🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.07 AU - 1.45 AU

Year: 641 Days

Day: 20.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.6

Radius: 8.8

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.87 AU - 3.07 AU

Year: 1759 Days

Day: 12.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,490,411 km

• M1: 109,506 km (0.045 R)
• M2: 445,502 km (0.036 R)
• M3: 981,362 km (0.061 R)
• M4: 1,346,830 km (0.1 R)
• M5: 1,732,792 km (0.094 R)
• M6: 2,168,571 km (0.11 R)
• M7: 2,649,528 km (0.049 R)
• M8: 3,230,416 km (0.06 R)
• M9: 3,624,756 km (0.057 R)
• M10: 4,548,374 km (0.119 R)
• M11: 5,190,298 km (0.038 R)
• M12: 5,599,149 km (0.1 R)
• M13: 6,628,831 km (0.114 R)
• M14: 7,724,935 km (0.051 R)
• M15: 9,620,938 km (0.109 R)
• M16: 10,139,744 km (0.118 R)
• M17: 12,214,965 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.9

Radius: 9.3

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.17 AU - 3.31 AU

Year: 2642 Days

Day: 6.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,490,411 km

• M1: 115,639 km (0.085 R)
• M2: 436,377 km (0.078 R)
• M3: 854,802 km (0.085 R)
• M4: 1,298,061 km (0.04 R)
• M5: 1,981,573 km (0.096 R)
• M6: 2,499,481 km (0.081 R)
• M7: 2,979,690 km (0.114 R)
• M8: 3,316,734 km (0.118 R)
• M9: 4,242,745 km (0.087 R)
• M10: 5,685,467 km (0.062 R)
• M11: 6,413,261 km (0.111 R)
• M12: 7,145,393 km (0.118 R)
• M13: 8,084,269 km (0.114 R)
• M14: 8,615,341 km (0.086 R)
• M15: 9,069,969 km (0.072 R)
• M16: 9,643,528 km (0.108 R)
• M17: 10,349,031 km (0.105 R)
• M18: 11,126,342 km (0.05 R)
• M19: 12,061,777 km (0.098 R)
• M20: 12,755,612 km (0.093 R)
• M21: 14,357,207 km (0.114 R)
• M22: 14,812,284 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.8

Radius: 12.6

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.79 AU - 4.25 AU

Year: 2992 Days

Day: 11.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,490,411 km

• M1: 158,275 km (0.103 R)
• M2: 787,483 km (0.11 R)
• M3: 1,405,771 km (0.093 R)
• M4: 2,334,774 km (0.061 R)
• M5: 2,886,042 km (0.11 R)
• M6: 3,696,414 km (0.119 R)
• M7: 4,124,114 km (0.086 R)
• M8: 4,516,958 km (0.116 R)
• M9: 6,347,138 km (0.029 R)
• M10: 6,873,274 km (0.118 R)
• M11: 7,555,740 km (0.093 R)
• M12: 8,317,193 km (0.029 R)
• M13: 8,876,539 km (0.093 R)
• M14: 10,266,902 km (0.051 R)
• M15: 10,993,499 km (0.107 R)
• M16: 13,053,312 km (0.099 R)
• M17: 13,858,148 km (0.111 R)
• M18: 15,307,153 km (0.041 R)
• M19: 15,724,232 km (0.118 R)
• M20: 16,309,908 km (0.06 R)
• M21: 17,131,948 km (0.074 R)
• M22: 17,638,487 km (0.06 R)
• M23: 18,039,259 km (0.105 R)
• M24: 20,073,042 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.6

Radius: 8.4

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.75 AU - 4.47 AU

Year: 3775 Days

Day: 9.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,490,411 km

• M1: 104,569 km (0.114 R)
• M2: 2,971,612 km (0.11 R)
• M3: 4,915,786 km (0.086 R)
• M4: 5,761,612 km (0.115 R)
• M5: 6,205,918 km (0.11 R)
• M6: 8,151,139 km (0.109 R)
• M7: 8,915,435 km (0.106 R)
• M8: 12,671,388 km (0.073 R)
• M9: 15,309,996 km (0.096 R)
• M10: 15,707,627 km (0.113 R)
• M11: 16,679,265 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.9

Radius: 11.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.37 AU - 8.77 AU

Year: 8517 Days

Day: 13.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,490,411 km

• M1: 143,315 km (0.115 R)
• M2: 532,269 km (0.041 R)
• M3: 974,181 km (0.046 R)
• M4: 1,706,613 km (0.108 R)
• M5: 2,314,728 km (0.115 R)
• M6: 3,126,745 km (0.064 R)
• M7: 3,694,768 km (0.06 R)
• M8: 4,250,674 km (0.115 R)
• M9: 4,920,124 km (0.111 R)
• M10: 5,723,315 km (0.083 R)
• M11: 6,576,023 km (0.096 R)
• M12: 7,909,688 km (0.096 R)
• M13: 8,879,531 km (0.059 R)
• M14: 9,415,989 km (0.045 R)
• M15: 11,362,407 km (0.074 R)
• M16: 12,211,525 km (0.113 R)
• M17: 13,216,822 km (0.101 R)
• M18: 13,976,480 km (0.115 R)
• M19: 14,397,449 km (0.111 R)
• M20: 16,564,075 km (0.074 R)
• M21: 17,447,300 km (0.094 R)
• M22: 21,693,935 km (0.066 R)
• M23: 26,219,121 km (0.093 R)
• M24: 26,952,749 km (0.068 R)
• M25: 28,078,772 km (0.084 R)
• M26: 30,424,617 km (0.06 R)
• M27: 31,030,787 km (0.104 R)
• M28: 32,898,068 km (0.056 R)
• M29: 37,084,265 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.9

Radius: 13.4

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.9 AU - 8.9 AU

Year: 9120 Days

Day: 14.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,490,411 km

• M1: 166,652 km (0.108 R)
• M2: 884,572 km (0.117 R)
• M3: 1,325,587 km (0.098 R)
• M4: 1,829,432 km (0.108 R)
• M5: 2,390,275 km (0.094 R)
• M6: 5,060,896 km (0.09 R)
• M7: 6,282,063 km (0.1 R)
• M8: 6,888,384 km (0.068 R)
• M9: 7,810,804 km (0.108 R)
• M10: 8,386,008 km (0.116 R)
• M11: 14,601,201 km (0.054 R)
• M12: 15,539,479 km (0.067 R)
• M13: 16,651,141 km (0.096 R)
• M14: 18,167,764 km (0.118 R)
• M15: 21,001,147 km (0.1 R)
• M16: 26,146,716 km (0.097 R)
• M17: 28,383,054 km (0.11 R)
• M18: 30,442,120 km (0.098 R)
• M19: 32,389,285 km (0.061 R)
• M20: 34,309,224 km (0.119 R)
• M21: 36,530,454 km (0.103 R)
• M22: 37,908,250 km (0.084 R)
• M23: 38,375,145 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.1

Radius: 9.1

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.75 AU - 9.05 AU

Year: 9120 Days

Day: 5.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,490,411 km

• M1: 113,246 km (0.104 R)
• M2: 593,305 km (0.099 R)
• M3: 1,629,869 km (0.11 R)
• M4: 2,909,379 km (0.103 R)
• M5: 3,780,937 km (0.103 R)
• M6: 5,021,552 km (0.062 R)
• M7: 5,479,620 km (0.077 R)
• M8: 5,800,209 km (0.116 R)
• M9: 6,765,414 km (0.119 R)
• M10: 7,517,742 km (0.098 R)
• M11: 9,413,596 km (0.057 R)
• M12: 10,110,871 km (0.077 R)
• M13: 11,297,482 km (0.119 R)
• M14: 13,247,939 km (0.039 R)
• M15: 14,789,395 km (0.103 R)
• M16: 16,119,021 km (0.064 R)
• M17: 17,664,816 km (0.115 R)
• M18: 21,204,750 km (0.059 R)
• M19: 22,320,302 km (0.101 R)
• M20: 22,892,364 km (0.11 R)
• M21: 23,223,723 km (0.113 R)
• M22: 25,016,055 km (0.092 R)
• M23: 26,532,978 km (0.045 R)
• M24: 32,377,617 km (0.098 R)
• M25: 34,285,438 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.1

Radius: 8

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.39 AU - 9.73 AU

Year: 13391 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,490,411 km

• M1: 99,483 km (0.086 R)
• M2: 362,775 km (0.103 R)
• M3: 901,926 km (0.113 R)
• M4: 5,030,528 km (0.111 R)
• M5: 13,063,484 km (0.114 R)
• M6: 18,318,110 km (0.114 R)
• M7: 18,897,502 km (0.049 R)
• M8: 20,160,557 km (0.104 R)
• M9: 21,408,203 km (0.11 R)
• M10: 24,829,507 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.9

Radius: 7.1

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 9.46 AU - 13.54 AU

Year: 17668 Days

Day: 23.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,490,411 km

• M1: 88,263 km (0.115 R)
• M2: 468,391 km (0.11 R)
• M3: 869,912 km (0.064 R)
• M4: 1,235,230 km (0.08 R)
• M5: 1,860,100 km (0.062 R)
• M6: 2,561,864 km (0.116 R)
• M7: 3,050,301 km (0.09 R)
• M8: 3,289,657 km (0.086 R)
• M9: 3,776,299 km (0.052 R)
• M10: 4,116,036 km (0.116 R)
• M11: 4,475,968 km (0.108 R)
• M12: 4,786,085 km (0.1 R)
• M13: 5,526,445 km (0.096 R)
• M14: 5,762,959 km (0.117 R)
• M15: 7,516,246 km (0.108 R)
• M16: 8,155,328 km (0.09 R)
• M17: 10,114,312 km (0.108 R)
• M18: 10,468,859 km (0.069 R)
• M19: 14,633,365 km (0.113 R)
• M20: 17,922,872 km (0.091 R)
• M21: 18,882,692 km (0.057 R)
• M22: 22,864,090 km (0.073 R)
• M23: 24,942,902 km (0.104 R)
• M24: 26,359,743 km (0.118 R)
• M25: 27,599,760 km (0.052 R)
• M26: 30,684,767 km (0.073 R)
• M27: 39,241,915 km (0.071 R)
• M28: 50,280,443 km (0.055 R)
• M29: 50,967,247 km (0.038 R)
• M30: 52,535,331 km (0.105 R)
• M31: 60,279,864 km (0.114 R)
• M32: 65,640,554 km (0.037 R)
• M33: 67,287,776 km (0.099 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 15,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit