R)
• M9: 5,260,609 km (0.109 R)
• M10: 5,870,819 km (0.103 R)
• M11: 6,266,505 km (0.032 R)
• M12: 7,272,401 km (0.099 R)
• M13: 7,560,676 km (0.057 R)
• M14: 7,899,516 km (0.11 R)
• M15: 8,337,389 km (0.044 R)
• M16: 8,653,339 km (0.079 R)
• M17: 9,405,667 km (0.052 R)
• M18: 16,993,720 km (0.103 R)
• M19: 21,350,010 km (0.078 R)
• M20: 29,298,893 km (0.111 R)
• M21: 32,963,891 km (0.081 R)
• M22: 37,653,485 km (0.11 R)
• M23: 39,268,394 km (0.101 R)
• M24: 40,541,621 km (0.077 R)
• M25: 41,058,632 km (0.106 R)
• M26: 45,076,681 km (0.104 R)

Asteroid Belt

Center: 7.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 632.1

Radius: 7.4

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.23 AU - 8.69 AU

Year: 13366 Days

Day: 21.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,788,497 km

• M1: 94,845 km (0.054 R)
• M2: 693,985 km (0.101 R)
• M3: 1,927,269 km (0.115 R)
• M4: 2,495,143 km (0.111 R)
• M5: 3,194,064 km (0.12 R)
• M6: 5,666,767 km (0.12 R)
• M7: 7,329,697 km (0.116 R)
• M8: 9,294,067 km (0.092 R)
• M9: 16,867,758 km (0.051 R)
• M10: 23,941,942 km (0.064 R)
• M11: 24,908,793 km (0.058 R)
• M12: 26,002,055 km (0.1 R)
• M13: 32,416,961 km (0.115 R)
• M14: 43,116,500 km (0.115 R)
• M15: 52,490,452 km (0.114 R)
• M16: 53,137,912 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.2

Radius: 6

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.03 AU - 8.15 AU

Year: 15095 Days

Day: 22.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,788,497 km

• M1: 75,697 km (0.102 R)
• M2: 340,485 km (0.1 R)
• M3: 1,135,448 km (0.112 R)
• M4: 1,345,633 km (0.07 R)
• M5: 1,569,581 km (0.101 R)
• M6: 2,077,914 km (0.043 R)
• M7: 3,087,550 km (0.058 R)
• M8: 3,545,021 km (0.107 R)
• M9: 3,975,563 km (0.086 R)
• M10: 4,264,886 km (0.118 R)
• M11: 4,594,300 km (0.104 R)
• M12: 6,403,537 km (0.07 R)
• M13: 8,760,751 km (0.083 R)
• M14: 9,674,494 km (0.119 R)
• M15: 14,189,208 km (0.098 R)
• M16: 14,637,852 km (0.116 R)
• M17: 16,161,507 km (0.119 R)
• M18: 17,403,169 km (0.069 R)
• M19: 19,314,731 km (0.108 R)
• M20: 22,249,691 km (0.064 R)
• M21: 26,382,931 km (0.107 R)
• M22: 27,490,703 km (0.066 R)
• M23: 28,100,015 km (0.038 R)
• M24: 29,255,210 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.1

Radius: 4.4

Gravity: 28.47 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.47 AU - 10.33 AU

Year: 20434 Days

Day: 24.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,788,497 km

• M1: 54,902 km (0.091 R)
• M2: 327,021 km (0.095 R)
• M3: 860,936 km (0.068 R)
• M4: 1,162,226 km (0.108 R)
• M5: 1,315,564 km (0.112 R)
• M6: 2,130,274 km (0.093 R)
• M7: 3,401,556 km (0.104 R)
• M8: 3,658,865 km (0.068 R)
• M9: 4,962,610 km (0.104 R)
• M10: 5,331,519 km (0.069 R)
• M11: 5,838,057 km (0.119 R)
• M12: 7,645,798 km (0.118 R)
• M13: 8,238,355 km (0.045 R)
• M14: 8,597,838 km (0.096 R)
• M15: 9,570,225 km (0.118 R)
• M16: 10,794,833 km (0.056 R)
• M17: 11,539,531 km (0.062 R)
• M18: 13,199,918 km (0.073 R)
• M19: 13,550,126 km (0.04 R)
• M20: 17,991,538 km (0.087 R)
• M21: 19,663,892 km (0.074 R)
• M22: 20,397,969 km (0.047 R)
• M23: 21,726,398 km (0.102 R)
• M24: 24,239,941 km (0.073 R)
• M25: 25,297,598 km (0.091 R)
• M26: 31,668,523 km (0.095 R)
• M27: 32,044,014 km (0.038 R)
• M28: 37,197,211 km (0.097 R)
• M29: 43,028,836 km (0.117 R)
• M30: 47,291,627 km (0.069 R)
• M31: 64,918,594 km (0.117 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: 361 - 10,899 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit