🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.55 AU - 0.85 AU

Year: 217 Days

Day: 16.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.7 AU - 0.9 AU

Year: 265 Days

Day: 44.4 Hours

Environment

Temp: 102 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.69 AU - 0.99 AU

Year: 286 Days

Day: 15.6 Hours

Environment

Temp: 141 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,594,245 km

• M1: 525,537 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.91 AU - 1.21 AU

Year: 405 Days

Day: 13.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 67.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.76 AU - 2.06 AU

Year: 979 Days

Day: 18 Hours

Environment

Temp: -61 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,594,245 km

• M1: 888,761 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.6

Radius: 9.3

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.7 AU - 8.92 AU

Year: 7330 Days

Day: 14.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 56,594,245 km

• M1: 152,440 km (0.086 R)
• M2: 317,596 km (0.103 R)
• M3: 410,048 km (0.042 R)
• M4: 702,212 km (0.084 R)
• M5: 813,513 km (0.119 R)
• M6: 1,000,959 km (0.05 R)
• M7: 1,260,063 km (0.069 R)
• M8: 1,338,153 km (0.079 R)
• M9: 1,666,819 km (0.105 R)
• M10: 1,774,680 km (0.093 R)
• M11: 1,952,402 km (0.119 R)
• M12: 2,020,469 km (0.095 R)
• M13: 2,112,621 km (0.088 R)
• M14: 2,848,343 km (0.051 R)
• M15: 3,244,030 km (0.11 R)
• M16: 3,379,865 km (0.097 R)
• M17: 3,855,736 km (0.06 R)
• M18: 4,352,849 km (0.109 R)
• M19: 4,412,539 km (0.07 R)
• M20: 4,715,774 km (0.12 R)
• M21: 4,870,009 km (0.032 R)
• M22: 5,633,257 km (0.1 R)
• M23: 6,230,003 km (0.11 R)
• M24: 7,269,110 km (0.08 R)
• M25: 7,591,194 km (0.1 R)
• M26: 8,212,474 km (0.104 R)
• M27: 8,623,120 km (0.118 R)
• M28: 8,850,060 km (0.115 R)
• M29: 9,117,242 km (0.12 R)
• M30: 9,193,986 km (0.077 R)
• M31: 9,698,580 km (0.072 R)
• M32: 10,653,912 km (0.062 R)
• M33: 11,019,828 km (0.09 R)
• M34: 11,307,355 km (0.083 R)
• M35: 12,567,268 km (0.097 R)
• M36: 13,040,297 km (0.085 R)
• M37: 13,170,297 km (0.112 R)
• M38: 13,606,974 km (0.09 R)
• M39: 13,915,444 km (0.066 R)
• M40: 14,404,779 km (0.114 R)
• M41: 15,446,130 km (0.081 R)
• M42: 15,629,836 km (0.116 R)
• M43: 16,371,393 km (0.12 R)
• M44: 16,605,513 km (0.046 R)
• M45: 18,275,325 km (0.112 R)
• M46: 18,713,198 km (0.056 R)
• M47: 19,997,795 km (0.062 R)
• M48: 20,600,225 km (0.087 R)
• M49: 21,005,187 km (0.075 R)
• M50: 21,157,776 km (0.067 R)
• M51: 21,464,003 km (0.101 R)
• M52: 21,977,573 km (0.079 R)
• M53: 22,443,271 km (0.057 R)
• M54: 22,547,092 km (0.036 R)
• M55: 23,489,708 km (0.107 R)
• M56: 23,859,813 km (0.042 R)
• M57: 24,391,783 km (0.111 R)
• M58: 24,981,348 km (0.085 R)
• M59: 26,668,364 km (0.092 R)
• M60: 27,054,476 km (0.116 R)
• M61: 27,275,881 km (0.07 R)
• M62: 27,776,285 km (0.114 R)
• M63: 28,279,682 km (0.1 R)
• M64: 28,391,881 km (0.111 R)
• M65: 28,673,274 km (0.09 R)
• M66: 29,125,359 km (0.102 R)
• M67: 29,409,146 km (0.115 R)
• M68: 29,579,837 km (0.079 R)
• M69: 29,807,974 km (0.116 R)
• M70: 30,726,206 km (0.112 R)
• M71: 30,899,440 km (0.071 R)
• M72: 32,885,053 km (0.114 R)
• M73: 33,062,326 km (0.108 R)
• M74: 33,893,342 km (0.113 R)
• M75: 35,879,404 km (0.041 R)
• M76: 36,549,752 km (0.117 R)
• M77: 38,959,624 km (0.118 R)
• M78: 39,084,688 km (0.113 R)
• M79: 39,334,965 km (0.089 R)
• M80: 40,026,107 km (0.099 R)
• M81: 40,215,348 km (0.101 R)
• M82: 40,784,718 km (0.102 R)
• M83: 42,895,245 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.6

Radius: 14.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.42 AU - 10.62 AU

Year: 11763 Days

Day: 8.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 56,594,245 km

• M1: 640,578 km (0.077 R)
• M2: 845,826 km (0.036 R)
• M3: 1,475,484 km (0.12 R)
• M4: 1,922,781 km (0.109 R)
• M5: 2,113,818 km (0.101 R)
• M6: 2,853,729 km (0.059 R)
• M7: 2,984,777 km (0.053 R)
• M8: 3,095,479 km (0.111 R)
• M9: 3,435,964 km (0.079 R)
• M10: 4,302,734 km (0.075 R)
• M11: 4,453,678 km (0.1 R)
• M12: 4,735,221 km (0.09 R)
• M13: 4,865,072 km (0.057 R)
• M14: 5,807,689 km (0.116 R)
• M15: 5,919,139 km (0.119 R)
• M16: 6,486,713 km (0.074 R)
• M17: 6,865,046 km (0.047 R)
• M18: 7,161,100 km (0.057 R)
• M19: 7,340,768 km (0.089 R)
• M20: 7,582,667 km (0.069 R)
• M21: 7,796,592 km (0.07 R)
• M22: 8,387,205 km (0.029 R)
• M23: 9,776,819 km (0.12 R)
• M24: 9,909,812 km (0.113 R)
• M25: 10,244,761 km (0.118 R)
• M26: 11,167,780 km (0.089 R)
• M27: 12,801,389 km (0.096 R)
• M28: 13,093,105 km (0.099 R)
• M29: 13,571,968 km (0.08 R)
• M30: 13,757,619 km (0.058 R)
• M31: 14,056,366 km (0.067 R)
• M32: 14,395,205 km (0.032 R)
• M33: 14,889,476 km (0.107 R)
• M34: 15,080,961 km (0.114 R)
• M35: 17,281,995 km (0.111 R)
• M36: 18,051,377 km (0.041 R)
• M37: 19,330,738 km (0.055 R)
• M38: 21,024,634 km (0.052 R)
• M39: 21,585,327 km (0.102 R)
• M40: 22,986,461 km (0.109 R)
• M41: 24,552,601 km (0.098 R)
• M42: 28,070,245 km (0.114 R)
• M43: 29,357,535 km (0.118 R)
• M44: 32,833,741 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.2

Radius: 12.3

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 10.08 AU - 10.26 AU

Year: 12028 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 56,594,245 km

• M1: 540,497 km (0.071 R)
• M2: 644,318 km (0.106 R)
• M3: 736,919 km (0.1 R)
• M4: 834,607 km (0.069 R)
• M5: 1,044,642 km (0.062 R)
• M6: 1,272,629 km (0.104 R)
• M7: 1,517,371 km (0.094 R)
• M8: 1,777,671 km (0.109 R)
• M9: 1,996,533 km (0.094 R)
• M10: 2,080,906 km (0.102 R)
• M11: 2,312,185 km (0.055 R)
• M12: 2,430,965 km (0.118 R)
• M13: 2,768,458 km (0.091 R)
• M14: 3,154,122 km (0.11 R)
• M15: 3,387,045 km (0.108 R)
• M16: 3,556,839 km (0.059 R)
• M17: 3,976,311 km (0.084 R)
• M18: 4,155,679 km (0.039 R)
• M19: 4,672,689 km (0.097 R)
• M20: 5,249,240 km (0.062 R)
• M21: 5,367,272 km (0.104 R)
• M22: 5,848,379 km (0.058 R)
• M23: 6,766,461 km (0.053 R)
• M24: 7,418,110 km (0.109 R)
• M25: 7,908,791 km (0.057 R)
• M26: 8,502,245 km (0.096 R)
• M27: 8,827,920 km (0.033 R)
• M28: 8,968,692 km (0.102 R)
• M29: 9,205,056 km (0.08 R)
• M30: 9,587,428 km (0.106 R)
• M31: 12,198,061 km (0.117 R)
• M32: 12,618,281 km (0.113 R)
• M33: 14,071,176 km (0.116 R)
• M34: 15,803,968 km (0.09 R)
• M35: 16,957,367 km (0.066 R)
• M36: 17,485,149 km (0.047 R)
• M37: 20,142,755 km (0.051 R)
• M38: 20,889,248 km (0.105 R)
• M39: 22,537,518 km (0.109 R)
• M40: 23,117,808 km (0.119 R)
• M41: 24,424,994 km (0.058 R)
• M42: 25,087,563 km (0.099 R)
• M43: 25,354,146 km (0.11 R)
• M44: 25,621,777 km (0.08 R)
• M45: 26,837,708 km (0.08 R)
• M46: 27,315,674 km (0.113 R)
• M47: 27,865,296 km (0.093 R)
• M48: 28,141,454 km (0.118 R)
• M49: 28,349,245 km (0.079 R)
• M50: 28,975,612 km (0.109 R)
• M51: 31,096,161 km (0.051 R)
• M52: 31,670,019 km (0.075 R)
• M53: 35,335,466 km (0.048 R)
• M54: 36,084,502 km (0.103 R)
• M55: 37,142,010 km (0.112 R)
• M56: 38,747,344 km (0.073 R)
• M57: 38,901,430 km (0.117 R)
• M58: 39,210,200 km (0.096 R)
• M59: 39,442,227 km (0.086 R)
• M60: 39,597,210 km (0.099 R)
• M61: 40,297,178 km (0.117 R)
• M62: 40,766,168 km (0.113 R)
• M63: 40,844,407 km (0.114 R)
• M64: 41,001,186 km (0.086 R)
• M65: 41,315,491 km (0.107 R)
• M66: 41,551,706 km (0.063 R)
• M67: 41,630,544 km (0.064 R)
• M68: 41,709,382 km (0.09 R)
• M69: 42,025,333 km (0.101 R)
• M70: 42,898,536 km (0.087 R)
• M71: 43,377,249 km (0.088 R)
• M72: 43,457,284 km (0.037 R)
• M73: 47,106,574 km (0.118 R)
• M74: 49,175,962 km (0.113 R)
• M75: 49,509,864 km (0.047 R)
• M76: 49,593,489 km (0.094 R)
• M77: 50,684,357 km (0.057 R)
• M78: 52,122,741 km (0.066 R)
• M79: 53,231,859 km (0.114 R)
• M80: 54,780,197 km (0.083 R)
• M81: 56,343,495 km (0.089 R)
• M82: 57,833,190 km (0.105 R)
• M83: 58,273,906 km (0.113 R)
• M84: 58,362,169 km (0.06 R)
• M85: 58,627,256 km (0.07 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.4

Radius: 9.9

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.84 AU - 12.66 AU

Year: 13071 Days

Day: 11.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 56,594,245 km

• M1: 213,027 km (0.074 R)
• M2: 279,150 km (0.086 R)
• M3: 346,169 km (0.118 R)
• M4: 564,283 km (0.082 R)
• M5: 629,508 km (0.101 R)
• M6: 965,056 km (0.104 R)
• M7: 1,094,458 km (0.072 R)
• M8: 1,195,437 km (0.09 R)
• M9: 1,317,508 km (0.067 R)
• M10: 1,574,218 km (0.057 R)
• M11: 2,437,847 km (0.102 R)
• M12: 2,526,858 km (0.119 R)
• M13: 2,708,170 km (0.102 R)
• M14: 2,777,284 km (0.112 R)
• M15: 3,277,989 km (0.111 R)
• M16: 3,351,740 km (0.077 R)
• M17: 3,936,518 km (0.06 R)
• M18: 4,173,930 km (0.057 R)
• M19: 4,662,966 km (0.054 R)
• M20: 5,459,724 km (0.103 R)
• M21: 5,547,687 km (0.067 R)
• M22: 5,873,960 km (0.088 R)
• M23: 6,054,525 km (0.086 R)
• M24: 6,175,998 km (0.116 R)
• M25: 6,267,702 km (0.076 R)
• M26: 6,359,705 km (0.102 R)
• M27: 6,421,339 km (0.073 R)
• M28: 7,402,402 km (0.052 R)
• M29: 7,893,681 km (0.107 R)
• M30: 8,907,955 km (0.097 R)
• M31: 9,395,345 km (0.109 R)
• M32: 9,855,657 km (0.099 R)
• M33: 10,142,586 km (0.081 R)
• M34: 10,287,098 km (0.066 R)
• M35: 11,243,028 km (0.072 R)
• M36: 11,317,677 km (0.085 R)
• M37: 11,618,219 km (0.089 R)
• M38: 12,651,941 km (0.108 R)
• M39: 12,924,658 km (0.088 R)
• M40: 13,238,813 km (0.075 R)
• M41: 13,357,295 km (0.04 R)
• M42: 13,436,432 km (0.069 R)
• M43: 13,874,604 km (0.055 R)
• M44: 15,300,122 km (0.068 R)
• M45: 15,507,465 km (0.119 R)
• M46: 15,757,593 km (0.106 R)
• M47: 16,051,104 km (0.104 R)
• M48: 16,814,202 km (0.119 R)
• M49: 16,985,492 km (0.074 R)
• M50: 17,200,314 km (0.088 R)
• M51: 17,545,885 km (0.081 R)
• M52: 18,729,055 km (0.071 R)
• M53: 18,817,767 km (0.093 R)
• M54: 19,129,080 km (0.095 R)
• M55: 19,352,579 km (0.117 R)
• M56: 19,532,096 km (0.116 R)
• M57: 20,346,358 km (0.075 R)
• M58: 20,437,612 km (0.117 R)
• M59: 20,849,455 km (0.104 R)
• M60: 22,713,295 km (0.081 R)
• M61: 22,807,841 km (0.07 R)
• M62: 23,092,376 km (0.113 R)
• M63: 23,425,830 km (0.06 R)
• M64: 23,808,950 km (0.114 R)
• M65: 24,049,354 km (0.059 R)
• M66: 24,581,174 km (0.089 R)
• M67: 25,117,034 km (0.073 R)
• M68: 25,558,198 km (0.108 R)
• M69: 26,348,823 km (0.118 R)
• M70: 26,448,305 km (0.073 R)
• M71: 28,360,465 km (0.115 R)
• M72: 28,462,341 km (0.099 R)
• M73: 28,973,667 km (0.098 R)
• M74: 29,746,190 km (0.108 R)
• M75: 30,108,965 km (0.044 R)
• M76: 30,212,936 km (0.101 R)
• M77: 31,469,558 km (0.086 R)
• M78: 32,210,366 km (0.114 R)
• M79: 32,743,084 km (0.079 R)
• M80: 34,739,318 km (0.083 R)
• M81: 34,848,375 km (0.053 R)
• M82: 35,012,035 km (0.057 R)
• M83: 35,285,650 km (0.103 R)
• M84: 36,110,383 km (0.111 R)
• M85: 36,552,744 km (0.034 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.5

Radius: 3.4

Gravity: 22.88 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.88 AU - 15.28 AU

Year: 20646 Days

Day: 16.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 56,594,245 km

• M1: 167,699 km (0.103 R)
• M2: 546,481 km (0.117 R)
• M3: 936,483 km (0.056 R)
• M4: 1,298,061 km (0.102 R)
• M5: 2,511,599 km (0.114 R)
• M6: 2,754,396 km (0.112 R)
• M7: 3,832,548 km (0.095 R)
• M8: 5,062,542 km (0.112 R)
• M9: 6,567,197 km (0.114 R)
• M10: 8,020,391 km (0.117 R)
• M11: 8,601,279 km (0.095 R)
• M12: 9,945,266 km (0.069 R)
• M13: 11,303,316 km (0.114 R)
• M14: 11,601,913 km (0.105 R)
• M15: 11,852,639 km (0.076 R)
• M16: 14,028,241 km (0.061 R)
• M17: 14,402,535 km (0.061 R)
• M18: 15,161,146 km (0.062 R)
• M19: 15,490,261 km (0.089 R)
• M20: 16,043,923 km (0.076 R)
• M21: 16,099,573 km (0.106 R)
• M22: 16,155,373 km (0.111 R)
• M23: 16,943,156 km (0.08 R)
• M24: 17,170,544 km (0.113 R)
• M25: 17,974,184 km (0.114 R)
• M26: 18,614,313 km (0.077 R)
• M27: 20,578,683 km (0.113 R)
• M28: 20,639,270 km (0.045 R)
• M29: 21,677,629 km (0.036 R)
• M30: 21,924,466 km (0.114 R)
• M31: 23,172,261 km (0.087 R)
• M32: 23,741,332 km (0.108 R)
• M33: 24,250,862 km (0.111 R)
• M34: 24,828,609 km (0.047 R)
• M35: 25,086,815 km (0.047 R)
• M36: 25,540,695 km (0.066 R)
• M37: 25,670,995 km (0.099 R)
• M38: 26,588,478 km (0.088 R)
• M39: 28,051,994 km (0.118 R)
• M40: 29,678,123 km (0.062 R)
• M41: 29,815,005 km (0.084 R)
• M42: 30,020,702 km (0.098 R)
• M43: 30,364,628 km (0.03 R)
• M44: 30,986,955 km (0.118 R)
• M45: 32,244,325 km (0.025 R)
• M46: 32,808,459 km (0.066 R)
• M47: 34,232,930 km (0.114 R)
• M48: 34,736,177 km (0.081 R)
• M49: 36,627,094 km (0.06 R)
• M50: 37,363,115 km (0.12 R)
• M51: 37,584,969 km (0.058 R)
• M52: 40,355,970 km (0.095 R)
• M53: 41,116,077 km (0.114 R)
• M54: 41,344,962 km (0.103 R)
• M55: 41,497,851 km (0.096 R)
• M56: 43,735,685 km (0.108 R)
• M57: 43,969,357 km (0.089 R)
• M58: 45,380,514 km (0.107 R)
• M59: 46,249,977 km (0.069 R)
• M60: 47,444,665 km (0.115 R)
• M61: 47,604,735 km (0.071 R)
• M62: 48,730,160 km (0.032 R)
• M63: 49,053,291 km (0.077 R)
• M64: 49,539,335 km (0.095 R)
• M65: 49,864,261 km (0.101 R)
• M66: 50,352,998 km (0.116 R)
• M67: 51,335,108 km (0.102 R)
• M68: 53,235,300 km (0.109 R)
• M69: 53,484,829 km (0.105 R)
• M70: 56,594,221 km (0.094 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 17,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit