🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.84 AU - 1.38 AU

Year: 438 Days

Day: 37.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.25 AU - 1.57 AU

Year: 627 Days

Day: 24.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,937,878 km

• M1: 87,664 km (0.12 R)
• M2: 1,130,810 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.02 AU - 3.06 AU

Year: 1517 Days

Day: 15.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.23 AU - 3.47 AU

Year: 2298 Days

Day: 35.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,937,878 km

• M1: 2,429,021 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.66 AU - 4.92 AU

Year: 3330 Days

Day: 19.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.3

Radius: 8.2

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.63 AU - 4.93 AU

Year: 3916 Days

Day: 7.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 88,937,878 km

• M1: 125,662 km (0.116 R)
• M2: 253,120 km (0.064 R)
• M3: 366,216 km (0.068 R)
• M4: 430,243 km (0.051 R)
• M5: 582,085 km (0.091 R)
• M6: 705,055 km (0.09 R)
• M7: 824,733 km (0.092 R)
• M8: 964,457 km (0.114 R)
• M9: 1,098,348 km (0.063 R)
• M10: 1,521,410 km (0.093 R)
• M11: 1,614,909 km (0.099 R)
• M12: 2,008,501 km (0.09 R)
• M13: 2,322,956 km (0.03 R)
• M14: 2,900,703 km (0.101 R)
• M15: 2,959,046 km (0.04 R)
• M16: 3,195,859 km (0.082 R)
• M17: 3,398,116 km (0.083 R)
• M18: 3,709,279 km (0.103 R)
• M19: 3,900,316 km (0.106 R)
• M20: 4,292,412 km (0.037 R)
• M21: 4,403,563 km (0.101 R)
• M22: 4,628,708 km (0.108 R)
• M23: 4,950,343 km (0.117 R)
• M24: 5,834,915 km (0.097 R)
• M25: 6,460,085 km (0.118 R)
• M26: 6,690,316 km (0.08 R)
• M27: 7,053,839 km (0.078 R)
• M28: 7,185,186 km (0.117 R)
• M29: 7,317,430 km (0.062 R)
• M30: 7,370,537 km (0.038 R)
• M31: 7,638,168 km (0.043 R)
• M32: 7,908,940 km (0.098 R)
• M33: 8,404,109 km (0.116 R)
• M34: 8,571,509 km (0.11 R)
• M35: 8,768,230 km (0.064 R)
• M36: 8,966,298 km (0.069 R)
• M37: 9,023,145 km (0.083 R)
• M38: 9,744,357 km (0.118 R)
• M39: 9,979,076 km (0.092 R)
• M40: 10,574,026 km (0.096 R)
• M41: 10,936,502 km (0.059 R)
• M42: 11,364,501 km (0.119 R)
• M43: 11,487,770 km (0.101 R)
• M44: 11,642,604 km (0.08 R)
• M45: 11,704,687 km (0.076 R)
• M46: 11,985,482 km (0.111 R)
• M47: 12,110,995 km (0.087 R)
• M48: 12,205,391 km (0.099 R)
• M49: 13,066,327 km (0.099 R)
• M50: 13,130,953 km (0.084 R)
• M51: 13,260,355 km (0.095 R)
• M52: 13,880,887 km (0.06 R)
• M53: 13,946,860 km (0.116 R)
• M54: 14,244,560 km (0.093 R)
• M55: 14,410,912 km (0.096 R)
• M56: 14,611,224 km (0.074 R)
• M57: 14,711,903 km (0.078 R)
• M58: 15,695,809 km (0.094 R)
• M59: 16,074,590 km (0.056 R)
• M60: 16,526,077 km (0.116 R)
• M61: 16,735,963 km (0.088 R)
• M62: 16,946,596 km (0.111 R)
• M63: 17,122,972 km (0.063 R)
• M64: 18,809,389 km (0.065 R)
• M65: 18,955,247 km (0.089 R)
• M66: 19,801,821 km (0.096 R)
• M67: 19,913,272 km (0.101 R)
• M68: 20,099,222 km (0.087 R)
• M69: 20,173,871 km (0.084 R)
• M70: 20,773,609 km (0.041 R)
• M71: 21,875,846 km (0.072 R)
• M72: 22,260,313 km (0.112 R)
• M73: 22,530,786 km (0.079 R)
• M74: 22,608,277 km (0.108 R)
• M75: 23,192,158 km (0.077 R)
• M76: 23,348,637 km (0.087 R)
• M77: 23,780,975 km (0.087 R)
• M78: 24,097,075 km (0.087 R)
• M79: 24,295,293 km (0.077 R)
• M80: 25,174,030 km (0.036 R)
• M81: 25,415,481 km (0.062 R)
• M82: 25,779,154 km (0.087 R)
• M83: 26,103,781 km (0.104 R)
• M84: 26,389,064 km (0.1 R)
• M85: 26,716,235 km (0.092 R)
• M86: 26,921,483 km (0.099 R)
• M87: 27,168,469 km (0.093 R)
• M88: 27,292,187 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.8

Radius: 12.2

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.27 AU - 9.69 AU

Year: 10938 Days

Day: 12 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 88,937,878 km

• M1: 168,896 km (0.083 R)
• M2: 248,183 km (0.057 R)
• M3: 352,752 km (0.048 R)
• M4: 539,001 km (0.077 R)
• M5: 819,198 km (0.051 R)
• M6: 923,168 km (0.084 R)
• M7: 1,064,239 km (0.119 R)
• M8: 1,281,455 km (0.097 R)
• M9: 1,857,856 km (0.083 R)
• M10: 2,355,418 km (0.03 R)
• M11: 2,687,376 km (0.044 R)
• M12: 2,987,320 km (0.03 R)
• M13: 3,225,480 km (0.096 R)
• M14: 3,420,555 km (0.12 R)
• M15: 3,544,572 km (0.092 R)
• M16: 3,925,598 km (0.089 R)
• M17: 4,107,958 km (0.045 R)
• M18: 4,186,945 km (0.083 R)
• M19: 4,508,281 km (0.108 R)
• M20: 4,865,521 km (0.084 R)
• M21: 4,977,271 km (0.11 R)
• M22: 5,061,644 km (0.108 R)
• M23: 5,404,223 km (0.078 R)
• M24: 5,490,990 km (0.062 R)
• M25: 5,754,282 km (0.105 R)
• M26: 6,507,358 km (0.06 R)
• M27: 7,132,228 km (0.047 R)
• M28: 7,581,171 km (0.078 R)
• M29: 7,678,560 km (0.096 R)
• M30: 8,006,328 km (0.113 R)
• M31: 8,811,464 km (0.083 R)
• M32: 9,085,677 km (0.102 R)
• M33: 9,502,307 km (0.11 R)
• M34: 9,607,325 km (0.1 R)
• M35: 9,712,941 km (0.043 R)
• M36: 9,818,856 km (0.109 R)
• M37: 10,246,257 km (0.061 R)
• M38: 10,716,294 km (0.094 R)
• M39: 11,045,858 km (0.057 R)
• M40: 11,490,463 km (0.115 R)
• M41: 12,206,588 km (0.096 R)
• M42: 13,053,611 km (0.101 R)
• M43: 13,484,303 km (0.087 R)
• M44: 14,119,197 km (0.025 R)
• M45: 14,399,992 km (0.095 R)
• M46: 15,007,958 km (0.089 R)
• M47: 15,130,628 km (0.075 R)
• M48: 15,459,145 km (0.085 R)
• M49: 16,627,803 km (0.05 R)
• M50: 16,754,662 km (0.092 R)
• M51: 16,839,484 km (0.109 R)
• M52: 18,084,887 km (0.09 R)
• M53: 18,171,803 km (0.071 R)
• M54: 18,302,551 km (0.088 R)
• M55: 19,226,468 km (0.027 R)
• M56: 19,493,351 km (0.079 R)
• M57: 20,165,643 km (0.09 R)
• M58: 21,257,109 km (0.073 R)
• M59: 21,763,797 km (0.071 R)
• M60: 21,995,525 km (0.098 R)
• M61: 22,088,275 km (0.097 R)
• M62: 22,977,335 km (0.114 R)
• M63: 23,449,915 km (0.099 R)
• M64: 26,797,167 km (0.098 R)
• M65: 26,995,684 km (0.04 R)
• M66: 27,895,515 km (0.067 R)
• M67: 29,365,763 km (0.113 R)
• M68: 29,827,123 km (0.119 R)
• M69: 30,446,009 km (0.112 R)
• M70: 30,549,680 km (0.074 R)
• M71: 31,225,713 km (0.046 R)
• M72: 32,381,058 km (0.103 R)
• M73: 32,539,781 km (0.115 R)
• M74: 33,496,908 km (0.105 R)
• M75: 34,787,638 km (0.038 R)
• M76: 34,950,102 km (0.069 R)
• M77: 35,058,560 km (0.1 R)
• M78: 35,548,044 km (0.114 R)
• M79: 35,820,911 km (0.094 R)
• M80: 36,368,888 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.5

Radius: 5.1

Gravity: 27.66 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.77 AU - 18.83 AU

Year: 24661 Days

Day: 18.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 88,937,878 km

• M1: 78,090 km (0.106 R)
• M2: 139,276 km (0.04 R)
• M3: 436,078 km (0.101 R)
• M4: 620,532 km (0.082 R)
• M5: 968,945 km (0.114 R)
• M6: 1,925,474 km (0.063 R)
• M7: 1,999,525 km (0.118 R)
• M8: 2,036,775 km (0.051 R)
• M9: 2,150,320 km (0.116 R)
• M10: 2,706,973 km (0.12 R)
• M11: 3,217,850 km (0.11 R)
• M12: 3,484,284 km (0.085 R)
• M13: 3,850,649 km (0.07 R)
• M14: 3,944,148 km (0.107 R)
• M15: 4,768,881 km (0.082 R)
• M16: 5,751,440 km (0.055 R)
• M17: 5,912,108 km (0.12 R)
• M18: 6,020,118 km (0.058 R)
• M19: 6,458,439 km (0.093 R)
• M20: 6,625,540 km (0.072 R)
• M21: 7,078,074 km (0.096 R)
• M22: 10,188,064 km (0.057 R)
• M23: 10,643,739 km (0.104 R)
• M24: 11,440,348 km (0.089 R)
• M25: 11,845,907 km (0.095 R)
• M26: 13,585,581 km (0.068 R)
• M27: 14,303,352 km (0.066 R)
• M28: 14,813,331 km (0.086 R)
• M29: 15,328,995 km (0.092 R)
• M30: 17,064,779 km (0.11 R)
• M31: 18,466,062 km (0.097 R)
• M32: 19,100,507 km (0.029 R)
• M33: 19,260,277 km (0.04 R)
• M34: 21,046,625 km (0.062 R)
• M35: 21,542,991 km (0.112 R)
• M36: 22,378,645 km (0.092 R)
• M37: 23,480,882 km (0.086 R)
• M38: 24,081,667 km (0.104 R)
• M39: 24,167,985 km (0.103 R)
• M40: 24,254,303 km (0.105 R)
• M41: 24,340,770 km (0.076 R)
• M42: 26,445,912 km (0.056 R)
• M43: 26,891,863 km (0.029 R)
• M44: 28,426,438 km (0.069 R)
• M45: 28,791,606 km (0.118 R)
• M46: 29,989,137 km (0.098 R)
• M47: 33,005,479 km (0.098 R)
• M48: 33,389,347 km (0.095 R)
• M49: 34,841,643 km (0.108 R)
• M50: 35,821,360 km (0.109 R)
• M51: 36,116,965 km (0.097 R)
• M52: 38,814,065 km (0.113 R)
• M53: 40,853,234 km (0.114 R)
• M54: 41,989,729 km (0.11 R)
• M55: 43,031,678 km (0.094 R)
• M56: 47,716,784 km (0.053 R)
• M57: 47,825,093 km (0.094 R)
• M58: 48,367,984 km (0.084 R)
• M59: 48,803,762 km (0.071 R)
• M60: 48,912,969 km (0.097 R)
• M61: 50,560,191 km (0.11 R)
• M62: 52,784,412 km (0.106 R)
• M63: 52,896,461 km (0.114 R)
• M64: 53,457,902 km (0.064 R)
• M65: 54,360,425 km (0.089 R)
• M66: 54,473,521 km (0.073 R)
• M67: 55,154,192 km (0.113 R)
• M68: 55,609,418 km (0.086 R)
• M69: 56,867,985 km (0.069 R)
• M70: 57,327,849 km (0.119 R)
• M71: 58,020,188 km (0.088 R)
• M72: 59,879,689 km (0.057 R)
• M73: 61,522,723 km (0.054 R)
• M74: 66,660,961 km (0.07 R)
• M75: 66,903,309 km (0.098 R)
• M76: 67,510,377 km (0.115 R)
• M77: 70,326,258 km (0.114 R)
• M78: 70,572,945 km (0.093 R)
• M79: 71,562,685 km (0.067 R)
• M80: 72,556,762 km (0.034 R)
• M81: 73,805,905 km (0.116 R)
• M82: 75,945,753 km (0.119 R)
• M83: 77,341,202 km (0.089 R)
• M84: 78,745,028 km (0.065 R)
• M85: 79,257,700 km (0.101 R)
• M86: 81,060,354 km (0.083 R)
• M87: 82,226,470 km (0.073 R)
• M88: 84,182,163 km (0.104 R)
• M89: 84,313,061 km (0.108 R)
• M90: 84,443,959 km (0.075 R)
• M91: 84,706,204 km (0.098 R)
• M92: 85,231,442 km (0.092 R)
• M93: 86,813,440 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 18,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit