🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.48 AU - 0.78 AU

Year: 190 Days

Day: 23.1 Hours

Environment

Temp: 149 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,132,218 km

• M1: 317,746 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.1 AU - 1.32 AU

Year: 507 Days

Day: 26.2 Hours

Environment

Temp: -23 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.22 AU - 1.38 AU

Year: 564 Days

Day: 42.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.05 AU - 3.05 AU

Year: 1551 Days

Day: 35 Hours

Environment

Temp: -97 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,132,218 km

• M1: 474,973 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.18 AU - 3.42 AU

Year: 2283 Days

Day: 32.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,132,218 km

• M1: 10,472 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.4

Radius: 9.3

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.82 AU - 6.06 AU

Year: 4181 Days

Day: 9.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 53,132,218 km

• M1: 120,576 km (0.115 R)
• M2: 234,719 km (0.109 R)
• M3: 296,204 km (0.035 R)
• M4: 503,995 km (0.118 R)
• M5: 614,548 km (0.056 R)
• M6: 796,908 km (0.104 R)
• M7: 874,998 km (0.082 R)
• M8: 1,025,194 km (0.076 R)
• M9: 1,110,914 km (0.067 R)
• M10: 1,199,177 km (0.082 R)
• M11: 1,430,305 km (0.029 R)
• M12: 1,812,677 km (0.067 R)
• M13: 1,970,802 km (0.085 R)
• M14: 2,170,516 km (0.089 R)
• M15: 3,054,639 km (0.114 R)
• M16: 3,201,394 km (0.082 R)
• M17: 3,307,609 km (0.099 R)
• M18: 3,393,478 km (0.098 R)
• M19: 3,722,294 km (0.114 R)
• M20: 4,015,506 km (0.107 R)
• M21: 4,176,623 km (0.087 R)
• M22: 4,363,321 km (0.089 R)
• M23: 4,988,939 km (0.067 R)
• M24: 5,112,507 km (0.12 R)
• M25: 5,591,520 km (0.034 R)
• M26: 5,745,755 km (0.1 R)
• M27: 5,823,396 km (0.118 R)
• M28: 6,111,073 km (0.099 R)
• M29: 6,349,981 km (0.096 R)
• M30: 6,891,974 km (0.114 R)
• M31: 8,048,964 km (0.08 R)
• M32: 8,694,479 km (0.097 R)
• M33: 8,903,317 km (0.11 R)
• M34: 9,023,444 km (0.092 R)
• M35: 9,083,583 km (0.086 R)
• M36: 9,539,856 km (0.117 R)
• M37: 10,034,726 km (0.101 R)
• M38: 10,537,973 km (0.085 R)
• M39: 11,340,715 km (0.067 R)
• M40: 11,897,818 km (0.059 R)
• M41: 12,096,484 km (0.11 R)
• M42: 13,484,004 km (0.097 R)
• M43: 13,760,611 km (0.109 R)
• M44: 13,899,587 km (0.068 R)
• M45: 14,004,156 km (0.077 R)
• M46: 14,249,048 km (0.062 R)
• M47: 14,424,975 km (0.088 R)
• M48: 14,566,195 km (0.075 R)
• M49: 14,636,955 km (0.064 R)
• M50: 14,992,549 km (0.077 R)
• M51: 15,423,092 km (0.113 R)
• M52: 16,332,946 km (0.114 R)
• M53: 17,372,651 km (0.092 R)
• M54: 17,711,341 km (0.091 R)
• M55: 18,242,712 km (0.046 R)
• M56: 19,010,748 km (0.071 R)
• M57: 19,204,327 km (0.03 R)
• M58: 19,593,731 km (0.115 R)
• M59: 19,750,060 km (0.111 R)
• M60: 20,301,029 km (0.082 R)
• M61: 20,498,947 km (0.12 R)
• M62: 21,096,591 km (0.103 R)
• M63: 21,216,868 km (0.098 R)
• M64: 21,619,286 km (0.083 R)
• M65: 21,740,610 km (0.076 R)
• M66: 22,965,218 km (0.068 R)
• M67: 23,088,935 km (0.104 R)
• M68: 23,710,664 km (0.12 R)
• M69: 24,212,116 km (0.031 R)
• M70: 24,379,965 km (0.096 R)
• M71: 24,464,189 km (0.099 R)
• M72: 25,566,276 km (0.046 R)
• M73: 27,424,431 km (0.1 R)
• M74: 27,906,735 km (0.109 R)
• M75: 28,082,811 km (0.101 R)
• M76: 28,259,187 km (0.088 R)
• M77: 28,701,997 km (0.093 R)
• M78: 29,013,161 km (0.035 R)
• M79: 29,953,832 km (0.079 R)
• M80: 30,043,890 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.2

Radius: 14.9

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.47 AU - 7.23 AU

Year: 5388 Days

Day: 10.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 53,132,218 km

• M1: 216,019 km (0.099 R)
• M2: 312,809 km (0.113 R)
• M3: 423,512 km (0.11 R)
• M4: 520,301 km (0.055 R)
• M5: 704,307 km (0.109 R)
• M6: 913,445 km (0.055 R)
• M7: 1,026,541 km (0.095 R)
• M8: 1,218,325 km (0.08 R)
• M9: 1,489,247 km (0.046 R)
• M10: 1,723,517 km (0.105 R)
• M11: 1,940,733 km (0.094 R)
• M12: 2,090,630 km (0.097 R)
• M13: 2,198,042 km (0.078 R)
• M14: 2,386,684 km (0.079 R)
• M15: 2,663,440 km (0.079 R)
• M16: 3,195,261 km (0.093 R)
• M17: 3,464,687 km (0.066 R)
• M18: 3,593,042 km (0.104 R)
• M19: 3,741,742 km (0.103 R)
• M20: 4,278,499 km (0.072 R)
• M21: 4,416,578 km (0.089 R)
• M22: 5,382,232 km (0.074 R)
• M23: 5,510,288 km (0.05 R)
• M24: 5,900,290 km (0.105 R)
• M25: 6,076,516 km (0.115 R)
• M26: 6,276,977 km (0.049 R)
• M27: 7,100,813 km (0.116 R)
• M28: 7,265,071 km (0.075 R)
• M29: 7,430,526 km (0.089 R)
• M30: 7,934,372 km (0.12 R)
• M31: 9,667,762 km (0.095 R)
• M32: 10,033,380 km (0.102 R)
• M33: 10,778,527 km (0.072 R)
• M34: 10,886,387 km (0.036 R)
• M35: 11,321,716 km (0.098 R)
• M36: 12,209,430 km (0.044 R)
• M37: 12,718,661 km (0.119 R)
• M38: 13,004,543 km (0.071 R)
• M39: 13,904,524 km (0.097 R)
• M40: 14,914,609 km (0.112 R)
• M41: 15,948,330 km (0.056 R)
• M42: 16,133,233 km (0.114 R)
• M43: 16,536,100 km (0.116 R)
• M44: 17,257,162 km (0.035 R)
• M45: 17,383,572 km (0.034 R)
• M46: 17,988,546 km (0.059 R)
• M47: 18,245,256 km (0.079 R)
• M48: 18,535,625 km (0.108 R)
• M49: 18,795,028 km (0.084 R)
• M50: 19,153,614 km (0.1 R)
• M51: 19,448,770 km (0.102 R)
• M52: 19,712,362 km (0.107 R)
• M53: 20,376,427 km (0.079 R)
• M54: 20,610,697 km (0.064 R)
• M55: 20,845,715 km (0.117 R)
• M56: 22,206,158 km (0.053 R)
• M57: 22,447,310 km (0.118 R)
• M58: 22,827,737 km (0.082 R)
• M59: 23,385,139 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.4

Radius: 10.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.22 AU - 8.32 AU

Year: 8248 Days

Day: 7 Hours

Environment

Temp: -162 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 53,132,218 km

• M1: 145,409 km (0.107 R)
• M2: 224,696 km (0.075 R)
• M3: 325,076 km (0.091 R)
• M4: 394,789 km (0.068 R)
• M5: 529,128 km (0.089 R)
• M6: 807,529 km (0.087 R)
• M7: 889,659 km (0.106 R)
• M8: 985,850 km (0.118 R)
• M9: 1,074,562 km (0.086 R)
• M10: 1,495,380 km (0.107 R)
• M11: 1,839,904 km (0.041 R)
• M12: 1,923,081 km (0.059 R)
• M13: 2,107,684 km (0.086 R)
• M14: 2,433,509 km (0.098 R)
• M15: 2,775,489 km (0.103 R)
• M16: 3,066,906 km (0.063 R)
• M17: 3,149,634 km (0.11 R)
• M18: 3,488,174 km (0.097 R)
• M19: 3,927,842 km (0.073 R)
• M20: 4,478,661 km (0.1 R)
• M21: 4,648,754 km (0.114 R)
• M22: 5,270,782 km (0.103 R)
• M23: 5,470,495 km (0.12 R)
• M24: 6,168,519 km (0.037 R)
• M25: 6,421,638 km (0.073 R)
• M26: 6,592,329 km (0.087 R)
• M27: 6,786,059 km (0.119 R)
• M28: 7,267,764 km (0.046 R)
• M29: 7,737,950 km (0.114 R)
• M30: 8,241,197 km (0.09 R)
• M31: 8,543,534 km (0.106 R)
• M32: 8,707,793 km (0.117 R)
• M33: 8,849,462 km (0.1 R)
• M34: 9,063,537 km (0.112 R)
• M35: 9,135,194 km (0.087 R)
• M36: 9,231,086 km (0.104 R)
• M37: 9,472,388 km (0.115 R)
• M38: 9,813,620 km (0.117 R)
• M39: 10,158,892 km (0.04 R)
• M40: 10,308,191 km (0.115 R)
• M41: 10,483,220 km (0.111 R)
• M42: 11,039,724 km (0.073 R)
• M43: 11,141,900 km (0.061 R)
• M44: 11,347,298 km (0.082 R)
• M45: 11,424,640 km (0.097 R)
• M46: 11,840,223 km (0.104 R)
• M47: 12,155,126 km (0.093 R)
• M48: 12,793,311 km (0.046 R)
• M49: 13,442,266 km (0.118 R)
• M50: 13,853,361 km (0.08 R)
• M51: 14,213,144 km (0.104 R)
• M52: 14,491,845 km (0.082 R)
• M53: 14,631,869 km (0.095 R)
• M54: 14,716,092 km (0.117 R)
• M55: 15,567,603 km (0.065 R)
• M56: 15,653,622 km (0.075 R)
• M57: 15,912,576 km (0.114 R)
• M58: 16,028,215 km (0.052 R)
• M59: 16,115,131 km (0.075 R)
• M60: 16,347,457 km (0.077 R)
• M61: 16,698,264 km (0.106 R)
• M62: 17,377,438 km (0.114 R)
• M63: 19,160,794 km (0.116 R)
• M64: 19,561,567 km (0.066 R)
• M65: 19,871,684 km (0.058 R)
• M66: 20,058,531 km (0.082 R)
• M67: 20,938,316 km (0.112 R)
• M68: 21,160,320 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.6

Radius: 3.2

Gravity: 38.05 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.15 AU - 14.49 AU

Year: 15475 Days

Day: 19.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 53,132,218 km

• M1: 118,482 km (0.106 R)
• M2: 147,204 km (0.032 R)
• M3: 249,679 km (0.077 R)
• M4: 859,440 km (0.076 R)
• M5: 1,218,624 km (0.114 R)
• M6: 1,263,803 km (0.115 R)
• M7: 2,274,486 km (0.092 R)
• M8: 2,302,162 km (0.074 R)
• M9: 2,471,207 km (0.071 R)
• M10: 2,499,631 km (0.075 R)
• M11: 2,673,314 km (0.066 R)
• M12: 2,971,313 km (0.035 R)
• M13: 4,541,343 km (0.096 R)
• M14: 5,039,952 km (0.11 R)
• M15: 5,112,657 km (0.115 R)
• M16: 5,332,715 km (0.066 R)
• M17: 6,243,168 km (0.073 R)
• M18: 6,517,680 km (0.047 R)
• M19: 6,796,231 km (0.069 R)
• M20: 6,836,323 km (0.058 R)
• M21: 7,159,904 km (0.098 R)
• M22: 7,948,284 km (0.06 R)
• M23: 8,032,807 km (0.103 R)
• M24: 8,546,526 km (0.104 R)
• M25: 9,605,530 km (0.09 R)
• M26: 9,695,588 km (0.064 R)
• M27: 10,104,588 km (0.113 R)
• M28: 10,658,549 km (0.038 R)
• M29: 12,280,788 km (0.101 R)
• M30: 13,774,523 km (0.086 R)
• M31: 13,977,976 km (0.054 R)
• M32: 14,131,314 km (0.057 R)
• M33: 14,285,101 km (0.051 R)
• M34: 14,801,812 km (0.068 R)
• M35: 15,324,656 km (0.103 R)
• M36: 16,496,008 km (0.049 R)
• M37: 17,092,454 km (0.084 R)
• M38: 17,256,264 km (0.064 R)
• M39: 17,806,335 km (0.1 R)
• M40: 17,861,687 km (0.025 R)
• M41: 17,917,038 km (0.118 R)
• M42: 18,083,540 km (0.117 R)
• M43: 18,139,191 km (0.041 R)
• M44: 18,250,491 km (0.118 R)
• M45: 18,810,735 km (0.064 R)
• M46: 19,036,479 km (0.072 R)
• M47: 19,433,661 km (0.076 R)
• M48: 19,547,655 km (0.071 R)
• M49: 19,833,536 km (0.058 R)
• M50: 20,178,359 km (0.093 R)
• M51: 20,467,382 km (0.077 R)
• M52: 20,525,277 km (0.12 R)
• M53: 20,874,139 km (0.081 R)
• M54: 21,166,304 km (0.084 R)
• M55: 21,577,698 km (0.089 R)
• M56: 21,754,822 km (0.113 R)
• M57: 23,370,329 km (0.084 R)
• M58: 23,856,372 km (0.077 R)
• M59: 24,653,280 km (0.101 R)
• M60: 25,085,917 km (0.058 R)
• M61: 26,778,318 km (0.105 R)
• M62: 26,905,177 km (0.1 R)
• M63: 27,095,765 km (0.1 R)
• M64: 27,670,370 km (0.102 R)
• M65: 27,798,576 km (0.109 R)
• M66: 30,139,932 km (0.046 R)
• M67: 31,000,868 km (0.088 R)
• M68: 33,154,179 km (0.062 R)
• M69: 33,768,428 km (0.032 R)
• M70: 34,042,641 km (0.114 R)
• M71: 37,178,063 km (0.113 R)
• M72: 38,029,574 km (0.116 R)
• M73: 39,318,958 km (0.099 R)
• M74: 40,622,554 km (0.084 R)
• M75: 41,352,891 km (0.064 R)
• M76: 41,499,497 km (0.041 R)
• M77: 41,646,252 km (0.104 R)
• M78: 42,087,566 km (0.118 R)
• M79: 42,678,477 km (0.096 R)
• M80: 43,197,582 km (0.065 R)
• M81: 43,420,782 km (0.068 R)
• M82: 43,495,282 km (0.112 R)
• M83: 45,144,449 km (0.076 R)
• M84: 45,597,730 km (0.115 R)
• M85: 45,900,815 km (0.064 R)
• M86: 46,204,499 km (0.092 R)
• M87: 47,963,770 km (0.057 R)
• M88: 48,967,871 km (0.081 R)
• M89: 49,900,763 km (0.097 R)
• M90: 50,369,453 km (0.086 R)
• M91: 51,389,861 km (0.077 R)
• M92: 52,496,436 km (0.069 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: 408 - 17,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit