🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.3

Radius: 13.7

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.47 AU - 0.59 AU

Year: 262 Days

Day: 6 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,327,077 km

• M1: 175,030 km (0.074 R)
• M2: 261,347 km (0.092 R)
• M3: 397,781 km (0.115 R)
• M4: 493,075 km (0.096 R)
• M5: 693,536 km (0.096 R)
• M6: 788,830 km (0.097 R)
• M7: 926,759 km (0.105 R)
• M8: 1,018,761 km (0.103 R)
• M9: 1,120,338 km (0.092 R)
• M10: 1,338,303 km (0.071 R)
• M11: 1,430,156 km (0.117 R)
• M12: 1,602,941 km (0.093 R)
• M13: 1,719,628 km (0.095 R)
• M14: 1,942,678 km (0.108 R)
• M15: 2,163,335 km (0.114 R)
• M16: 2,260,573 km (0.116 R)
• M17: 2,476,443 km (0.078 R)
• M18: 2,574,131 km (0.054 R)
• M19: 2,721,036 km (0.077 R)
• M20: 2,852,981 km (0.106 R)
• M21: 2,946,629 km (0.096 R)
• M22: 3,050,600 km (0.045 R)
• M23: 3,197,056 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.8

Radius: 12.1

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.67 AU - 0.93 AU

Year: 485 Days

Day: 12.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,327,077 km

• M1: 158,873 km (0.086 R)
• M2: 253,120 km (0.055 R)
• M3: 335,548 km (0.109 R)
• M4: 428,000 km (0.056 R)
• M5: 531,970 km (0.109 R)
• M6: 638,633 km (0.092 R)
• M7: 716,574 km (0.095 R)
• M8: 819,647 km (0.067 R)
• M9: 935,286 km (0.069 R)
• M10: 1,047,335 km (0.092 R)
• M11: 1,132,007 km (0.066 R)
• M12: 1,224,459 km (0.116 R)
• M13: 1,329,925 km (0.11 R)
• M14: 1,409,212 km (0.112 R)
• M15: 1,487,452 km (0.053 R)
• M16: 1,748,650 km (0.073 R)
• M17: 1,836,164 km (0.083 R)
• M18: 1,931,159 km (0.054 R)
• M19: 2,009,698 km (0.11 R)
• M20: 2,095,567 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.4

Radius: 11.2

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.71 AU - 1.05 AU

Year: 560 Days

Day: 10.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 30,327,077 km

• M1: 140,921 km (0.037 R)
• M2: 224,846 km (0.109 R)
• M3: 309,668 km (0.058 R)
• M4: 388,057 km (0.109 R)
• M5: 486,941 km (0.107 R)
• M6: 604,525 km (0.107 R)
• M7: 773,421 km (0.108 R)
• M8: 914,791 km (0.057 R)
• M9: 988,992 km (0.116 R)
• M10: 1,235,379 km (0.111 R)
• M11: 1,391,709 km (0.099 R)
• M12: 1,818,362 km (0.12 R)
• M13: 2,076,418 km (0.032 R)
• M14: 2,183,082 km (0.075 R)
• M15: 2,298,422 km (0.086 R)
• M16: 2,436,800 km (0.073 R)
• M17: 2,549,447 km (0.117 R)
• M18: 2,743,775 km (0.118 R)
• M19: 2,817,078 km (0.067 R)
• M20: 3,048,356 km (0.064 R)
• M21: 3,124,202 km (0.085 R)
• M22: 3,200,796 km (0.102 R)
• M23: 3,379,416 km (0.044 R)
• M24: 3,489,819 km (0.099 R)
• M25: 3,738,600 km (0.102 R)
• M26: 3,893,883 km (0.101 R)
• M27: 3,976,611 km (0.074 R)
• M28: 4,152,089 km (0.111 R)
• M29: 4,330,110 km (0.114 R)
• M30: 4,467,441 km (0.048 R)
• M31: 4,906,212 km (0.067 R)
• M32: 4,986,695 km (0.034 R)
• M33: 5,185,361 km (0.04 R)
• M34: 5,497,423 km (0.11 R)
• M35: 5,740,220 km (0.112 R)
• M36: 5,844,041 km (0.072 R)
• M37: 6,043,904 km (0.096 R)
• M38: 6,323,801 km (0.094 R)
• M39: 6,401,742 km (0.09 R)
• M40: 6,489,855 km (0.099 R)
• M41: 6,687,025 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228

Radius: 9.8

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.39 AU - 1.93 AU

Year: 1451 Days

Day: 7.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 30,327,077 km

• M1: 122,221 km (0.062 R)
• M2: 241,750 km (0.072 R)
• M3: 326,572 km (0.025 R)
• M4: 429,795 km (0.102 R)
• M5: 512,223 km (0.057 R)
• M6: 595,848 km (0.086 R)
• M7: 728,392 km (0.086 R)
• M8: 889,210 km (0.069 R)
• M9: 1,017,714 km (0.076 R)
• M10: 1,185,862 km (0.099 R)
• M11: 1,273,377 km (0.06 R)
• M12: 1,448,257 km (0.099 R)
• M13: 1,579,155 km (0.093 R)
• M14: 1,668,615 km (0.069 R)
• M15: 1,798,466 km (0.115 R)
• M16: 2,068,340 km (0.046 R)
• M17: 2,150,170 km (0.12 R)
• M18: 2,488,860 km (0.101 R)
• M19: 2,549,896 km (0.05 R)
• M20: 2,890,081 km (0.081 R)
• M21: 3,168,932 km (0.109 R)
• M22: 3,263,777 km (0.059 R)
• M23: 3,378,967 km (0.057 R)
• M24: 3,456,608 km (0.088 R)
• M25: 3,623,260 km (0.081 R)
• M26: 3,772,709 km (0.11 R)
• M27: 3,883,561 km (0.098 R)
• M28: 4,149,995 km (0.061 R)
• M29: 4,243,643 km (0.074 R)
• M30: 4,327,567 km (0.103 R)
• M31: 4,496,912 km (0.07 R)
• M32: 4,593,103 km (0.105 R)
• M33: 4,820,343 km (0.096 R)
• M34: 4,896,937 km (0.11 R)
• M35: 4,962,909 km (0.038 R)
• M36: 5,095,752 km (0.084 R)
• M37: 5,173,693 km (0.098 R)
• M38: 5,252,232 km (0.114 R)
• M39: 5,319,700 km (0.114 R)
• M40: 5,467,054 km (0.092 R)
• M41: 5,638,793 km (0.068 R)
• M42: 5,800,807 km (0.045 R)
• M43: 5,917,344 km (0.115 R)
• M44: 6,011,291 km (0.115 R)
• M45: 6,129,174 km (0.092 R)
• M46: 6,200,383 km (0.086 R)
• M47: 6,295,826 km (0.082 R)
• M48: 6,475,942 km (0.101 R)
• M49: 6,596,967 km (0.099 R)
• M50: 6,730,857 km (0.097 R)
• M51: 7,051,296 km (0.048 R)
• M52: 7,113,379 km (0.109 R)
• M53: 7,275,992 km (0.069 R)
• M54: 7,809,607 km (0.092 R)
• M55: 7,990,172 km (0.075 R)
• M56: 8,606,964 km (0.119 R)
• M57: 8,753,570 km (0.093 R)
• M58: 8,887,460 km (0.09 R)
• M59: 9,103,180 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.3

Radius: 8.9

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.53 AU - 2.45 AU

Year: 1904 Days

Day: 11.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 30,327,077 km

• M1: 124,166 km (0.049 R)
• M2: 188,643 km (0.077 R)
• M3: 276,606 km (0.069 R)
• M4: 384,317 km (0.11 R)
• M5: 494,870 km (0.083 R)
• M6: 565,480 km (0.037 R)
• M7: 639,830 km (0.117 R)
• M8: 709,991 km (0.084 R)
• M9: 774,767 km (0.115 R)
• M10: 1,522,009 km (0.115 R)
• M11: 1,672,803 km (0.04 R)
• M12: 1,794,726 km (0.089 R)
• M13: 2,190,562 km (0.06 R)
• M14: 2,336,719 km (0.082 R)
• M15: 2,549,447 km (0.066 R)
• M16: 2,834,132 km (0.111 R)
• M17: 2,993,753 km (0.113 R)
• M18: 3,129,139 km (0.083 R)
• M19: 3,238,794 km (0.106 R)
• M20: 3,448,081 km (0.117 R)
• M21: 3,533,053 km (0.048 R)
• M22: 3,590,199 km (0.108 R)
• M23: 3,763,134 km (0.117 R)
• M24: 4,222,849 km (0.1 R)
• M25: 4,590,859 km (0.092 R)
• M26: 4,842,034 km (0.113 R)
• M27: 5,374,453 km (0.099 R)
• M28: 5,506,249 km (0.052 R)
• M29: 5,605,881 km (0.038 R)
• M30: 5,806,941 km (0.11 R)
• M31: 5,942,177 km (0.076 R)
• M32: 6,010,244 km (0.109 R)
• M33: 6,130,072 km (0.115 R)
• M34: 6,511,696 km (0.109 R)
• M35: 6,776,185 km (0.111 R)
• M36: 7,152,573 km (0.052 R)
• M37: 7,261,481 km (0.079 R)
• M38: 7,591,194 km (0.064 R)
• M39: 7,832,346 km (0.053 R)
• M40: 8,076,041 km (0.114 R)
• M41: 8,189,436 km (0.045 R)
• M42: 8,705,998 km (0.098 R)
• M43: 9,017,161 km (0.093 R)
• M44: 9,174,089 km (0.056 R)
• M45: 9,530,581 km (0.088 R)
• M46: 9,770,686 km (0.075 R)
• M47: 9,972,344 km (0.083 R)
• M48: 10,134,657 km (0.11 R)
• M49: 10,236,533 km (0.084 R)
• M50: 10,461,977 km (0.056 R)
• M51: 10,813,532 km (0.09 R)
• M52: 10,917,653 km (0.097 R)
• M53: 11,064,109 km (0.067 R)
• M54: 11,232,107 km (0.099 R)
• M55: 11,570,797 km (0.116 R)
• M56: 12,085,264 km (0.086 R)
• M57: 12,236,657 km (0.074 R)
• M58: 12,366,957 km (0.119 R)
• M59: 12,672,884 km (0.074 R)
• M60: 12,892,793 km (0.052 R)
• M61: 13,114,049 km (0.093 R)
• M62: 13,336,650 km (0.049 R)
• M63: 13,493,130 km (0.074 R)
• M64: 13,672,797 km (0.052 R)
• M65: 13,830,622 km (0.058 R)
• M66: 13,943,718 km (0.116 R)
• M67: 14,079,852 km (0.119 R)
• M68: 14,239,174 km (0.114 R)
• M69: 14,628,877 km (0.109 R)
• M70: 14,697,991 km (0.082 R)
• M71: 15,161,445 km (0.057 R)
• M72: 15,254,794 km (0.076 R)
• M73: 15,395,117 km (0.09 R)
• M74: 15,700,446 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86

Radius: 8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.41 AU - 2.81 AU

Year: 2860 Days

Day: 6.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 30,327,077 km

• M1: 111,450 km (0.069 R)
• M2: 185,202 km (0.116 R)
• M3: 251,175 km (0.096 R)
• M4: 346,169 km (0.106 R)
• M5: 411,245 km (0.101 R)
• M6: 528,380 km (0.08 R)
• M7: 634,295 km (0.098 R)
• M8: 887,564 km (0.119 R)
• M9: 1,085,482 km (0.051 R)
• M10: 1,142,629 km (0.08 R)
• M11: 1,260,063 km (0.084 R)
• M12: 1,483,412 km (0.108 R)
• M13: 1,563,298 km (0.102 R)
• M14: 1,829,133 km (0.108 R)
• M15: 1,941,182 km (0.063 R)
• M16: 2,091,378 km (0.091 R)
• M17: 2,190,562 km (0.063 R)
• M18: 2,469,113 km (0.095 R)
• M19: 2,603,003 km (0.102 R)
• M20: 2,749,310 km (0.086 R)
• M21: 2,808,550 km (0.058 R)
• M22: 2,868,240 km (0.113 R)
• M23: 2,938,401 km (0.091 R)
• M24: 2,988,816 km (0.052 R)
• M25: 3,445,688 km (0.101 R)
• M26: 3,649,739 km (0.072 R)
• M27: 3,846,760 km (0.102 R)
• M28: 4,137,428 km (0.114 R)
• M29: 4,297,049 km (0.088 R)
• M30: 4,493,471 km (0.102 R)
• M31: 4,586,970 km (0.096 R)
• M32: 4,835,452 km (0.119 R)
• M33: 5,185,960 km (0.073 R)
• M34: 5,357,997 km (0.073 R)
• M35: 5,544,546 km (0.032 R)
• M36: 5,632,360 km (0.117 R)
• M37: 5,873,063 km (0.103 R)
• M38: 5,949,657 km (0.094 R)
• M39: 6,168,818 km (0.077 R)
• M40: 6,246,758 km (0.093 R)
• M41: 6,482,674 km (0.099 R)
• M42: 6,561,961 km (0.025 R)
• M43: 6,668,325 km (0.115 R)
• M44: 6,721,582 km (0.092 R)
• M45: 7,414,070 km (0.114 R)
• M46: 7,608,099 km (0.083 R)
• M47: 8,171,784 km (0.106 R)
• M48: 8,792,764 km (0.077 R)
• M49: 8,851,257 km (0.091 R)
• M50: 8,968,841 km (0.051 R)
• M51: 9,488,843 km (0.119 R)
• M52: 10,233,242 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.1

Radius: 7.7

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.52 AU - 5.78 AU

Year: 9109 Days

Day: 23.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 30,327,077 km

• M1: 201,209 km (0.063 R)
• M2: 260,749 km (0.094 R)
• M3: 346,768 km (0.101 R)
• M4: 818,600 km (0.088 R)
• M5: 871,557 km (0.116 R)
• M6: 994,975 km (0.069 R)
• M7: 1,168,808 km (0.104 R)
• M8: 1,747,752 km (0.07 R)
• M9: 2,030,492 km (0.031 R)
• M10: 3,025,916 km (0.106 R)
• M11: 3,109,541 km (0.098 R)
• M12: 3,215,307 km (0.079 R)
• M13: 3,739,498 km (0.109 R)
• M14: 4,057,543 km (0.087 R)
• M15: 4,173,182 km (0.09 R)
• M16: 4,266,531 km (0.109 R)
• M17: 4,695,428 km (0.082 R)
• M18: 4,841,436 km (0.102 R)
• M19: 4,964,256 km (0.066 R)
• M20: 5,038,456 km (0.1 R)
• M21: 5,338,998 km (0.08 R)
• M22: 5,593,913 km (0.098 R)
• M23: 6,355,516 km (0.067 R)
• M24: 6,436,149 km (0.059 R)
• M25: 8,119,574 km (0.103 R)
• M26: 8,560,738 km (0.057 R)
• M27: 8,649,898 km (0.101 R)
• M28: 8,769,128 km (0.057 R)
• M29: 8,829,117 km (0.028 R)
• M30: 9,496,772 km (0.096 R)
• M31: 9,899,041 km (0.066 R)
• M32: 10,465,119 km (0.107 R)
• M33: 10,560,413 km (0.118 R)
• M34: 10,977,043 km (0.106 R)
• M35: 11,073,982 km (0.094 R)
• M36: 11,236,146 km (0.063 R)
• M37: 12,292,607 km (0.08 R)
• M38: 12,866,614 km (0.085 R)
• M39: 13,037,155 km (0.069 R)
• M40: 13,553,118 km (0.115 R)
• M41: 13,761,359 km (0.107 R)
• M42: 14,110,969 km (0.047 R)
• M43: 14,463,272 km (0.113 R)
• M44: 14,782,962 km (0.071 R)
• M45: 15,938,456 km (0.107 R)
• M46: 16,048,261 km (0.092 R)
• M47: 16,268,619 km (0.1 R)
• M48: 16,489,874 km (0.079 R)
• M49: 17,574,010 km (0.108 R)
• M50: 17,839,097 km (0.06 R)
• M51: 18,143,679 km (0.11 R)
• M52: 18,603,842 km (0.111 R)
• M53: 18,912,612 km (0.098 R)
• M54: 19,184,281 km (0.025 R)
• M55: 19,301,117 km (0.111 R)
• M56: 19,379,207 km (0.099 R)
• M57: 19,888,887 km (0.07 R)
• M58: 20,363,262 km (0.066 R)
• M59: 20,482,492 km (0.098 R)
• M60: 20,641,664 km (0.087 R)
• M61: 21,162,115 km (0.11 R)
• M62: 21,242,598 km (0.069 R)
• M63: 21,484,648 km (0.102 R)
• M64: 21,687,054 km (0.11 R)
• M65: 21,889,908 km (0.076 R)
• M66: 22,134,351 km (0.068 R)
• M67: 22,625,930 km (0.09 R)
• M68: 22,831,777 km (0.118 R)
• M69: 23,245,415 km (0.057 R)
• M70: 23,954,359 km (0.042 R)
• M71: 25,094,594 km (0.039 R)
• M72: 25,821,789 km (0.031 R)
• M73: 26,166,313 km (0.054 R)
• M74: 26,382,332 km (0.107 R)
• M75: 26,512,333 km (0.056 R)
• M76: 26,685,867 km (0.109 R)
• M77: 26,990,597 km (0.04 R)
• M78: 27,911,672 km (0.098 R)
• M79: 28,265,321 km (0.049 R)
• M80: 29,155,727 km (0.083 R)
• M81: 29,334,946 km (0.112 R)
• M82: 29,649,400 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 14,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit