🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.21 AU - 1.37 AU

Year: 546 Days

Day: 46.7 Hours

Environment

Temp: -33 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.34 AU - 1.44 AU

Year: 611 Days

Day: 38.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,438,527 km

• M1: 86,617 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.39 AU - 1.77 AU

Year: 740 Days

Day: 25.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,438,527 km

• M1: 208,539 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.33 AU - 1.91 AU

Year: 769 Days

Day: 14.3 Hours

Environment

Temp: -48 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.92 AU - 2.12 AU

Year: 1070 Days

Day: 26.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,438,527 km

• M1: 366,964 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.8

Radius: 8.1

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.23 AU - 4.87 AU

Year: 3618 Days

Day: 6.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 60,438,527 km

• M1: 118,930 km (0.039 R)
• M2: 284,386 km (0.054 R)
• M3: 405,111 km (0.102 R)
• M4: 555,008 km (0.056 R)
• M5: 614,698 km (0.079 R)
• M6: 723,754 km (0.072 R)
• M7: 839,394 km (0.1 R)
• M8: 902,823 km (0.098 R)
• M9: 1,041,650 km (0.096 R)
• M10: 1,408,165 km (0.106 R)
• M11: 1,461,571 km (0.09 R)
• M12: 1,515,576 km (0.1 R)
• M13: 1,609,972 km (0.073 R)
• M14: 1,698,085 km (0.1 R)
• M15: 1,787,994 km (0.119 R)
• M16: 1,972,598 km (0.064 R)
• M17: 2,058,616 km (0.11 R)
• M18: 2,119,503 km (0.036 R)
• M19: 2,234,394 km (0.066 R)
• M20: 2,342,254 km (0.077 R)
• M21: 2,433,509 km (0.085 R)
• M22: 2,685,731 km (0.105 R)
• M23: 3,015,444 km (0.106 R)
• M24: 3,095,030 km (0.117 R)
• M25: 3,461,396 km (0.049 R)
• M26: 3,565,665 km (0.1 R)
• M27: 3,927,991 km (0.03 R)
• M28: 4,113,642 km (0.099 R)
• M29: 4,324,426 km (0.069 R)
• M30: 4,459,513 km (0.089 R)
• M31: 4,664,761 km (0.098 R)
• M32: 4,837,995 km (0.11 R)
• M33: 4,954,831 km (0.092 R)
• M34: 5,143,624 km (0.069 R)
• M35: 5,334,810 km (0.07 R)
• M36: 5,785,997 km (0.049 R)
• M37: 6,060,060 km (0.112 R)
• M38: 6,173,306 km (0.107 R)
• M39: 6,325,596 km (0.06 R)
• M40: 6,402,190 km (0.043 R)
• M41: 6,453,353 km (0.119 R)
• M42: 6,763,619 km (0.099 R)
• M43: 6,920,697 km (0.087 R)
• M44: 7,105,300 km (0.114 R)
• M45: 7,331,792 km (0.079 R)
• M46: 7,479,594 km (0.072 R)
• M47: 7,901,460 km (0.054 R)
• M48: 7,956,363 km (0.103 R)
• M49: 8,094,442 km (0.09 R)
• M50: 8,191,531 km (0.086 R)
• M51: 8,682,960 km (0.091 R)
• M52: 8,739,807 km (0.092 R)
• M53: 8,996,816 km (0.109 R)
• M54: 9,270,730 km (0.117 R)
• M55: 9,328,774 km (0.077 R)
• M56: 9,945,566 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.9

Radius: 11.4

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.08 AU - 5.64 AU

Year: 3994 Days

Day: 13.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 60,438,527 km

• M1: 147,803 km (0.031 R)
• M2: 254,167 km (0.096 R)
• M3: 341,083 km (0.12 R)
• M4: 468,391 km (0.095 R)
• M5: 644,767 km (0.098 R)
• M6: 970,142 km (0.061 R)
• M7: 1,345,633 km (0.104 R)
• M8: 1,649,317 km (0.067 R)
• M9: 1,750,594 km (0.096 R)
• M10: 1,854,116 km (0.09 R)
• M11: 1,990,250 km (0.103 R)
• M12: 2,067,293 km (0.111 R)
• M13: 2,321,011 km (0.053 R)
• M14: 2,435,304 km (0.101 R)
• M15: 2,806,755 km (0.103 R)
• M16: 3,106,400 km (0.113 R)
• M17: 3,603,364 km (0.053 R)
• M18: 4,325,024 km (0.12 R)
• M19: 4,692,287 km (0.081 R)
• M20: 4,942,714 km (0.047 R)
• M21: 5,154,694 km (0.111 R)
• M22: 5,588,079 km (0.103 R)
• M23: 5,943,075 km (0.082 R)
• M24: 6,191,557 km (0.068 R)
• M25: 6,328,588 km (0.1 R)
• M26: 6,559,119 km (0.044 R)
• M27: 6,745,518 km (0.068 R)
• M28: 6,862,952 km (0.075 R)
• M29: 7,679,607 km (0.1 R)
• M30: 7,925,695 km (0.1 R)
• M31: 8,224,442 km (0.113 R)
• M32: 8,324,822 km (0.062 R)
• M33: 8,400,369 km (0.095 R)
• M34: 8,781,694 km (0.096 R)
• M35: 8,910,049 km (0.095 R)
• M36: 9,116,793 km (0.09 R)
• M37: 9,220,764 km (0.033 R)
• M38: 9,534,919 km (0.091 R)
• M39: 10,174,002 km (0.057 R)
• M40: 10,417,397 km (0.036 R)
• M41: 10,498,779 km (0.061 R)
• M42: 10,909,574 km (0.111 R)
• M43: 10,992,452 km (0.038 R)
• M44: 11,242,130 km (0.114 R)
• M45: 11,577,828 km (0.028 R)
• M46: 11,831,845 km (0.038 R)
• M47: 12,116,380 km (0.071 R)
• M48: 12,604,967 km (0.118 R)
• M49: 12,953,979 km (0.107 R)
• M50: 13,070,964 km (0.099 R)
• M51: 13,247,041 km (0.091 R)
• M52: 13,394,545 km (0.094 R)
• M53: 14,169,910 km (0.03 R)
• M54: 14,471,948 km (0.086 R)
• M55: 14,684,677 km (0.116 R)
• M56: 15,205,726 km (0.112 R)
• M57: 16,076,984 km (0.075 R)
• M58: 16,329,056 km (0.072 R)
• M59: 17,060,590 km (0.099 R)
• M60: 17,317,599 km (0.092 R)
• M61: 17,511,179 km (0.105 R)
• M62: 18,621,793 km (0.103 R)
• M63: 18,720,827 km (0.086 R)
• M64: 18,886,432 km (0.077 R)
• M65: 19,152,267 km (0.103 R)
• M66: 19,721,338 km (0.113 R)
• M67: 19,889,785 km (0.112 R)
• M68: 20,194,217 km (0.113 R)
• M69: 20,466,185 km (0.072 R)
• M70: 21,565,879 km (0.119 R)
• M71: 21,774,269 km (0.097 R)
• M72: 22,368,173 km (0.031 R)
• M73: 22,790,637 km (0.104 R)
• M74: 23,144,586 km (0.103 R)
• M75: 23,215,645 km (0.111 R)
• M76: 24,145,695 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.1

Radius: 14.5

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 8.91 AU - 10.61 AU

Year: 11367 Days

Day: 7.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 60,438,527 km

• M1: 233,971 km (0.079 R)
• M2: 431,739 km (0.055 R)
• M3: 816,505 km (0.1 R)
• M4: 1,260,362 km (0.114 R)
• M5: 1,440,179 km (0.045 R)
• M6: 2,245,464 km (0.112 R)
• M7: 2,579,965 km (0.067 R)
• M8: 2,812,141 km (0.057 R)
• M9: 2,960,841 km (0.105 R)
• M10: 3,235,204 km (0.063 R)
• M11: 3,328,553 km (0.098 R)
• M12: 3,614,135 km (0.089 R)
• M13: 3,941,006 km (0.037 R)
• M14: 4,041,087 km (0.05 R)
• M15: 4,175,725 km (0.069 R)
• M16: 4,346,117 km (0.118 R)
• M17: 5,123,877 km (0.036 R)
• M18: 5,380,587 km (0.11 R)
• M19: 5,716,733 km (0.083 R)
• M20: 6,059,911 km (0.06 R)
• M21: 6,766,611 km (0.056 R)
• M22: 7,334,484 km (0.115 R)
• M23: 8,044,775 km (0.042 R)
• M24: 9,040,648 km (0.083 R)
• M25: 9,665,967 km (0.1 R)
• M26: 9,983,863 km (0.099 R)
• M27: 11,481,038 km (0.063 R)
• M28: 11,721,292 km (0.108 R)
• M29: 12,897,730 km (0.107 R)
• M30: 13,652,002 km (0.087 R)
• M31: 13,855,605 km (0.089 R)
• M32: 14,836,518 km (0.117 R)
• M33: 15,150,973 km (0.082 R)
• M34: 15,946,684 km (0.095 R)
• M35: 16,268,768 km (0.107 R)
• M36: 16,756,009 km (0.082 R)
• M37: 16,919,519 km (0.115 R)
• M38: 17,083,628 km (0.094 R)
• M39: 17,193,134 km (0.119 R)
• M40: 17,303,088 km (0.038 R)
• M41: 17,800,501 km (0.102 R)
• M42: 18,752,691 km (0.094 R)
• M43: 19,435,007 km (0.101 R)
• M44: 19,606,746 km (0.106 R)
• M45: 20,648,396 km (0.038 R)
• M46: 22,604,537 km (0.052 R)
• M47: 23,208,913 km (0.113 R)
• M48: 23,696,303 km (0.081 R)
• M49: 23,818,674 km (0.103 R)
• M50: 24,991,671 km (0.048 R)
• M51: 25,679,372 km (0.039 R)
• M52: 26,057,107 km (0.117 R)
• M53: 26,373,357 km (0.109 R)
• M54: 30,798,611 km (0.11 R)
• M55: 32,346,800 km (0.114 R)
• M56: 32,959,403 km (0.059 R)
• M57: 33,096,135 km (0.119 R)
• M58: 33,233,017 km (0.072 R)
• M59: 34,542,597 km (0.1 R)
• M60: 36,857,026 km (0.044 R)
• M61: 37,069,904 km (0.043 R)
• M62: 37,212,171 km (0.058 R)
• M63: 37,425,647 km (0.08 R)
• M64: 37,568,364 km (0.116 R)
• M65: 37,711,080 km (0.059 R)
• M66: 38,787,886 km (0.105 R)
• M67: 40,239,134 km (0.067 R)
• M68: 40,604,752 km (0.054 R)
• M69: 40,751,358 km (0.057 R)
• M70: 41,044,869 km (0.102 R)
• M71: 41,560,532 km (0.107 R)
• M72: 42,523,644 km (0.091 R)
• M73: 43,045,291 km (0.059 R)
• M74: 43,569,183 km (0.054 R)
• M75: 44,245,665 km (0.102 R)
• M76: 44,925,737 km (0.071 R)
• M77: 45,381,112 km (0.054 R)
• M78: 45,914,130 km (0.03 R)
• M79: 46,372,797 km (0.088 R)
• M80: 47,912,458 km (0.077 R)
• M81: 48,766,363 km (0.098 R)
• M82: 48,922,244 km (0.097 R)
• M83: 49,939,060 km (0.114 R)
• M84: 50,804,783 km (0.05 R)
• M85: 53,111,134 km (0.101 R)
• M86: 53,512,206 km (0.049 R)
• M87: 53,833,841 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881

Radius: 13.5

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 8.61 AU - 12.17 AU

Year: 12485 Days

Day: 7.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 60,438,527 km

• M1: 169,794 km (0.107 R)
• M2: 267,780 km (0.114 R)
• M3: 465,549 km (0.069 R)
• M4: 781,948 km (0.118 R)
• M5: 1,031,627 km (0.025 R)
• M6: 1,213,089 km (0.111 R)
• M7: 1,583,045 km (0.096 R)
• M8: 1,714,541 km (0.072 R)
• M9: 2,016,878 km (0.113 R)
• M10: 2,247,858 km (0.063 R)
• M11: 2,673,314 km (0.099 R)
• M12: 2,863,453 km (0.12 R)
• M13: 2,960,392 km (0.098 R)
• M14: 3,669,337 km (0.109 R)
• M15: 3,845,862 km (0.114 R)
• M16: 4,244,241 km (0.09 R)
• M17: 4,467,142 km (0.066 R)
• M18: 5,680,381 km (0.106 R)
• M19: 5,967,908 km (0.082 R)
• M20: 6,092,672 km (0.106 R)
• M21: 7,387,592 km (0.069 R)
• M22: 7,611,540 km (0.091 R)
• M23: 7,792,254 km (0.084 R)
• M24: 7,974,614 km (0.11 R)
• M25: 8,066,168 km (0.113 R)
• M26: 8,436,422 km (0.098 R)
• M27: 8,907,057 km (0.069 R)
• M28: 9,145,666 km (0.096 R)
• M29: 9,337,899 km (0.12 R)
• M30: 9,629,017 km (0.119 R)
• M31: 10,320,009 km (0.074 R)
• M32: 10,470,205 km (0.05 R)
• M33: 10,924,983 km (0.056 R)
• M34: 11,334,731 km (0.12 R)
• M35: 11,958,854 km (0.097 R)
• M36: 12,275,253 km (0.087 R)
• M37: 12,381,169 km (0.106 R)
• M38: 13,077,995 km (0.095 R)
• M39: 13,787,538 km (0.109 R)
• M40: 14,230,497 km (0.106 R)
• M41: 14,960,086 km (0.1 R)
• M42: 15,301,020 km (0.102 R)
• M43: 16,514,408 km (0.116 R)
• M44: 16,925,802 km (0.072 R)
• M45: 17,519,257 km (0.03 R)
• M46: 19,712,063 km (0.05 R)
• M47: 20,148,440 km (0.118 R)
• M48: 21,221,655 km (0.084 R)
• M49: 21,925,812 km (0.093 R)
• M50: 22,119,242 km (0.107 R)
• M51: 22,768,048 km (0.064 R)
• M52: 25,290,118 km (0.112 R)
• M53: 25,560,741 km (0.11 R)
• M54: 27,066,144 km (0.098 R)
• M55: 30,162,671 km (0.113 R)
• M56: 30,593,513 km (0.062 R)
• M57: 32,190,919 km (0.052 R)
• M58: 34,038,752 km (0.111 R)
• M59: 35,013,232 km (0.114 R)
• M60: 38,924,020 km (0.116 R)
• M61: 39,314,769 km (0.107 R)
• M62: 39,628,476 km (0.117 R)
• M63: 42,568,373 km (0.046 R)
• M64: 44,186,573 km (0.044 R)
• M65: 44,349,486 km (0.032 R)
• M66: 44,594,228 km (0.081 R)
• M67: 44,757,738 km (0.048 R)
• M68: 46,237,560 km (0.108 R)
• M69: 46,900,428 km (0.106 R)
• M70: 47,316,311 km (0.086 R)
• M71: 47,482,963 km (0.083 R)
• M72: 48,655,361 km (0.072 R)
• M73: 48,992,106 km (0.117 R)
• M74: 49,329,599 km (0.119 R)
• M75: 49,837,334 km (0.069 R)
• M76: 50,857,891 km (0.108 R)
• M77: 51,627,871 km (0.087 R)
• M78: 52,143,385 km (0.093 R)
• M79: 53,265,967 km (0.063 R)
• M80: 53,439,501 km (0.12 R)
• M81: 54,222,197 km (0.106 R)
• M82: 55,799,108 km (0.073 R)
• M83: 59,267,086 km (0.109 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 18,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit