🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.47 AU - 0.63 AU

Year: 268 Days

Day: 34.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.5

Radius: 13.1

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.65 AU - 0.81 AU

Year: 409 Days

Day: 13.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 18,221,487 km

• M1: 163,361 km (0.096 R)
• M2: 282,291 km (0.095 R)
• M3: 383,419 km (0.089 R)
• M4: 469,737 km (0.081 R)
• M5: 580,141 km (0.05 R)
• M6: 704,756 km (0.108 R)
• M7: 821,741 km (0.053 R)
• M8: 972,835 km (0.088 R)
• M9: 1,065,885 km (0.078 R)
• M10: 1,182,870 km (0.085 R)
• M11: 1,287,290 km (0.083 R)
• M12: 1,425,967 km (0.119 R)
• M13: 1,620,594 km (0.046 R)
• M14: 1,747,453 km (0.1 R)
• M15: 1,882,689 km (0.056 R)
• M16: 2,056,821 km (0.059 R)
• M17: 2,158,697 km (0.111 R)
• M18: 2,246,810 km (0.049 R)
• M19: 2,362,749 km (0.034 R)
• M20: 2,453,704 km (0.103 R)
• M21: 2,644,741 km (0.053 R)
• M22: 2,750,506 km (0.054 R)
• M23: 2,897,711 km (0.066 R)
• M24: 3,076,779 km (0.099 R)
• M25: 3,265,422 km (0.029 R)
• M26: 3,349,197 km (0.042 R)
• M27: 3,458,104 km (0.049 R)
• M28: 3,592,742 km (0.093 R)
• M29: 3,691,776 km (0.079 R)
• M30: 3,779,291 km (0.111 R)
• M31: 4,207,440 km (0.088 R)
• M32: 4,358,085 km (0.088 R)
• M33: 4,497,211 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.6

Radius: 14.1

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.38 AU - 1.52 AU

Year: 1145 Days

Day: 13.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 18,221,487 km

• M1: 190,887 km (0.054 R)
• M2: 290,070 km (0.083 R)
• M3: 391,797 km (0.105 R)
• M4: 495,767 km (0.111 R)
• M5: 607,816 km (0.087 R)
• M6: 720,164 km (0.111 R)
• M7: 912,846 km (0.039 R)
• M8: 1,229,694 km (0.111 R)
• M9: 1,431,801 km (0.079 R)
• M10: 1,652,308 km (0.115 R)
• M11: 1,774,231 km (0.109 R)
• M12: 1,906,924 km (0.104 R)
• M13: 2,012,391 km (0.117 R)
• M14: 2,301,114 km (0.116 R)
• M15: 2,405,833 km (0.062 R)
• M16: 2,504,119 km (0.092 R)
• M17: 2,603,601 km (0.069 R)
• M18: 2,721,484 km (0.081 R)
• M19: 2,910,427 km (0.066 R)
• M20: 3,006,618 km (0.119 R)
• M21: 3,095,030 km (0.077 R)
• M22: 3,229,220 km (0.087 R)
• M23: 3,356,378 km (0.046 R)
• M24: 3,559,532 km (0.116 R)
• M25: 3,691,028 km (0.058 R)
• M26: 3,795,597 km (0.096 R)
• M27: 3,920,362 km (0.106 R)
• M28: 4,046,473 km (0.1 R)
• M29: 4,223,447 km (0.112 R)
• M30: 4,393,091 km (0.061 R)
• M31: 4,534,461 km (0.112 R)
• M32: 4,925,809 km (0.076 R)
• M33: 5,200,172 km (0.106 R)
• M34: 5,306,984 km (0.08 R)
• M35: 5,436,087 km (0.086 R)
• M36: 5,566,387 km (0.099 R)
• M37: 5,974,640 km (0.111 R)
• M38: 6,120,348 km (0.113 R)
• M39: 6,244,664 km (0.056 R)
• M40: 6,507,208 km (0.047 R)
• M41: 6,715,299 km (0.116 R)
• M42: 6,937,452 km (0.115 R)
• M43: 7,281,078 km (0.094 R)
• M44: 7,715,660 km (0.098 R)
• M45: 8,010,068 km (0.109 R)
• M46: 8,295,651 km (0.075 R)
• M47: 8,546,826 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.8

Radius: 12.8

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.47 AU - 1.97 AU

Year: 1480 Days

Day: 7.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 18,221,487 km

• M1: 194,627 km (0.119 R)
• M2: 347,067 km (0.107 R)
• M3: 434,731 km (0.088 R)
• M4: 645,664 km (0.04 R)
• M5: 726,148 km (0.091 R)
• M6: 876,344 km (0.107 R)
• M7: 978,968 km (0.114 R)
• M8: 1,210,247 km (0.109 R)
• M9: 1,359,097 km (0.048 R)
• M10: 1,459,776 km (0.099 R)
• M11: 1,654,702 km (0.113 R)
• M12: 1,755,381 km (0.058 R)
• M13: 1,895,704 km (0.104 R)
• M14: 1,986,211 km (0.046 R)
• M15: 2,086,142 km (0.08 R)
• M16: 2,307,098 km (0.072 R)
• M17: 2,535,983 km (0.053 R)
• M18: 2,832,636 km (0.049 R)
• M19: 3,087,251 km (0.119 R)
• M20: 3,294,444 km (0.051 R)
• M21: 3,404,548 km (0.109 R)
• M22: 3,562,524 km (0.052 R)
• M23: 3,694,469 km (0.039 R)
• M24: 3,789,763 km (0.082 R)
• M25: 4,149,546 km (0.119 R)
• M26: 4,459,662 km (0.085 R)
• M27: 4,591,907 km (0.101 R)
• M28: 4,715,325 km (0.115 R)
• M29: 4,818,847 km (0.075 R)
• M30: 4,944,210 km (0.075 R)
• M31: 5,070,769 km (0.1 R)
• M32: 5,348,573 km (0.076 R)
• M33: 5,675,294 km (0.112 R)
• M34: 5,930,209 km (0.109 R)
• M35: 6,087,287 km (0.11 R)
• M36: 6,371,373 km (0.063 R)
• M37: 6,566,898 km (0.106 R)
• M38: 6,671,317 km (0.113 R)
• M39: 6,811,341 km (0.092 R)
• M40: 7,165,738 km (0.07 R)
• M41: 7,285,267 km (0.09 R)
• M42: 7,417,511 km (0.032 R)
• M43: 7,502,034 km (0.063 R)
• M44: 7,672,127 km (0.075 R)
• M45: 8,028,619 km (0.116 R)
• M46: 8,127,952 km (0.107 R)
• M47: 8,240,150 km (0.083 R)
• M48: 8,440,910 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.8

Radius: 11.7

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.1 AU - 2.56 AU

Year: 2333 Days

Day: 7 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 18,221,487 km

• M1: 151,842 km (0.086 R)
• M2: 243,695 km (0.109 R)
• M3: 436,826 km (0.077 R)
• M4: 544,985 km (0.047 R)
• M5: 689,048 km (0.055 R)
• M6: 1,057,807 km (0.119 R)
• M7: 1,159,533 km (0.087 R)
• M8: 1,297,014 km (0.041 R)
• M9: 1,440,179 km (0.086 R)
• M10: 1,554,023 km (0.073 R)
• M11: 1,718,730 km (0.046 R)
• M12: 1,901,838 km (0.107 R)
• M13: 2,002,068 km (0.089 R)
• M14: 2,435,154 km (0.058 R)
• M15: 2,613,924 km (0.097 R)
• M16: 2,726,122 km (0.095 R)
• M17: 2,854,178 km (0.078 R)
• M18: 3,146,342 km (0.102 R)
• M19: 3,296,239 km (0.112 R)
• M20: 3,509,865 km (0.07 R)
• M21: 3,681,155 km (0.05 R)
• M22: 3,999,499 km (0.113 R)
• M23: 4,360,180 km (0.092 R)
• M24: 4,493,920 km (0.102 R)
• M25: 4,748,536 km (0.096 R)
• M26: 4,990,435 km (0.079 R)
• M27: 5,095,453 km (0.075 R)
• M28: 5,289,781 km (0.111 R)
• M29: 5,414,695 km (0.064 R)
• M30: 5,758,920 km (0.069 R)
• M31: 5,887,424 km (0.098 R)
• M32: 6,241,373 km (0.045 R)
• M33: 6,316,920 km (0.117 R)
• M34: 6,525,758 km (0.051 R)
• M35: 6,892,273 km (0.059 R)
• M36: 7,205,980 km (0.062 R)
• M37: 7,285,117 km (0.088 R)
• M38: 7,444,439 km (0.104 R)
• M39: 7,564,566 km (0.053 R)
• M40: 7,888,296 km (0.116 R)
• M41: 8,092,946 km (0.066 R)
• M42: 8,278,597 km (0.071 R)
• M43: 8,591,256 km (0.112 R)
• M44: 9,014,319 km (0.092 R)
• M45: 9,142,524 km (0.096 R)
• M46: 9,880,491 km (0.094 R)
• M47: 10,909,574 km (0.1 R)
• M48: 11,206,526 km (0.114 R)
• M49: 11,298,379 km (0.114 R)
• M50: 11,598,921 km (0.1 R)
• M51: 12,326,117 km (0.075 R)
• M52: 12,611,549 km (0.072 R)
• M53: 12,779,099 km (0.113 R)
• M54: 12,899,226 km (0.116 R)
• M55: 13,116,442 km (0.114 R)
• M56: 13,652,451 km (0.059 R)
• M57: 13,775,271 km (0.036 R)
• M58: 14,720,730 km (0.064 R)
• M59: 14,947,819 km (0.073 R)
• M60: 15,558,777 km (0.109 R)
• M61: 15,841,667 km (0.114 R)
• M62: 15,919,009 km (0.04 R)
• M63: 16,048,411 km (0.102 R)
• M64: 16,360,173 km (0.098 R)
• M65: 16,884,364 km (0.109 R)
• M66: 16,963,501 km (0.064 R)
• M67: 17,600,788 km (0.12 R)
• M68: 17,680,972 km (0.054 R)
• M69: 18,056,912 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.4

Radius: 14.4

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.32 AU - 3.82 AU

Year: 3529 Days

Day: 12.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 18,221,487 km

• M1: 274,512 km (0.047 R)
• M2: 433,086 km (0.053 R)
• M3: 560,992 km (0.057 R)
• M4: 788,231 km (0.098 R)
• M5: 886,218 km (0.114 R)
• M6: 1,012,478 km (0.081 R)
• M7: 1,183,020 km (0.097 R)
• M8: 1,337,255 km (0.085 R)
• M9: 1,457,682 km (0.058 R)
• M10: 1,768,396 km (0.105 R)
• M11: 1,886,878 km (0.079 R)
• M12: 2,654,165 km (0.12 R)
• M13: 2,825,605 km (0.095 R)
• M14: 2,930,323 km (0.055 R)
• M15: 3,216,055 km (0.052 R)
• M16: 3,492,362 km (0.087 R)
• M17: 3,738,152 km (0.106 R)
• M18: 3,834,193 km (0.119 R)
• M19: 4,387,855 km (0.073 R)
• M20: 4,612,402 km (0.056 R)
• M21: 4,819,894 km (0.083 R)
• M22: 5,925,871 km (0.12 R)
• M23: 6,129,174 km (0.119 R)
• M24: 6,311,684 km (0.085 R)
• M25: 6,612,375 km (0.08 R)
• M26: 6,729,211 km (0.119 R)
• M27: 6,917,705 km (0.11 R)
• M28: 7,566,810 km (0.044 R)
• M29: 7,812,300 km (0.118 R)
• M30: 8,085,316 km (0.101 R)
• M31: 8,640,923 km (0.071 R)
• M32: 8,743,248 km (0.118 R)
• M33: 9,104,676 km (0.077 R)
• M34: 9,418,532 km (0.076 R)
• M35: 9,603,286 km (0.042 R)
• M36: 10,245,659 km (0.102 R)
• M37: 10,435,648 km (0.097 R)
• M38: 10,599,458 km (0.066 R)
• M39: 10,764,165 km (0.1 R)
• M40: 10,929,620 km (0.069 R)
• M41: 11,040,472 km (0.064 R)
• M42: 11,179,598 km (0.109 R)
• M43: 11,319,173 km (0.107 R)
• M44: 12,255,506 km (0.103 R)
• M45: 14,081,498 km (0.092 R)
• M46: 14,323,248 km (0.112 R)
• M47: 14,566,345 km (0.052 R)
• M48: 14,780,270 km (0.036 R)
• M49: 15,459,294 km (0.1 R)
• M50: 15,708,824 km (0.097 R)
• M51: 16,117,076 km (0.1 R)
• M52: 16,528,770 km (0.115 R)
• M53: 17,459,867 km (0.069 R)
• M54: 17,719,718 km (0.095 R)
• M55: 17,850,168 km (0.11 R)
• M56: 17,980,916 km (0.05 R)
• M57: 18,243,311 km (0.088 R)
• M58: 18,441,079 km (0.115 R)
• M59: 19,272,245 km (0.11 R)
• M60: 19,406,434 km (0.033 R)
• M61: 19,641,901 km (0.087 R)
• M62: 19,979,992 km (0.079 R)
• M63: 20,285,920 km (0.107 R)
• M64: 21,040,342 km (0.104 R)
• M65: 21,838,896 km (0.078 R)
• M66: 23,251,249 km (0.114 R)
• M67: 23,644,691 km (0.095 R)
• M68: 23,824,358 km (0.073 R)
• M69: 23,932,368 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.8

Radius: 11.3

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.14 AU - 3.42 AU

Year: 3897 Days

Day: 10 Hours

Environment

Temp: -212 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 18,221,487 km

• M1: 158,574 km (0.112 R)
• M2: 258,954 km (0.084 R)
• M3: 342,729 km (0.106 R)
• M4: 489,783 km (0.094 R)
• M5: 755,768 km (0.073 R)
• M6: 873,502 km (0.118 R)
• M7: 968,497 km (0.06 R)
• M8: 1,118,244 km (0.042 R)
• M9: 1,233,285 km (0.107 R)
• M10: 1,419,085 km (0.113 R)
• M11: 1,555,967 km (0.118 R)
• M12: 1,649,765 km (0.076 R)
• M13: 1,745,658 km (0.031 R)
• M14: 1,993,541 km (0.034 R)
• M15: 2,293,036 km (0.118 R)
• M16: 2,414,210 km (0.046 R)
• M17: 2,496,190 km (0.1 R)
• M18: 2,579,217 km (0.081 R)
• M19: 2,663,141 km (0.11 R)
• M20: 3,321,970 km (0.094 R)
• M21: 3,505,976 km (0.119 R)
• M22: 3,997,255 km (0.102 R)
• M23: 4,078,636 km (0.109 R)
• M24: 4,242,895 km (0.088 R)
• M25: 4,426,152 km (0.032 R)
• M26: 4,510,376 km (0.066 R)
• M27: 4,595,198 km (0.115 R)
• M28: 4,800,745 km (0.088 R)
• M29: 5,026,937 km (0.103 R)
• M30: 5,417,687 km (0.119 R)
• M31: 5,562,198 km (0.086 R)
• M32: 5,929,312 km (0.108 R)
• M33: 6,078,461 km (0.084 R)
• M34: 6,209,808 km (0.119 R)
• M35: 6,361,350 km (0.053 R)
• M36: 6,513,940 km (0.089 R)
• M37: 6,667,876 km (0.09 R)
• M38: 7,196,106 km (0.027 R)
• M39: 7,475,406 km (0.095 R)
• M40: 7,717,605 km (0.06 R)
• M41: 7,819,331 km (0.113 R)
• M42: 8,272,164 km (0.076 R)
• M43: 8,564,777 km (0.039 R)
• M44: 10,100,848 km (0.091 R)
• M45: 10,616,662 km (0.112 R)
• M46: 10,707,168 km (0.1 R)
• M47: 10,820,713 km (0.037 R)
• M48: 11,049,149 km (0.071 R)
• M49: 11,233,005 km (0.115 R)
• M50: 11,487,471 km (0.109 R)
• M51: 11,720,395 km (0.113 R)
• M52: 12,002,088 km (0.045 R)
• M53: 12,072,847 km (0.118 R)
• M54: 12,262,238 km (0.084 R)
• M55: 12,333,596 km (0.105 R)
• M56: 12,428,741 km (0.119 R)
• M57: 12,740,054 km (0.083 R)
• M58: 12,957,120 km (0.079 R)
• M59: 13,029,675 km (0.111 R)
• M60: 13,345,925 km (0.103 R)
• M61: 14,711,754 km (0.083 R)
• M62: 15,245,070 km (0.115 R)
• M63: 15,321,814 km (0.077 R)
• M64: 15,732,909 km (0.109 R)
• M65: 15,836,281 km (0.06 R)
• M66: 16,278,193 km (0.074 R)
• M67: 16,513,810 km (0.092 R)
• M68: 16,592,498 km (0.12 R)
• M69: 16,750,474 km (0.057 R)
• M70: 17,762,354 km (0.104 R)
• M71: 17,843,136 km (0.06 R)
• M72: 18,059,006 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 14,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit