🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.59 AU - 0.87 AU

Year: 226 Days

Day: 31.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 77.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,631,056 km

• M1: 268,229 km (0.038 R)
• M2: 434,582 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.68 AU - 1 AU

Year: 278 Days

Day: 24.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.03 AU - 1.17 AU

Year: 417 Days

Day: 47.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.49 AU - 3.17 AU

Year: 1722 Days

Day: 12.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.13 AU - 3.61 AU

Year: 2237 Days

Day: 31.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.16 AU - 4.58 AU

Year: 3304 Days

Day: 38.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.7

Radius: 10.4

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.74 AU - 6.54 AU

Year: 5502 Days

Day: 6.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 63,631,056 km

• M1: 223,798 km (0.044 R)
• M2: 406,457 km (0.059 R)
• M3: 595,699 km (0.094 R)
• M4: 708,346 km (0.107 R)
• M5: 1,233,135 km (0.077 R)
• M6: 1,482,814 km (0.085 R)
• M7: 1,640,490 km (0.102 R)
• M8: 1,767,200 km (0.07 R)
• M9: 2,346,891 km (0.108 R)
• M10: 2,786,260 km (0.109 R)
• M11: 2,938,401 km (0.115 R)
• M12: 3,365,503 km (0.049 R)
• M13: 4,203,251 km (0.098 R)
• M14: 4,428,845 km (0.076 R)
• M15: 4,684,209 km (0.053 R)
• M16: 5,479,172 km (0.116 R)
• M17: 5,588,378 km (0.064 R)
• M18: 5,808,885 km (0.038 R)
• M19: 6,116,907 km (0.093 R)
• M20: 6,516,633 km (0.088 R)
• M21: 6,632,422 km (0.093 R)
• M22: 6,983,827 km (0.107 R)
• M23: 7,072,688 km (0.114 R)
• M24: 7,221,538 km (0.095 R)
• M25: 7,644,002 km (0.076 R)
• M26: 8,608,011 km (0.1 R)
• M27: 10,007,649 km (0.099 R)
• M28: 10,175,049 km (0.052 R)
• M29: 10,377,006 km (0.032 R)
• M30: 10,478,583 km (0.054 R)
• M31: 10,853,625 km (0.106 R)
• M32: 11,267,861 km (0.118 R)
• M33: 11,441,993 km (0.062 R)
• M34: 11,863,560 km (0.063 R)
• M35: 11,934,320 km (0.062 R)
• M36: 12,794,358 km (0.117 R)
• M37: 13,415,638 km (0.03 R)
• M38: 13,526,340 km (0.098 R)
• M39: 13,860,243 km (0.07 R)
• M40: 13,972,142 km (0.076 R)
• M41: 14,535,976 km (0.084 R)
• M42: 14,611,822 km (0.092 R)
• M43: 15,299,524 km (0.038 R)
• M44: 15,763,876 km (0.058 R)
• M45: 16,587,711 km (0.107 R)
• M46: 16,865,365 km (0.117 R)
• M47: 16,945,100 km (0.12 R)
• M48: 17,546,334 km (0.104 R)
• M49: 18,811,035 km (0.082 R)
• M50: 19,558,725 km (0.034 R)
• M51: 19,726,274 km (0.117 R)
• M52: 19,810,199 km (0.107 R)
• M53: 20,358,625 km (0.086 R)
• M54: 20,485,932 km (0.116 R)
• M55: 20,741,146 km (0.117 R)
• M56: 20,869,202 km (0.039 R)
• M57: 21,040,492 km (0.03 R)
• M58: 22,865,735 km (0.065 R)
• M59: 23,219,086 km (0.029 R)
• M60: 23,440,939 km (0.058 R)
• M61: 24,020,930 km (0.076 R)
• M62: 24,155,419 km (0.12 R)
• M63: 25,013,213 km (0.042 R)
• M64: 25,972,883 km (0.111 R)
• M65: 26,387,868 km (0.079 R)
• M66: 26,526,694 km (0.03 R)
• M67: 26,758,571 km (0.088 R)
• M68: 26,944,521 km (0.049 R)
• M69: 27,833,881 km (0.109 R)
• M70: 27,928,127 km (0.098 R)
• M71: 28,116,770 km (0.07 R)
• M72: 28,400,557 km (0.088 R)
• M73: 28,875,680 km (0.065 R)
• M74: 29,162,011 km (0.065 R)
• M75: 29,978,516 km (0.088 R)
• M76: 30,171,647 km (0.094 R)
• M77: 30,753,732 km (0.112 R)
• M78: 31,192,802 km (0.071 R)
• M79: 31,732,102 km (0.078 R)
• M80: 32,423,095 km (0.098 R)
• M81: 32,820,127 km (0.073 R)
• M82: 32,969,426 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.7

Radius: 10.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.72 AU - 7.9 AU

Year: 7893 Days

Day: 8.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 63,631,056 km

• M1: 126,859 km (0.051 R)
• M2: 283,039 km (0.12 R)
• M3: 432,338 km (0.098 R)
• M4: 863,180 km (0.051 R)
• M5: 1,328,878 km (0.078 R)
• M6: 1,442,123 km (0.091 R)
• M7: 1,618,499 km (0.118 R)
• M8: 1,699,133 km (0.108 R)
• M9: 2,234,394 km (0.059 R)
• M10: 2,485,868 km (0.111 R)
• M11: 2,579,666 km (0.099 R)
• M12: 2,819,321 km (0.115 R)
• M13: 3,091,440 km (0.102 R)
• M14: 3,192,568 km (0.116 R)
• M15: 3,634,630 km (0.086 R)
• M16: 3,849,452 km (0.093 R)
• M17: 4,040,938 km (0.119 R)
• M18: 4,291,664 km (0.116 R)
• M19: 5,014,820 km (0.115 R)
• M20: 5,194,038 km (0.098 R)
• M21: 7,033,344 km (0.104 R)
• M22: 7,100,065 km (0.071 R)
• M23: 7,744,682 km (0.103 R)
• M24: 7,848,054 km (0.116 R)
• M25: 8,800,244 km (0.11 R)
• M26: 8,872,351 km (0.076 R)
• M27: 9,900,686 km (0.093 R)
• M28: 10,543,359 km (0.067 R)
• M29: 10,734,994 km (0.085 R)
• M30: 11,160,749 km (0.102 R)
• M31: 11,238,690 km (0.082 R)
• M32: 11,473,708 km (0.101 R)
• M33: 11,552,396 km (0.104 R)
• M34: 11,631,384 km (0.111 R)
• M35: 12,309,212 km (0.119 R)
• M36: 12,551,561 km (0.107 R)
• M37: 12,714,024 km (0.109 R)
• M38: 12,836,245 km (0.073 R)
• M39: 13,205,453 km (0.026 R)
• M40: 13,329,320 km (0.114 R)
• M41: 13,703,165 km (0.09 R)
• M42: 14,716,990 km (0.103 R)
• M43: 15,930,228 km (0.056 R)
• M44: 16,548,816 km (0.103 R)
• M45: 16,771,567 km (0.087 R)
• M46: 16,905,756 km (0.098 R)
• M47: 16,995,365 km (0.077 R)
• M48: 17,536,610 km (0.108 R)
• M49: 18,221,170 km (0.075 R)
• M50: 18,359,099 km (0.116 R)
• M51: 19,804,963 km (0.087 R)
• M52: 19,899,509 km (0.113 R)
• M53: 20,041,627 km (0.069 R)
• M54: 20,231,616 km (0.111 R)
• M55: 20,517,647 km (0.09 R)
• M56: 21,045,728 km (0.102 R)
• M57: 21,821,692 km (0.041 R)
• M58: 21,919,379 km (0.077 R)
• M59: 22,409,761 km (0.109 R)
• M60: 22,508,346 km (0.111 R)
• M61: 23,102,549 km (0.049 R)
• M62: 23,351,629 km (0.088 R)
• M63: 23,551,642 km (0.087 R)
• M64: 23,802,368 km (0.084 R)
• M65: 24,104,406 km (0.116 R)
• M66: 24,864,961 km (0.057 R)
• M67: 25,891,502 km (0.11 R)
• M68: 27,509,702 km (0.112 R)
• M69: 27,985,573 km (0.101 R)
• M70: 28,251,259 km (0.056 R)
• M71: 28,838,430 km (0.065 R)
• M72: 30,133,649 km (0.09 R)
• M73: 31,613,321 km (0.062 R)
• M74: 31,834,576 km (0.084 R)
• M75: 32,612,934 km (0.107 R)
• M76: 33,004,432 km (0.114 R)
• M77: 33,510,073 km (0.106 R)
• M78: 33,622,869 km (0.038 R)
• M79: 34,245,047 km (0.065 R)
• M80: 35,386,030 km (0.085 R)
• M81: 36,597,623 km (0.102 R)
• M82: 37,237,603 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.5

Radius: 11.5

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.79 AU - 12.07 AU

Year: 13975 Days

Day: 6 Hours

Environment

Temp: -179 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 63,631,056 km

• M1: 180,265 km (0.107 R)
• M2: 309,219 km (0.095 R)
• M3: 576,700 km (0.063 R)
• M4: 789,877 km (0.086 R)
• M5: 1,195,137 km (0.1 R)
• M6: 1,268,740 km (0.116 R)
• M7: 1,395,150 km (0.118 R)
• M8: 1,606,532 km (0.109 R)
• M9: 1,744,162 km (0.057 R)
• M10: 2,002,068 km (0.118 R)
• M11: 3,050,450 km (0.105 R)
• M12: 3,153,224 km (0.12 R)
• M13: 3,648,393 km (0.057 R)
• M14: 3,942,502 km (0.071 R)
• M15: 4,017,301 km (0.108 R)
• M16: 4,514,714 km (0.101 R)
• M17: 5,401,082 km (0.095 R)
• M18: 5,821,601 km (0.107 R)
• M19: 6,079,059 km (0.084 R)
• M20: 6,828,694 km (0.119 R)
• M21: 7,145,991 km (0.119 R)
• M22: 7,984,038 km (0.114 R)
• M23: 8,222,348 km (0.088 R)
• M24: 8,414,581 km (0.065 R)
• M25: 8,705,998 km (0.115 R)
• M26: 9,348,670 km (0.113 R)
• M27: 9,599,995 km (0.094 R)
• M28: 9,701,123 km (0.113 R)
• M29: 9,904,426 km (0.088 R)
• M30: 10,470,953 km (0.068 R)
• M31: 10,889,678 km (0.111 R)
• M32: 11,528,012 km (0.097 R)
• M33: 12,343,021 km (0.069 R)
• M34: 12,674,231 km (0.074 R)
• M35: 12,896,683 km (0.111 R)
• M36: 13,008,283 km (0.107 R)
• M37: 13,232,680 km (0.074 R)
• M38: 13,345,476 km (0.07 R)
• M39: 13,458,423 km (0.12 R)
• M40: 14,431,707 km (0.089 R)
• M41: 14,547,795 km (0.096 R)
• M42: 16,627,803 km (0.117 R)
• M43: 18,862,646 km (0.07 R)
• M44: 18,989,505 km (0.114 R)
• M45: 19,692,615 km (0.098 R)
• M46: 20,144,550 km (0.096 R)
• M47: 21,520,701 km (0.072 R)
• M48: 22,253,581 km (0.098 R)
• M49: 23,606,993 km (0.098 R)
• M50: 24,087,052 km (0.103 R)
• M51: 25,898,084 km (0.086 R)
• M52: 28,041,672 km (0.074 R)
• M53: 28,404,447 km (0.071 R)
• M54: 30,241,658 km (0.077 R)
• M55: 30,613,708 km (0.109 R)
• M56: 31,212,100 km (0.076 R)
• M57: 32,192,863 km (0.083 R)
• M58: 32,420,551 km (0.096 R)
• M59: 34,107,118 km (0.119 R)
• M60: 34,649,709 km (0.115 R)
• M61: 35,038,963 km (0.084 R)
• M62: 35,429,862 km (0.027 R)
• M63: 35,900,647 km (0.118 R)
• M64: 36,927,935 km (0.11 R)
• M65: 37,405,302 km (0.115 R)
• M66: 37,644,659 km (0.108 R)
• M67: 37,804,579 km (0.082 R)
• M68: 37,964,798 km (0.069 R)
• M69: 39,578,660 km (0.057 R)
• M70: 40,885,846 km (0.046 R)
• M71: 42,207,244 km (0.078 R)
• M72: 43,542,555 km (0.057 R)
• M73: 43,878,551 km (0.063 R)
• M74: 44,299,669 km (0.045 R)
• M75: 45,401,159 km (0.102 R)
• M76: 46,168,895 km (0.055 R)
• M77: 46,511,474 km (0.082 R)
• M78: 46,597,343 km (0.064 R)
• M79: 49,720,648 km (0.089 R)
• M80: 52,553,283 km (0.107 R)
• M81: 52,910,972 km (0.075 R)
• M82: 53,449,075 km (0.069 R)
• M83: 55,710,845 km (0.03 R)
• M84: 56,075,565 km (0.067 R)
• M85: 58,465,989 km (0.105 R)
• M86: 58,929,444 km (0.08 R)
• M87: 60,514,433 km (0.112 R)
• M88: 61,171,168 km (0.101 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 11,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit