🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.54 AU - 0.56 AU

Year: 155 Days

Day: 35.6 Hours

Environment

Temp: 209 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.83 AU - 1.33 AU

Year: 427 Days

Day: 35.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.78 AU - 2.1 AU

Year: 1029 Days

Day: 19.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,880,938 km

• M1: 246,687 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.41 AU - 2.55 AU

Year: 1487 Days

Day: 13.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 55 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.68 AU - 3.66 AU

Year: 2149 Days

Day: 22.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,880,938 km

• M1: 1,626,428 km (0.044 R)

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.2

Radius: 9.8

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.86 AU - 6.18 AU

Year: 5625 Days

Day: 9.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 29,880,938 km

• M1: 130,449 km (0.117 R)
• M2: 210,484 km (0.12 R)
• M3: 488,736 km (0.073 R)
• M4: 872,904 km (0.107 R)
• M5: 1,019,958 km (0.113 R)
• M6: 1,143,825 km (0.093 R)
• M7: 1,272,779 km (0.116 R)
• M8: 1,372,860 km (0.108 R)
• M9: 2,047,845 km (0.119 R)
• M10: 2,186,074 km (0.101 R)
• M11: 2,388,928 km (0.037 R)
• M12: 2,576,973 km (0.098 R)
• M13: 3,261,533 km (0.071 R)
• M14: 3,564,917 km (0.091 R)
• M15: 3,901,812 km (0.054 R)
• M16: 4,223,896 km (0.046 R)
• M17: 4,684,209 km (0.08 R)
• M18: 5,187,306 km (0.038 R)
• M19: 5,875,756 km (0.117 R)
• M20: 6,130,521 km (0.043 R)
• M21: 6,857,566 km (0.09 R)
• M22: 7,036,037 km (0.109 R)
• M23: 8,265,432 km (0.062 R)
• M24: 9,034,664 km (0.029 R)
• M25: 9,659,684 km (0.04 R)
• M26: 10,027,994 km (0.084 R)
• M27: 10,264,807 km (0.057 R)
• M28: 10,332,875 km (0.112 R)
• M29: 10,778,527 km (0.115 R)
• M30: 10,986,318 km (0.115 R)
• M31: 11,405,940 km (0.068 R)
• M32: 11,937,910 km (0.107 R)
• M33: 12,333,148 km (0.08 R)
• M34: 12,952,483 km (0.11 R)
• M35: 13,173,439 km (0.071 R)
• M36: 13,581,841 km (0.104 R)
• M37: 13,656,490 km (0.113 R)
• M38: 13,919,184 km (0.077 R)
• M39: 14,032,131 km (0.065 R)
• M40: 14,183,374 km (0.032 R)
• M41: 14,716,840 km (0.055 R)
• M42: 15,101,905 km (0.078 R)
• M43: 15,256,888 km (0.078 R)
• M44: 16,356,433 km (0.051 R)
• M45: 16,475,662 km (0.11 R)
• M46: 16,555,398 km (0.058 R)
• M47: 16,715,168 km (0.079 R)
• M48: 17,359,636 km (0.082 R)
• M49: 17,521,950 km (0.099 R)
• M50: 18,012,032 km (0.037 R)
• M51: 18,424,025 km (0.106 R)
• M52: 18,880,598 km (0.107 R)
• M53: 19,131,324 km (0.056 R)
• M54: 19,256,986 km (0.041 R)
• M55: 19,551,544 km (0.114 R)
• M56: 19,805,113 km (0.108 R)
• M57: 20,959,858 km (0.055 R)
• M58: 22,400,636 km (0.03 R)
• M59: 22,489,048 km (0.074 R)
• M60: 22,577,460 km (0.063 R)
• M61: 23,468,615 km (0.101 R)
• M62: 25,009,622 km (0.058 R)
• M63: 25,376,885 km (0.094 R)
• M64: 25,746,093 km (0.073 R)
• M65: 28,093,134 km (0.096 R)
• M66: 28,666,542 km (0.117 R)
• M67: 28,954,817 km (0.077 R)
• M68: 29,051,009 km (0.087 R)
• M69: 29,388,801 km (0.094 R)
• M70: 29,727,939 km (0.072 R)
• M71: 29,825,028 km (0.114 R)
• M72: 29,922,267 km (0.04 R)
• M73: 31,195,794 km (0.071 R)
• M74: 31,591,181 km (0.109 R)
• M75: 31,739,881 km (0.105 R)
• M76: 31,888,881 km (0.117 R)
• M77: 32,536,938 km (0.104 R)
• M78: 32,737,250 km (0.1 R)
• M79: 33,088,805 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.5

Radius: 12.1

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.56 AU - 6.96 AU

Year: 5964 Days

Day: 13.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 29,880,938 km

• M1: 152,291 km (0.073 R)
• M2: 252,820 km (0.106 R)
• M3: 379,679 km (0.116 R)
• M4: 557,850 km (0.077 R)
• M5: 670,797 km (0.105 R)
• M6: 895,642 km (0.038 R)
• M7: 1,190,051 km (0.07 R)
• M8: 1,310,627 km (0.054 R)
• M9: 1,548,039 km (0.102 R)
• M10: 2,110,377 km (0.11 R)
• M11: 2,333,577 km (0.11 R)
• M12: 2,486,765 km (0.102 R)
• M13: 2,594,027 km (0.109 R)
• M14: 2,853,879 km (0.077 R)
• M15: 2,956,204 km (0.103 R)
• M16: 3,453,467 km (0.11 R)
• M17: 3,739,947 km (0.079 R)
• M18: 3,829,556 km (0.087 R)
• M19: 3,908,693 km (0.063 R)
• M20: 4,254,115 km (0.097 R)
• M21: 4,418,672 km (0.05 R)
• M22: 4,561,538 km (0.079 R)
• M23: 4,876,292 km (0.093 R)
• M24: 4,999,112 km (0.114 R)
• M25: 5,578,205 km (0.074 R)
• M26: 5,810,531 km (0.117 R)
• M27: 6,059,312 km (0.116 R)
• M28: 6,218,335 km (0.085 R)
• M29: 6,365,240 km (0.089 R)
• M30: 6,459,486 km (0.078 R)
• M31: 6,649,177 km (0.115 R)
• M32: 6,771,996 km (0.056 R)
• M33: 7,117,418 km (0.091 R)
• M34: 7,257,292 km (0.113 R)
• M35: 7,682,150 km (0.036 R)
• M36: 7,883,209 km (0.095 R)
• M37: 7,969,976 km (0.056 R)
• M38: 8,437,918 km (0.12 R)
• M39: 8,541,440 km (0.118 R)
• M40: 8,990,084 km (0.088 R)
• M41: 9,065,631 km (0.063 R)
• M42: 9,202,214 km (0.074 R)
• M43: 9,278,359 km (0.103 R)
• M44: 9,369,913 km (0.115 R)
• M45: 9,615,702 km (0.102 R)
• M46: 10,540,666 km (0.077 R)
• M47: 10,732,301 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.2

Radius: 13.9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.49 AU - 7.17 AU

Year: 6065 Days

Day: 13 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 29,880,938 km

• M1: 222,003 km (0.112 R)
• M2: 334,950 km (0.083 R)
• M3: 642,672 km (0.106 R)
• M4: 845,078 km (0.057 R)
• M5: 1,154,896 km (0.103 R)
• M6: 1,331,421 km (0.064 R)
• M7: 1,470,098 km (0.12 R)
• M8: 1,613,862 km (0.071 R)
• M9: 2,127,880 km (0.096 R)
• M10: 2,218,536 km (0.098 R)
• M11: 2,731,059 km (0.087 R)
• M12: 3,238,345 km (0.114 R)
• M13: 3,709,578 km (0.071 R)
• M14: 4,066,070 km (0.117 R)
• M15: 4,363,919 km (0.074 R)
• M16: 4,669,099 km (0.118 R)
• M17: 5,350,218 km (0.102 R)
• M18: 5,525,397 km (0.11 R)
• M19: 5,677,090 km (0.085 R)
• M20: 6,723,975 km (0.056 R)
• M21: 6,886,140 km (0.081 R)
• M22: 7,269,709 km (0.105 R)
• M23: 7,632,184 km (0.085 R)
• M24: 7,886,650 km (0.117 R)
• M25: 8,000,644 km (0.037 R)
• M26: 9,320,845 km (0.095 R)
• M27: 9,745,254 km (0.097 R)
• M28: 9,959,927 km (0.097 R)
• M29: 10,052,379 km (0.079 R)
• M30: 10,331,528 km (0.104 R)
• M31: 11,056,629 km (0.119 R)
• M32: 11,280,577 km (0.046 R)
• M33: 11,928,785 km (0.083 R)
• M34: 12,323,573 km (0.067 R)
• M35: 12,589,110 km (0.092 R)
• M36: 12,789,571 km (0.094 R)
• M37: 13,773,326 km (0.061 R)
• M38: 14,014,478 km (0.106 R)
• M39: 14,676,000 km (0.111 R)
• M40: 14,922,388 km (0.114 R)
• M41: 15,633,576 km (0.028 R)
• M42: 15,885,199 km (0.117 R)
• M43: 15,993,508 km (0.11 R)
• M44: 16,101,967 km (0.045 R)
• M45: 16,721,302 km (0.088 R)
• M46: 17,052,362 km (0.105 R)
• M47: 17,200,314 km (0.11 R)
• M48: 17,348,566 km (0.117 R)
• M49: 17,609,016 km (0.114 R)
• M50: 17,870,812 km (0.062 R)
• M51: 17,983,459 km (0.033 R)
• M52: 19,122,497 km (0.118 R)
• M53: 19,468,816 km (0.029 R)
• M54: 19,584,755 km (0.086 R)
• M55: 19,855,976 km (0.11 R)
• M56: 20,089,648 km (0.112 R)
• M57: 20,206,633 km (0.042 R)
• M58: 21,271,022 km (0.084 R)
• M59: 21,830,069 km (0.116 R)
• M60: 22,030,830 km (0.06 R)
• M61: 23,289,845 km (0.098 R)
• M62: 23,577,223 km (0.091 R)
• M63: 23,742,080 km (0.106 R)
• M64: 24,906,549 km (0.077 R)
• M65: 25,242,696 km (0.118 R)
• M66: 25,538,002 km (0.107 R)
• M67: 26,260,111 km (0.12 R)
• M68: 26,687,961 km (0.042 R)
• M69: 27,594,075 km (0.098 R)
• M70: 27,985,573 km (0.076 R)
• M71: 29,613,946 km (0.109 R)
• M72: 29,880,978 km (0.118 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: 470 - 12,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit