🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.46 AU - 0.62 AU

Year: 152 Days

Day: 33.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.53 AU - 0.57 AU

Year: 156 Days

Day: 21.7 Hours

Environment

Temp: 194 °C

Axial Tilt: 48.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.57 AU - 0.75 AU

Year: 205 Days

Day: 19.3 Hours

Environment

Temp: 119 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.98 AU - 1.16 AU

Year: 424 Days

Day: 15.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.34 AU - 3.68 AU

Year: 2518 Days

Day: 16.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.8

Radius: 13.7

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.85 AU - 6.15 AU

Year: 4281 Days

Day: 7.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 40,754,834 km

• M1: 178,470 km (0.045 R)
• M2: 354,098 km (0.092 R)
• M3: 450,738 km (0.119 R)
• M4: 586,723 km (0.101 R)
• M5: 770,130 km (0.049 R)
• M6: 1,335,311 km (0.034 R)
• M7: 1,451,997 km (0.091 R)
• M8: 1,545,346 km (0.025 R)
• M9: 1,866,682 km (0.096 R)
• M10: 2,043,058 km (0.104 R)
• M11: 2,133,415 km (0.119 R)
• M12: 2,287,202 km (0.1 R)
• M13: 2,460,735 km (0.09 R)
• M14: 2,888,436 km (0.091 R)
• M15: 3,286,665 km (0.053 R)
• M16: 3,393,478 km (0.091 R)
• M17: 3,574,192 km (0.091 R)
• M18: 4,002,192 km (0.055 R)
• M19: 4,135,633 km (0.081 R)
• M20: 4,446,647 km (0.095 R)
• M21: 5,215,730 km (0.084 R)
• M22: 6,004,260 km (0.068 R)
• M23: 6,091,625 km (0.064 R)
• M24: 6,201,729 km (0.104 R)
• M25: 6,401,293 km (0.059 R)
• M26: 6,625,690 km (0.073 R)
• M27: 7,059,374 km (0.092 R)
• M28: 7,502,184 km (0.11 R)
• M29: 8,341,727 km (0.041 R)
• M30: 8,562,384 km (0.115 R)
• M31: 8,834,801 km (0.067 R)
• M32: 9,337,600 km (0.064 R)
• M33: 9,515,771 km (0.116 R)
• M34: 9,849,673 km (0.072 R)
• M35: 10,109,076 km (0.068 R)
• M36: 10,239,675 km (0.066 R)
• M37: 10,581,955 km (0.114 R)
• M38: 10,927,825 km (0.09 R)
• M39: 11,905,447 km (0.114 R)
• M40: 13,309,423 km (0.091 R)
• M41: 13,424,015 km (0.054 R)
• M42: 13,567,779 km (0.048 R)
• M43: 13,769,736 km (0.079 R)
• M44: 14,060,105 km (0.115 R)
• M45: 14,323,248 km (0.107 R)
• M46: 14,617,507 km (0.097 R)
• M47: 14,943,481 km (0.063 R)
• M48: 15,182,090 km (0.039 R)
• M49: 15,602,609 km (0.083 R)
• M50: 15,723,484 km (0.096 R)
• M51: 15,814,290 km (0.11 R)
• M52: 15,996,650 km (0.055 R)
• M53: 16,149,090 km (0.117 R)
• M54: 16,363,314 km (0.087 R)
• M55: 16,670,888 km (0.058 R)
• M56: 16,825,422 km (0.114 R)
• M57: 17,011,522 km (0.056 R)
• M58: 17,292,018 km (0.038 R)
• M59: 17,479,763 km (0.038 R)
• M60: 17,762,802 km (0.05 R)
• M61: 18,078,903 km (0.057 R)
• M62: 18,460,826 km (0.096 R)
• M63: 18,813,279 km (0.107 R)
• M64: 19,167,975 km (0.092 R)
• M65: 19,265,214 km (0.112 R)
• M66: 19,655,215 km (0.092 R)
• M67: 20,245,379 km (0.054 R)
• M68: 20,509,569 km (0.099 R)
• M69: 20,941,159 km (0.056 R)
• M70: 21,107,960 km (0.056 R)
• M71: 21,813,614 km (0.06 R)
• M72: 22,561,004 km (0.043 R)
• M73: 22,731,995 km (0.063 R)
• M74: 23,006,657 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.7

Radius: 11.2

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.75 AU - 7.79 AU

Year: 6011 Days

Day: 5 Hours

Environment

Temp: -158 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 40,754,834 km

• M1: 144,661 km (0.094 R)
• M2: 307,124 km (0.117 R)
• M3: 522,246 km (0.111 R)
• M4: 614,099 km (0.103 R)
• M5: 712,086 km (0.053 R)
• M6: 1,145,471 km (0.071 R)
• M7: 1,415,495 km (0.107 R)
• M8: 1,849,478 km (0.092 R)
• M9: 1,922,781 km (0.098 R)
• M10: 2,072,529 km (0.1 R)
• M11: 2,363,646 km (0.077 R)
• M12: 3,181,498 km (0.066 R)
• M13: 3,292,350 km (0.101 R)
• M14: 3,427,138 km (0.071 R)
• M15: 3,632,835 km (0.036 R)
• M16: 3,984,838 km (0.057 R)
• M17: 4,323,378 km (0.116 R)
• M18: 4,595,796 km (0.105 R)
• M19: 4,899,629 km (0.115 R)
• M20: 5,002,403 km (0.037 R)
• M21: 5,473,636 km (0.095 R)
• M22: 5,687,711 km (0.045 R)
• M23: 6,402,490 km (0.1 R)
• M24: 6,599,959 km (0.059 R)
• M25: 7,029,604 km (0.097 R)
• M26: 7,233,207 km (0.1 R)
• M27: 7,795,844 km (0.077 R)
• M28: 7,885,902 km (0.112 R)
• M29: 8,097,583 km (0.09 R)
• M30: 8,464,846 km (0.041 R)
• M31: 8,775,112 km (0.12 R)
• M32: 9,057,553 km (0.117 R)
• M33: 9,311,121 km (0.099 R)
• M34: 9,535,069 km (0.074 R)
• M35: 9,792,976 km (0.077 R)
• M36: 10,481,276 km (0.089 R)
• M37: 10,881,600 km (0.091 R)
• M38: 11,117,366 km (0.07 R)
• M39: 11,389,035 km (0.098 R)
• M40: 11,594,134 km (0.103 R)
• M41: 11,973,514 km (0.039 R)
• M42: 12,077,634 km (0.074 R)
• M43: 12,217,060 km (0.107 R)
• M44: 12,603,022 km (0.087 R)
• M45: 13,639,885 km (0.089 R)
• M46: 14,592,674 km (0.089 R)
• M47: 16,561,980 km (0.111 R)
• M48: 16,872,246 km (0.087 R)
• M49: 17,223,652 km (0.116 R)
• M50: 17,459,418 km (0.094 R)
• M51: 17,854,506 km (0.117 R)
• M52: 18,452,748 km (0.069 R)
• M53: 18,573,174 km (0.096 R)
• M54: 18,774,533 km (0.082 R)
• M55: 18,895,557 km (0.072 R)
• M56: 19,098,113 km (0.081 R)
• M57: 19,709,819 km (0.12 R)
• M58: 20,328,107 km (0.113 R)
• M59: 20,452,422 km (0.102 R)
• M60: 20,827,165 km (0.102 R)
• M61: 21,922,521 km (0.112 R)
• M62: 22,263,305 km (0.067 R)
• M63: 23,123,044 km (0.085 R)
• M64: 23,252,895 km (0.061 R)
• M65: 23,557,027 km (0.114 R)
• M66: 23,774,991 km (0.082 R)
• M67: 23,993,554 km (0.117 R)
• M68: 24,081,218 km (0.119 R)
• M69: 24,169,032 km (0.117 R)
• M70: 24,609,299 km (0.093 R)
• M71: 25,498,059 km (0.092 R)
• M72: 26,261,757 km (0.083 R)
• M73: 26,352,114 km (0.102 R)
• M74: 26,623,634 km (0.111 R)
• M75: 27,535,882 km (0.104 R)
• M76: 27,903,593 km (0.102 R)
• M77: 28,411,927 km (0.106 R)
• M78: 28,551,053 km (0.039 R)
• M79: 28,830,053 km (0.098 R)
• M80: 30,523,052 km (0.034 R)
• M81: 31,094,516 km (0.039 R)
• M82: 31,429,465 km (0.086 R)
• M83: 31,958,294 km (0.073 R)
• M84: 32,199,595 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.2

Radius: 14.2

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.9 AU - 7.34 AU

Year: 6522 Days

Day: 5.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 40,754,834 km

• M1: 314,754 km (0.117 R)
• M2: 469,887 km (0.08 R)
• M3: 863,329 km (0.094 R)
• M4: 1,022,651 km (0.067 R)
• M5: 1,227,899 km (0.086 R)
• M6: 1,317,808 km (0.113 R)
• M7: 1,428,809 km (0.086 R)
• M8: 1,700,778 km (0.083 R)
• M9: 1,863,989 km (0.083 R)
• M10: 1,989,951 km (0.067 R)
• M11: 2,592,980 km (0.106 R)
• M12: 2,687,077 km (0.111 R)
• M13: 3,327,505 km (0.109 R)
• M14: 3,638,968 km (0.106 R)
• M15: 3,905,851 km (0.082 R)
• M16: 4,014,459 km (0.031 R)
• M17: 4,402,665 km (0.033 R)
• M18: 5,517,319 km (0.08 R)
• M19: 5,639,690 km (0.066 R)
• M20: 5,731,992 km (0.081 R)
• M21: 6,232,995 km (0.036 R)
• M22: 7,479,295 km (0.066 R)
• M23: 8,061,530 km (0.117 R)
• M24: 8,481,451 km (0.099 R)
• M25: 8,622,971 km (0.093 R)
• M26: 8,729,634 km (0.11 R)
• M27: 9,197,127 km (0.119 R)
• M28: 9,709,799 km (0.079 R)
• M29: 10,044,151 km (0.119 R)
• M30: 10,194,048 km (0.055 R)
• M31: 10,306,994 km (0.112 R)
• M32: 10,954,753 km (0.1 R)
• M33: 11,655,021 km (0.084 R)
• M34: 11,931,178 km (0.1 R)
• M35: 12,129,844 km (0.094 R)
• M36: 12,369,799 km (0.098 R)
• M37: 12,935,578 km (0.064 R)
• M38: 13,057,949 km (0.066 R)
• M39: 14,471,500 km (0.119 R)
• M40: 14,725,966 km (0.081 R)
• M41: 15,110,582 km (0.097 R)
• M42: 15,541,723 km (0.082 R)
• M43: 16,548,816 km (0.073 R)
• M44: 16,993,271 km (0.098 R)
• M45: 17,667,509 km (0.117 R)
• M46: 18,672,058 km (0.062 R)
• M47: 18,810,436 km (0.083 R)
• M48: 19,227,814 km (0.111 R)
• M49: 19,695,008 km (0.106 R)
• M50: 19,977,300 km (0.045 R)
• M51: 20,213,515 km (0.088 R)
• M52: 20,975,566 km (0.057 R)
• M53: 21,941,370 km (0.071 R)
• M54: 23,119,453 km (0.086 R)
• M55: 23,966,327 km (0.106 R)
• M56: 26,101,986 km (0.054 R)
• M57: 26,775,476 km (0.099 R)
• M58: 27,717,194 km (0.098 R)
• M59: 27,822,511 km (0.113 R)
• M60: 28,033,594 km (0.063 R)
• M61: 28,192,168 km (0.026 R)
• M62: 29,633,244 km (0.107 R)
• M63: 30,335,755 km (0.106 R)
• M64: 31,811,987 km (0.106 R)
• M65: 32,087,995 km (0.085 R)
• M66: 32,753,556 km (0.106 R)
• M67: 34,154,839 km (0.057 R)
• M68: 34,664,071 km (0.109 R)
• M69: 35,461,278 km (0.088 R)
• M70: 35,632,866 km (0.043 R)
• M71: 35,804,754 km (0.112 R)
• M72: 36,494,999 km (0.036 R)
• M73: 37,538,743 km (0.072 R)
• M74: 38,064,281 km (0.117 R)
• M75: 38,592,211 km (0.115 R)
• M76: 39,063,594 km (0.04 R)
• M77: 39,181,777 km (0.074 R)
• M78: 39,477,681 km (0.058 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.7

Radius: 14.2

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.56 AU - 8.58 AU

Year: 7198 Days

Day: 5.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 146.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 40,754,834 km

• M1: 489,185 km (0.107 R)
• M2: 603,328 km (0.058 R)
• M3: 1,043,595 km (0.104 R)
• M4: 1,327,382 km (0.049 R)
• M5: 1,636,900 km (0.105 R)
• M6: 2,211,805 km (0.099 R)
• M7: 2,676,755 km (0.082 R)
• M8: 2,822,463 km (0.026 R)
• M9: 3,071,244 km (0.086 R)
• M10: 3,537,242 km (0.096 R)
• M11: 3,643,905 km (0.112 R)
• M12: 3,833,296 km (0.114 R)
• M13: 4,109,603 km (0.08 R)
• M14: 4,221,951 km (0.063 R)
• M15: 4,565,278 km (0.097 R)
• M16: 5,556,215 km (0.083 R)
• M17: 5,680,830 km (0.06 R)
• M18: 5,774,927 km (0.085 R)
• M19: 7,078,971 km (0.052 R)
• M20: 7,591,045 km (0.094 R)
• M21: 8,009,320 km (0.087 R)
• M22: 8,292,360 km (0.091 R)
• M23: 8,795,756 km (0.118 R)
• M24: 9,087,921 km (0.107 R)
• M25: 9,757,072 km (0.092 R)
• M26: 9,945,865 km (0.068 R)
• M27: 10,288,594 km (0.088 R)
• M28: 10,946,675 km (0.102 R)
• M29: 11,498,840 km (0.111 R)
• M30: 11,738,347 km (0.099 R)
• M31: 12,019,890 km (0.114 R)
• M32: 12,548,569 km (0.098 R)
• M33: 12,795,255 km (0.106 R)
• M34: 13,967,355 km (0.092 R)
• M35: 15,173,562 km (0.119 R)
• M36: 15,922,300 km (0.09 R)
• M37: 16,011,161 km (0.105 R)
• M38: 16,100,172 km (0.093 R)
• M39: 16,234,062 km (0.072 R)
• M40: 16,323,521 km (0.087 R)
• M41: 17,045,032 km (0.078 R)
• M42: 17,272,720 km (0.092 R)
• M43: 18,007,993 km (0.117 R)
• M44: 18,193,345 km (0.077 R)
• M45: 19,271,946 km (0.088 R)
• M46: 19,366,641 km (0.028 R)
• M47: 20,758,201 km (0.106 R)
• M48: 21,539,700 km (0.099 R)
• M49: 22,033,074 km (0.109 R)
• M50: 22,629,969 km (0.096 R)
• M51: 23,890,780 km (0.083 R)
• M52: 24,761,140 km (0.115 R)
• M53: 27,221,128 km (0.037 R)
• M54: 27,380,749 km (0.064 R)
• M55: 27,915,262 km (0.07 R)
• M56: 28,723,390 km (0.093 R)
• M57: 29,430,090 km (0.088 R)
• M58: 30,805,044 km (0.119 R)
• M59: 31,082,548 km (0.102 R)
• M60: 32,032,345 km (0.059 R)
• M61: 32,369,838 km (0.103 R)
• M62: 33,048,414 km (0.102 R)
• M63: 33,332,500 km (0.085 R)
• M64: 33,446,344 km (0.076 R)
• M65: 34,534,519 km (0.11 R)
• M66: 35,054,072 km (0.098 R)
• M67: 35,285,949 km (0.077 R)
• M68: 35,518,125 km (0.11 R)
• M69: 35,634,512 km (0.049 R)
• M70: 35,809,242 km (0.085 R)
• M71: 36,276,436 km (0.095 R)
• M72: 36,687,083 km (0.095 R)
• M73: 36,863,459 km (0.073 R)
• M74: 36,981,192 km (0.084 R)
• M75: 37,394,381 km (0.1 R)
• M76: 38,046,778 km (0.113 R)
• M77: 38,523,696 km (0.087 R)
• M78: 38,762,903 km (0.114 R)
• M79: 39,664,230 km (0.105 R)
• M80: 40,147,730 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 13,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit