🌌 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: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.5 AU - 0.6 AU

Year: 263 Days

Day: 17.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,347,168 km

• M1: 85,570 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.8

Radius: 8.6

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.57 AU - 0.81 AU

Year: 370 Days

Day: 8.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,347,168 km

• M1: 108,309 km (0.059 R)
• M2: 224,397 km (0.061 R)
• M3: 281,543 km (0.109 R)
• M4: 402,418 km (0.105 R)
• M5: 481,406 km (0.103 R)
• M6: 695,780 km (0.053 R)
• M7: 784,641 km (0.094 R)
• M8: 858,692 km (0.078 R)
• M9: 918,232 km (0.034 R)
• M10: 1,111,063 km (0.106 R)
• M11: 1,174,044 km (0.1 R)
• M12: 1,246,150 km (0.116 R)
• M13: 1,300,753 km (0.108 R)
• M14: 1,559,109 km (0.064 R)
• M15: 1,753,885 km (0.095 R)
• M16: 1,969,306 km (0.061 R)
• M17: 2,026,902 km (0.089 R)
• M18: 2,193,254 km (0.074 R)
• M19: 2,303,358 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781

Radius: 13.8

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.76 AU - 0.94 AU

Year: 506 Days

Day: 8.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 47,347,168 km

• M1: 172,786 km (0.074 R)
• M2: 262,544 km (0.102 R)
• M3: 360,980 km (0.098 R)
• M4: 473,926 km (0.05 R)
• M5: 563,535 km (0.101 R)
• M6: 711,637 km (0.093 R)
• M7: 860,786 km (0.03 R)
• M8: 956,828 km (0.097 R)
• M9: 1,046,886 km (0.068 R)
• M10: 1,171,800 km (0.108 R)
• M11: 1,258,118 km (0.057 R)
• M12: 1,554,621 km (0.057 R)
• M13: 1,674,748 km (0.085 R)
• M14: 1,760,917 km (0.103 R)
• M15: 1,970,054 km (0.119 R)
• M16: 2,068,041 km (0.098 R)
• M17: 2,214,647 km (0.119 R)
• M18: 2,525,810 km (0.036 R)
• M19: 2,719,540 km (0.052 R)
• M20: 2,807,204 km (0.118 R)
• M21: 3,114,179 km (0.096 R)
• M22: 3,206,032 km (0.081 R)
• M23: 3,314,490 km (0.087 R)
• M24: 3,567,161 km (0.057 R)
• M25: 3,663,502 km (0.067 R)
• M26: 3,859,027 km (0.065 R)
• M27: 4,133,539 km (0.061 R)
• M28: 4,311,560 km (0.092 R)
• M29: 4,509,628 km (0.095 R)
• M30: 4,622,873 km (0.061 R)
• M31: 4,807,926 km (0.111 R)
• M32: 4,914,739 km (0.115 R)
• M33: 5,058,502 km (0.077 R)
• M34: 5,149,009 km (0.101 R)
• M35: 5,647,469 km (0.113 R)
• M36: 5,836,112 km (0.111 R)
• M37: 6,074,870 km (0.045 R)
• M38: 6,258,427 km (0.099 R)
• M39: 6,720,535 km (0.099 R)
• M40: 6,820,317 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.3

Radius: 12.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.88 AU - 1.04 AU

Year: 607 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 47,347,168 km

• M1: 159,172 km (0.082 R)
• M2: 249,230 km (0.107 R)
• M3: 371,152 km (0.052 R)
• M4: 468,840 km (0.099 R)
• M5: 553,063 km (0.115 R)
• M6: 666,309 km (0.105 R)
• M7: 784,491 km (0.076 R)
• M8: 1,003,203 km (0.063 R)
• M9: 1,113,457 km (0.115 R)
• M10: 1,228,049 km (0.077 R)
• M11: 1,382,284 km (0.116 R)
• M12: 1,485,357 km (0.11 R)
• M13: 1,716,037 km (0.025 R)
• M14: 1,987,857 km (0.114 R)
• M15: 2,069,687 km (0.111 R)
• M16: 2,279,722 km (0.113 R)
• M17: 2,378,157 km (0.081 R)
• M18: 2,459,239 km (0.047 R)
• M19: 2,675,558 km (0.08 R)
• M20: 2,825,605 km (0.09 R)
• M21: 2,985,226 km (0.062 R)
• M22: 3,141,106 km (0.088 R)
• M23: 3,278,886 km (0.095 R)
• M24: 3,369,542 km (0.098 R)
• M25: 3,460,947 km (0.071 R)
• M26: 3,581,971 km (0.095 R)
• M27: 3,689,831 km (0.087 R)
• M28: 3,857,381 km (0.099 R)
• M29: 3,945,793 km (0.114 R)
• M30: 4,049,914 km (0.08 R)
• M31: 4,200,259 km (0.097 R)
• M32: 4,367,809 km (0.059 R)
• M33: 4,452,332 km (0.112 R)
• M34: 4,717,419 km (0.094 R)
• M35: 4,859,836 km (0.08 R)
• M36: 5,124,625 km (0.115 R)
• M37: 5,205,856 km (0.088 R)
• M38: 5,410,805 km (0.112 R)
• M39: 5,510,138 km (0.1 R)
• M40: 5,601,692 km (0.087 R)
• M41: 5,710,600 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.2

Radius: 8.4

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.15 AU - 1.81 AU

Year: 1163 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 47,347,168 km

• M1: 133,292 km (0.117 R)
• M2: 208,539 km (0.11 R)
• M3: 265,985 km (0.069 R)
• M4: 389,553 km (0.046 R)
• M5: 457,171 km (0.101 R)
• M6: 572,361 km (0.075 R)
• M7: 715,975 km (0.056 R)
• M8: 891,304 km (0.072 R)
• M9: 964,158 km (0.076 R)
• M10: 1,059,751 km (0.054 R)
• M11: 1,577,958 km (0.073 R)
• M12: 1,725,013 km (0.107 R)
• M13: 1,791,883 km (0.111 R)
• M14: 1,971,550 km (0.078 R)
• M15: 2,085,694 km (0.066 R)
• M16: 2,166,028 km (0.084 R)
• M17: 2,238,433 km (0.113 R)
• M18: 2,320,712 km (0.058 R)
• M19: 2,376,213 km (0.105 R)
• M20: 2,441,587 km (0.108 R)
• M21: 2,602,704 km (0.101 R)
• M22: 2,689,471 km (0.091 R)
• M23: 2,816,479 km (0.056 R)
• M24: 2,885,743 km (0.113 R)
• M25: 3,230,117 km (0.104 R)
• M26: 3,313,144 km (0.09 R)
• M27: 3,470,671 km (0.113 R)
• M28: 3,771,362 km (0.111 R)
• M29: 3,946,990 km (0.119 R)
• M30: 4,306,474 km (0.059 R)
• M31: 4,363,620 km (0.1 R)
• M32: 4,606,268 km (0.059 R)
• M33: 4,841,436 km (0.072 R)
• M34: 5,141,080 km (0.094 R)
• M35: 5,213,935 km (0.095 R)
• M36: 5,274,821 km (0.075 R)
• M37: 5,385,224 km (0.104 R)
• M38: 5,633,108 km (0.117 R)
• M39: 5,783,603 km (0.113 R)
• M40: 5,859,449 km (0.067 R)
• M41: 6,360,004 km (0.037 R)
• M42: 6,425,229 km (0.098 R)
• M43: 6,556,276 km (0.072 R)
• M44: 6,674,907 km (0.107 R)
• M45: 6,781,122 km (0.1 R)
• M46: 7,539,583 km (0.114 R)
• M47: 7,761,287 km (0.11 R)
• M48: 7,900,862 km (0.108 R)
• M49: 8,041,334 km (0.064 R)
• M50: 8,210,978 km (0.11 R)
• M51: 8,296,249 km (0.097 R)
• M52: 8,482,050 km (0.088 R)
• M53: 8,799,646 km (0.071 R)
• M54: 9,106,471 km (0.092 R)
• M55: 9,342,537 km (0.108 R)
• M56: 9,401,927 km (0.115 R)
• M57: 9,715,484 km (0.076 R)
• M58: 9,820,801 km (0.109 R)
• M59: 9,987,154 km (0.092 R)
• M60: 10,139,145 km (0.074 R)
• M61: 10,276,476 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148

Radius: 13.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.48 AU - 1.86 AU

Year: 1393 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 47,347,168 km

• M1: 282,142 km (0.114 R)
• M2: 366,216 km (0.047 R)
• M3: 456,573 km (0.074 R)
• M4: 649,554 km (0.117 R)
• M5: 757,713 km (0.079 R)
• M6: 1,005,298 km (0.047 R)
• M7: 1,105,379 km (0.104 R)
• M8: 1,203,216 km (0.077 R)
• M9: 1,427,164 km (0.031 R)
• M10: 1,515,576 km (0.075 R)
• M11: 1,658,592 km (0.088 R)
• M12: 1,752,090 km (0.057 R)
• M13: 1,868,029 km (0.119 R)
• M14: 2,144,186 km (0.086 R)
• M15: 2,328,341 km (0.098 R)
• M16: 2,471,955 km (0.103 R)
• M17: 2,603,003 km (0.108 R)
• M18: 2,689,171 km (0.114 R)
• M19: 2,912,671 km (0.101 R)
• M20: 3,092,637 km (0.117 R)
• M21: 3,327,206 km (0.076 R)
• M22: 4,056,945 km (0.071 R)
• M23: 4,175,725 km (0.099 R)
• M24: 4,567,672 km (0.066 R)
• M25: 4,672,241 km (0.064 R)
• M26: 4,874,198 km (0.082 R)
• M27: 5,138,238 km (0.086 R)
• M28: 5,417,088 km (0.089 R)
• M29: 5,538,113 km (0.084 R)
• M30: 5,680,530 km (0.117 R)
• M31: 5,865,284 km (0.091 R)
• M32: 6,010,543 km (0.12 R)
• M33: 6,209,508 km (0.074 R)
• M34: 6,336,218 km (0.097 R)
• M35: 6,743,573 km (0.116 R)
• M36: 7,005,219 km (0.097 R)
• M37: 7,137,314 km (0.055 R)
• M38: 7,225,876 km (0.11 R)
• M39: 7,549,905 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.9

Radius: 13.2

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.33 AU - 3.31 AU

Year: 3058 Days

Day: 13.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 47,347,168 km

• M1: 217,665 km (0.05 R)
• M2: 309,069 km (0.102 R)
• M3: 611,706 km (0.039 R)
• M4: 742,005 km (0.057 R)
• M5: 1,402,929 km (0.106 R)
• M6: 1,512,135 km (0.043 R)
• M7: 1,596,060 km (0.101 R)
• M8: 1,725,163 km (0.082 R)
• M9: 1,842,896 km (0.103 R)
• M10: 2,055,774 km (0.095 R)
• M11: 2,149,572 km (0.073 R)
• M12: 2,439,941 km (0.108 R)
• M13: 2,606,743 km (0.027 R)
• M14: 2,777,584 km (0.115 R)
• M15: 2,899,356 km (0.117 R)
• M16: 3,094,432 km (0.118 R)
• M17: 3,330,797 km (0.117 R)
• M18: 3,497,897 km (0.085 R)
• M19: 3,648,842 km (0.114 R)
• M20: 3,744,285 km (0.108 R)
• M21: 3,918,267 km (0.115 R)
• M22: 4,682,563 km (0.114 R)
• M23: 4,849,365 km (0.07 R)
• M24: 5,167,559 km (0.066 R)
• M25: 5,427,112 km (0.067 R)
• M26: 5,602,440 km (0.06 R)
• M27: 6,368,980 km (0.08 R)
• M28: 6,764,816 km (0.066 R)
• M29: 7,096,773 km (0.118 R)
• M30: 7,458,351 km (0.118 R)
• M31: 7,555,889 km (0.111 R)
• M32: 7,950,080 km (0.061 R)
• M33: 8,300,587 km (0.116 R)
• M34: 8,707,344 km (0.113 R)
• M35: 9,042,593 km (0.068 R)
• M36: 9,382,180 km (0.062 R)
• M37: 9,726,106 km (0.067 R)
• M38: 10,074,070 km (0.11 R)
• M39: 10,699,838 km (0.107 R)
• M40: 10,948,171 km (0.049 R)
• M41: 11,059,172 km (0.109 R)
• M42: 11,310,347 km (0.097 R)
• M43: 11,450,670 km (0.11 R)
• M44: 12,103,515 km (0.077 R)
• M45: 12,681,262 km (0.062 R)
• M46: 12,973,427 km (0.052 R)
• M47: 13,327,076 km (0.07 R)
• M48: 13,594,407 km (0.05 R)
• M49: 13,743,556 km (0.072 R)
• M50: 13,893,453 km (0.098 R)
• M51: 14,620,200 km (0.096 R)
• M52: 14,773,239 km (0.073 R)
• M53: 15,328,247 km (0.101 R)
• M54: 15,452,562 km (0.115 R)
• M55: 15,608,443 km (0.049 R)
• M56: 16,237,054 km (0.087 R)
• M57: 16,363,763 km (0.093 R)
• M58: 16,490,921 km (0.104 R)
• M59: 16,745,986 km (0.105 R)
• M60: 17,034,560 km (0.082 R)
• M61: 17,389,406 km (0.066 R)
• M62: 17,519,107 km (0.112 R)
• M63: 18,073,816 km (0.116 R)
• M64: 18,303,898 km (0.116 R)
• M65: 18,601,298 km (0.049 R)
• M66: 18,866,835 km (0.105 R)
• M67: 19,100,207 km (0.118 R)
• M68: 19,334,627 km (0.046 R)
• M69: 19,502,626 km (0.11 R)
• M70: 21,591,311 km (0.03 R)
• M71: 22,080,646 km (0.087 R)
• M72: 22,928,118 km (0.053 R)
• M73: 23,034,781 km (0.104 R)
• M74: 23,141,594 km (0.108 R)
• M75: 23,284,310 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.8

Radius: 7.9

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.65 AU - 9.29 AU

Year: 14528 Days

Day: 20.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 47,347,168 km

• M1: 114,891 km (0.095 R)
• M2: 222,003 km (0.089 R)
• M3: 368,759 km (0.092 R)
• M4: 595,100 km (0.085 R)
• M5: 827,725 km (0.072 R)
• M6: 954,584 km (0.082 R)
• M7: 1,107,772 km (0.045 R)
• M8: 1,310,777 km (0.077 R)
• M9: 1,438,234 km (0.12 R)
• M10: 1,637,498 km (0.08 R)
• M11: 1,989,203 km (0.1 R)
• M12: 2,211,505 km (0.037 R)
• M13: 2,312,933 km (0.114 R)
• M14: 2,626,490 km (0.111 R)
• M15: 2,870,634 km (0.1 R)
• M16: 3,293,846 km (0.106 R)
• M17: 3,980,500 km (0.116 R)
• M18: 4,324,276 km (0.036 R)
• M19: 4,940,619 km (0.098 R)
• M20: 5,344,085 km (0.095 R)
• M21: 5,723,166 km (0.072 R)
• M22: 6,398,451 km (0.108 R)
• M23: 6,800,869 km (0.088 R)
• M24: 7,023,919 km (0.082 R)
• M25: 7,477,051 km (0.078 R)
• M26: 7,861,966 km (0.061 R)
• M27: 8,174,626 km (0.111 R)
• M28: 9,014,618 km (0.074 R)
• M29: 9,424,217 km (0.113 R)
• M30: 9,756,175 km (0.056 R)
• M31: 9,839,800 km (0.03 R)
• M32: 9,923,724 km (0.048 R)
• M33: 11,738,945 km (0.097 R)
• M34: 12,231,122 km (0.082 R)
• M35: 12,366,508 km (0.11 R)
• M36: 13,143,071 km (0.071 R)
• M37: 13,560,748 km (0.116 R)
• M38: 14,266,251 km (0.09 R)
• M39: 15,177,003 km (0.1 R)
• M40: 15,371,181 km (0.108 R)
• M41: 15,517,338 km (0.115 R)
• M42: 15,663,944 km (0.105 R)
• M43: 16,853,397 km (0.099 R)
• M44: 19,898,611 km (0.116 R)
• M45: 20,324,516 km (0.09 R)
• M46: 20,807,119 km (0.091 R)
• M47: 20,914,830 km (0.101 R)
• M48: 21,185,003 km (0.077 R)
• M49: 21,347,766 km (0.113 R)
• M50: 21,456,523 km (0.103 R)
• M51: 21,510,827 km (0.069 R)
• M52: 21,565,281 km (0.106 R)
• M53: 21,619,884 km (0.09 R)
• M54: 21,947,803 km (0.08 R)
• M55: 22,222,464 km (0.115 R)
• M56: 22,332,569 km (0.07 R)
• M57: 22,719,578 km (0.08 R)
• M58: 22,886,230 km (0.109 R)
• M59: 24,403,153 km (0.109 R)
• M60: 24,573,694 km (0.106 R)
• M61: 25,374,940 km (0.049 R)
• M62: 26,010,432 km (0.074 R)
• M63: 26,301,101 km (0.101 R)
• M64: 26,534,324 km (0.11 R)
• M65: 27,002,864 km (0.096 R)
• M66: 27,179,240 km (0.075 R)
• M67: 27,356,065 km (0.12 R)
• M68: 28,126,644 km (0.057 R)
• M69: 29,992,877 km (0.102 R)
• M70: 30,481,015 km (0.119 R)
• M71: 30,542,200 km (0.025 R)
• M72: 31,156,300 km (0.069 R)
• M73: 31,898,754 km (0.117 R)
• M74: 32,584,361 km (0.069 R)
• M75: 33,148,943 km (0.067 R)
• M76: 34,351,561 km (0.052 R)
• M77: 34,606,475 km (0.065 R)
• M78: 35,697,194 km (0.053 R)
• M79: 37,256,153 km (0.089 R)
• M80: 37,452,575 km (0.066 R)
• M81: 38,175,731 km (0.113 R)
• M82: 39,169,360 km (0.036 R)
• M83: 39,235,931 km (0.087 R)
• M84: 39,702,676 km (0.097 R)
• M85: 39,836,417 km (0.029 R)
• M86: 41,792,260 km (0.076 R)
• M87: 44,471,408 km (0.077 R)
• M88: 44,610,235 km (0.097 R)
• M89: 44,958,050 km (0.116 R)
• M90: 46,358,435 km (0.113 R)
• M91: 46,499,207 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 19,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit