🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.58 AU - 0.68 AU

Year: 328 Days

Day: 37.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.64 AU - 0.64 AU

Year: 336 Days

Day: 15.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 62.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.8

Radius: 12

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.73 AU - 0.79 AU

Year: 435 Days

Day: 9.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 46,537,280 km

• M1: 160,070 km (0.113 R)
• M2: 250,277 km (0.084 R)
• M3: 329,115 km (0.107 R)
• M4: 408,402 km (0.088 R)
• M5: 503,247 km (0.102 R)
• M6: 587,022 km (0.118 R)
• M7: 702,960 km (0.106 R)
• M8: 781,798 km (0.057 R)
• M9: 874,549 km (0.089 R)
• M10: 971,339 km (0.092 R)
• M11: 1,049,429 km (0.089 R)
• M12: 1,141,581 km (0.094 R)
• M13: 1,218,475 km (0.113 R)
• M14: 1,294,321 km (0.108 R)
• M15: 1,381,237 km (0.084 R)
• M16: 1,470,397 km (0.086 R)
• M17: 1,545,047 km (0.096 R)
• M18: 1,627,774 km (0.12 R)
• M19: 1,708,557 km (0.057 R)
• M20: 1,797,867 km (0.111 R)
• M21: 1,902,885 km (0.109 R)
• M22: 1,999,226 km (0.093 R)
• M23: 2,075,222 km (0.101 R)
• M24: 2,152,414 km (0.056 R)
• M25: 2,366,638 km (0.062 R)
• M26: 2,462,979 km (0.102 R)
• M27: 2,544,809 km (0.095 R)
• M28: 2,699,494 km (0.1 R)
• M29: 2,800,173 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416

Radius: 12.9

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.78 AU - 0.94 AU

Year: 523 Days

Day: 7.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 46,537,280 km

• M1: 164,408 km (0.12 R)
• M2: 264,788 km (0.072 R)
• M3: 353,500 km (0.085 R)
• M4: 440,267 km (0.111 R)
• M5: 523,593 km (0.045 R)
• M6: 635,492 km (0.064 R)
• M7: 772,972 km (0.093 R)
• M8: 1,098,946 km (0.069 R)
• M9: 1,192,145 km (0.068 R)
• M10: 1,298,061 km (0.03 R)
• M11: 1,392,158 km (0.083 R)
• M12: 1,488,798 km (0.08 R)
• M13: 1,662,332 km (0.086 R)
• M14: 1,770,790 km (0.095 R)
• M15: 1,853,817 km (0.079 R)
• M16: 1,978,133 km (0.094 R)
• M17: 2,170,067 km (0.088 R)
• M18: 2,374,268 km (0.096 R)
• M19: 2,541,219 km (0.083 R)
• M20: 2,724,776 km (0.115 R)
• M21: 2,880,208 km (0.079 R)
• M22: 3,045,364 km (0.111 R)
• M23: 3,179,703 km (0.11 R)
• M24: 3,268,115 km (0.074 R)
• M25: 3,412,776 km (0.105 R)
• M26: 3,559,532 km (0.104 R)
• M27: 3,701,351 km (0.076 R)
• M28: 3,809,061 km (0.088 R)
• M29: 3,954,171 km (0.063 R)
• M30: 4,116,036 km (0.119 R)
• M31: 4,272,515 km (0.108 R)
• M32: 4,400,721 km (0.117 R)
• M33: 4,568,719 km (0.03 R)
• M34: 4,785,486 km (0.104 R)
• M35: 4,902,921 km (0.097 R)
• M36: 4,997,766 km (0.09 R)
• M37: 5,237,272 km (0.092 R)
• M38: 5,334,211 km (0.115 R)
• M39: 5,448,055 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729

Radius: 13.4

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.84 AU - 0.96 AU

Year: 560 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 46,537,280 km

• M1: 170,691 km (0.119 R)
• M2: 261,796 km (0.112 R)
• M3: 355,594 km (0.043 R)
• M4: 446,699 km (0.114 R)
• M5: 556,953 km (0.079 R)
• M6: 825,631 km (0.11 R)
• M7: 974,032 km (0.078 R)
• M8: 1,083,687 km (0.111 R)
• M9: 1,197,830 km (0.075 R)
• M10: 1,356,853 km (0.088 R)
• M11: 1,505,254 km (0.095 R)
• M12: 1,615,507 km (0.071 R)
• M13: 1,703,321 km (0.035 R)
• M14: 1,857,856 km (0.107 R)
• M15: 1,970,204 km (0.031 R)
• M16: 2,057,719 km (0.116 R)
• M17: 2,243,818 km (0.109 R)
• M18: 2,371,126 km (0.1 R)
• M19: 2,457,444 km (0.064 R)
• M20: 2,603,601 km (0.091 R)
• M21: 2,828,447 km (0.043 R)
• M22: 3,075,433 km (0.081 R)
• M23: 3,169,979 km (0.099 R)
• M24: 3,265,572 km (0.098 R)
• M25: 3,426,838 km (0.111 R)
• M26: 3,524,975 km (0.096 R)
• M27: 3,640,763 km (0.07 R)
• M28: 3,749,371 km (0.108 R)
• M29: 3,892,985 km (0.092 R)
• M30: 4,299,892 km (0.094 R)
• M31: 4,720,710 km (0.103 R)
• M32: 4,857,892 km (0.093 R)
• M33: 4,950,044 km (0.034 R)
• M34: 5,098,744 km (0.114 R)
• M35: 5,182,968 km (0.102 R)
• M36: 5,400,633 km (0.091 R)
• M37: 5,679,334 km (0.053 R)
• M38: 5,796,020 km (0.099 R)
• M39: 5,962,822 km (0.057 R)
• M40: 6,051,832 km (0.099 R)
• M41: 6,151,165 km (0.106 R)
• M42: 6,251,097 km (0.105 R)
• M43: 6,381,696 km (0.101 R)
• M44: 6,482,973 km (0.073 R)
• M45: 6,717,692 km (0.07 R)
• M46: 6,861,905 km (0.072 R)
• M47: 6,976,048 km (0.082 R)
• M48: 7,132,677 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.5

Radius: 12.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.12 AU - 4.84 AU

Year: 5209 Days

Day: 11.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 46,537,280 km

• M1: 197,768 km (0.062 R)
• M2: 301,440 km (0.098 R)
• M3: 503,098 km (0.106 R)
• M4: 691,292 km (0.08 R)
• M5: 821,891 km (0.11 R)
• M6: 976,276 km (0.101 R)
• M7: 1,156,392 km (0.1 R)
• M8: 1,266,795 km (0.035 R)
• M9: 1,585,139 km (0.063 R)
• M10: 1,745,059 km (0.043 R)
• M11: 1,836,314 km (0.036 R)
• M12: 2,178,444 km (0.089 R)
• M13: 2,257,282 km (0.091 R)
• M14: 2,624,395 km (0.105 R)
• M15: 2,923,142 km (0.096 R)
• M16: 3,278,288 km (0.085 R)
• M17: 3,789,314 km (0.071 R)
• M18: 4,030,017 km (0.09 R)
• M19: 4,226,140 km (0.072 R)
• M20: 4,325,473 km (0.113 R)
• M21: 5,121,633 km (0.096 R)
• M22: 5,254,326 km (0.052 R)
• M23: 5,851,970 km (0.115 R)
• M24: 5,935,146 km (0.073 R)
• M25: 6,158,795 km (0.113 R)
• M26: 6,528,451 km (0.065 R)
• M27: 6,643,641 km (0.049 R)
• M28: 7,832,645 km (0.109 R)
• M29: 8,295,501 km (0.076 R)
• M30: 8,389,149 km (0.092 R)
• M31: 9,183,065 km (0.075 R)
• M32: 9,409,856 km (0.027 R)
• M33: 9,736,877 km (0.054 R)
• M34: 10,034,427 km (0.12 R)
• M35: 10,536,926 km (0.115 R)
• M36: 11,116,618 km (0.116 R)
• M37: 11,566,758 km (0.108 R)
• M38: 12,023,031 km (0.034 R)
• M39: 12,378,027 km (0.118 R)
• M40: 12,880,825 km (0.099 R)
• M41: 13,869,368 km (0.06 R)
• M42: 14,354,065 km (0.104 R)
• M43: 14,806,449 km (0.046 R)
• M44: 15,072,584 km (0.116 R)
• M45: 15,725,279 km (0.117 R)
• M46: 16,426,445 km (0.056 R)
• M47: 16,899,623 km (0.076 R)
• M48: 17,497,416 km (0.119 R)
• M49: 17,738,418 km (0.069 R)
• M50: 17,819,051 km (0.044 R)
• M51: 18,345,935 km (0.093 R)
• M52: 19,664,640 km (0.106 R)
• M53: 20,251,213 km (0.048 R)
• M54: 20,462,146 km (0.107 R)
• M55: 20,800,986 km (0.113 R)
• M56: 21,570,517 km (0.087 R)
• M57: 22,785,850 km (0.09 R)
• M58: 22,873,514 km (0.119 R)
• M59: 23,181,088 km (0.093 R)
• M60: 24,246,524 km (0.098 R)
• M61: 24,920,612 km (0.118 R)
• M62: 25,555,206 km (0.116 R)
• M63: 25,646,311 km (0.042 R)
• M64: 26,655,498 km (0.104 R)
• M65: 26,794,175 km (0.099 R)
• M66: 27,350,979 km (0.106 R)
• M67: 27,490,853 km (0.093 R)
• M68: 27,584,202 km (0.069 R)
• M69: 27,818,023 km (0.085 R)
• M70: 28,005,619 km (0.119 R)
• M71: 28,334,884 km (0.074 R)
• M72: 28,760,041 km (0.106 R)
• M73: 29,568,917 km (0.07 R)
• M74: 29,856,145 km (0.108 R)
• M75: 30,385,272 km (0.115 R)
• M76: 31,306,496 km (0.092 R)
• M77: 31,404,034 km (0.084 R)
• M78: 32,040,274 km (0.106 R)
• M79: 32,335,281 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.5

Radius: 10.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.47 AU - 4.97 AU

Year: 6727 Days

Day: 9.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 46,537,280 km

• M1: 158,125 km (0.072 R)
• M2: 243,097 km (0.068 R)
• M3: 322,683 km (0.102 R)
• M4: 395,836 km (0.074 R)
• M5: 508,184 km (0.083 R)
• M6: 644,617 km (0.091 R)
• M7: 730,486 km (0.117 R)
• M8: 833,859 km (0.091 R)
• M9: 1,190,051 km (0.104 R)
• M10: 1,507,797 km (0.042 R)
• M11: 1,711,400 km (0.073 R)
• M12: 1,834,369 km (0.111 R)
• M13: 2,145,533 km (0.095 R)
• M14: 2,513,095 km (0.027 R)
• M15: 2,714,753 km (0.032 R)
• M16: 3,461,844 km (0.067 R)
• M17: 3,551,154 km (0.076 R)
• M18: 3,686,540 km (0.115 R)
• M19: 4,269,523 km (0.085 R)
• M20: 4,365,415 km (0.034 R)
• M21: 5,006,742 km (0.032 R)
• M22: 5,082,737 km (0.115 R)
• M23: 5,442,071 km (0.115 R)
• M24: 5,756,825 km (0.094 R)
• M25: 6,158,496 km (0.118 R)
• M26: 6,294,480 km (0.078 R)
• M27: 6,792,192 km (0.113 R)
• M28: 6,932,665 km (0.112 R)
• M29: 7,216,601 km (0.096 R)
• M30: 7,504,428 km (0.098 R)
• M31: 7,884,257 km (0.077 R)
• M32: 8,662,614 km (0.08 R)
• M33: 9,153,744 km (0.07 R)
• M34: 9,622,584 km (0.05 R)
• M35: 9,717,279 km (0.113 R)
• M36: 9,843,989 km (0.097 R)
• M37: 10,003,161 km (0.119 R)
• M38: 10,453,450 km (0.102 R)
• M39: 10,746,513 km (0.1 R)
• M40: 11,340,715 km (0.055 R)
• M41: 11,474,157 km (0.107 R)
• M42: 11,641,856 km (0.119 R)
• M43: 12,251,916 km (0.081 R)
• M44: 12,320,432 km (0.075 R)
• M45: 12,699,064 km (0.116 R)
• M46: 13,574,062 km (0.076 R)
• M47: 14,036,619 km (0.086 R)
• M48: 14,685,724 km (0.118 R)
• M49: 15,014,091 km (0.05 R)
• M50: 16,050,804 km (0.091 R)
• M51: 16,238,250 km (0.109 R)
• M52: 18,192,597 km (0.114 R)
• M53: 18,427,466 km (0.074 R)
• M54: 18,781,564 km (0.056 R)
• M55: 19,018,826 km (0.111 R)
• M56: 19,336,722 km (0.11 R)
• M57: 19,857,173 km (0.091 R)
• M58: 19,937,656 km (0.068 R)
• M59: 20,341,720 km (0.062 R)
• M60: 20,422,802 km (0.1 R)
• M61: 20,585,415 km (0.077 R)
• M62: 21,446,052 km (0.079 R)
• M63: 21,652,646 km (0.079 R)
• M64: 23,033,135 km (0.089 R)
• M65: 23,669,973 km (0.094 R)
• M66: 24,441,749 km (0.082 R)
• M67: 27,029,194 km (0.105 R)
• M68: 27,207,814 km (0.117 R)
• M69: 27,386,733 km (0.118 R)
• M70: 27,476,342 km (0.04 R)
• M71: 28,423,296 km (0.114 R)
• M72: 28,559,430 km (0.093 R)
• M73: 29,060,583 km (0.08 R)
• M74: 29,197,615 km (0.052 R)
• M75: 29,932,888 km (0.109 R)
• M76: 30,395,445 km (0.099 R)
• M77: 31,140,442 km (0.109 R)
• M78: 31,280,915 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.2

Radius: 5.6

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.78 AU - 7.56 AU

Year: 12595 Days

Day: 20.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 46,537,280 km

• M1: 154,983 km (0.092 R)
• M2: 211,083 km (0.051 R)
• M3: 323,281 km (0.07 R)
• M4: 387,010 km (0.08 R)
• M5: 685,457 km (0.079 R)
• M6: 1,366,277 km (0.062 R)
• M7: 1,473,389 km (0.105 R)
• M8: 1,929,214 km (0.084 R)
• M9: 2,374,567 km (0.083 R)
• M10: 2,769,206 km (0.044 R)
• M11: 2,960,392 km (0.118 R)
• M12: 3,707,334 km (0.092 R)
• M13: 3,767,174 km (0.107 R)
• M14: 4,541,343 km (0.116 R)
• M15: 5,029,032 km (0.086 R)
• M16: 5,704,765 km (0.103 R)
• M17: 6,516,633 km (0.106 R)
• M18: 6,734,298 km (0.096 R)
• M19: 7,102,458 km (0.094 R)
• M20: 7,439,353 km (0.059 R)
• M21: 7,858,227 km (0.036 R)
• M22: 7,896,673 km (0.062 R)
• M23: 8,323,925 km (0.118 R)
• M24: 8,560,140 km (0.12 R)
• M25: 8,758,656 km (0.077 R)
• M26: 8,878,484 km (0.094 R)
• M27: 9,039,152 km (0.072 R)
• M28: 9,119,935 km (0.087 R)
• M29: 9,526,841 km (0.072 R)
• M30: 9,608,970 km (0.086 R)
• M31: 9,981,469 km (0.111 R)
• M32: 10,485,315 km (0.096 R)
• M33: 11,430,624 km (0.081 R)
• M34: 12,046,219 km (0.112 R)
• M35: 12,402,860 km (0.096 R)
• M36: 12,492,469 km (0.03 R)
• M37: 12,853,449 km (0.089 R)
• M38: 13,035,210 km (0.109 R)
• M39: 13,217,869 km (0.081 R)
• M40: 13,309,423 km (0.1 R)
• M41: 13,355,350 km (0.065 R)
• M42: 13,401,276 km (0.099 R)
• M43: 13,493,429 km (0.091 R)
• M44: 14,143,581 km (0.075 R)
• M45: 15,426,084 km (0.106 R)
• M46: 15,813,243 km (0.074 R)
• M47: 17,393,595 km (0.09 R)
• M48: 17,745,898 km (0.085 R)
• M49: 18,100,594 km (0.099 R)
• M50: 18,406,522 km (0.06 R)
• M51: 18,457,684 km (0.089 R)
• M52: 18,817,019 km (0.098 R)
• M53: 18,920,092 km (0.081 R)
• M54: 19,438,448 km (0.086 R)
• M55: 19,699,347 km (0.097 R)
• M56: 19,751,706 km (0.116 R)
• M57: 20,330,201 km (0.064 R)
• M58: 20,542,032 km (0.081 R)
• M59: 22,590,176 km (0.098 R)
• M60: 22,699,682 km (0.113 R)
• M61: 23,250,351 km (0.08 R)
• M62: 24,815,295 km (0.064 R)
• M63: 26,068,626 km (0.064 R)
• M64: 27,927,978 km (0.11 R)
• M65: 27,986,770 km (0.11 R)
• M66: 28,754,805 km (0.075 R)
• M67: 29,709,688 km (0.096 R)
• M68: 29,769,677 km (0.114 R)
• M69: 31,100,350 km (0.077 R)
• M70: 31,344,344 km (0.107 R)
• M71: 32,141,701 km (0.085 R)
• M72: 32,203,335 km (0.098 R)
• M73: 33,443,950 km (0.106 R)
• M74: 34,447,602 km (0.079 R)
• M75: 35,779,921 km (0.079 R)
• M76: 35,907,678 km (0.096 R)
• M77: 36,227,817 km (0.076 R)
• M78: 38,363,925 km (0.063 R)
• M79: 38,560,198 km (0.091 R)
• M80: 39,216,633 km (0.109 R)
• M81: 39,546,197 km (0.093 R)
• M82: 39,612,170 km (0.097 R)
• M83: 39,744,414 km (0.065 R)
• M84: 39,810,537 km (0.103 R)
• M85: 40,540,574 km (0.113 R)
• M86: 40,807,158 km (0.118 R)
• M87: 42,283,539 km (0.072 R)
• M88: 42,553,862 km (0.052 R)
• M89: 42,960,320 km (0.075 R)
• M90: 43,164,072 km (0.09 R)
• M91: 43,436,340 km (0.088 R)
• M92: 43,504,407 km (0.099 R)
• M93: 46,050,264 km (0.098 R)
• M94: 46,397,929 km (0.054 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 16,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit