🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.44 AU - 0.7 AU

Year: 282 Days

Day: 42.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130

Radius: 13.9

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1 AU - 1 AU

Year: 656 Days

Day: 12.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 18,716,557 km

• M1: 215,421 km (0.058 R)
• M2: 374,743 km (0.115 R)
• M3: 504,594 km (0.111 R)
• M4: 614,398 km (0.082 R)
• M5: 734,077 km (0.062 R)
• M6: 978,370 km (0.108 R)
• M7: 1,076,357 km (0.11 R)
• M8: 1,205,908 km (0.068 R)
• M9: 1,295,518 km (0.083 R)
• M10: 1,516,773 km (0.052 R)
• M11: 1,654,852 km (0.062 R)
• M12: 2,026,602 km (0.116 R)
• M13: 2,220,032 km (0.11 R)
• M14: 2,378,307 km (0.053 R)
• M15: 2,524,614 km (0.097 R)
• M16: 2,993,154 km (0.117 R)
• M17: 3,100,416 km (0.114 R)
• M18: 3,289,807 km (0.084 R)
• M19: 3,435,964 km (0.079 R)
• M20: 3,560,429 km (0.073 R)
• M21: 3,722,743 km (0.109 R)
• M22: 4,111,249 km (0.043 R)
• M23: 4,199,362 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.8

Radius: 10.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.17 AU - 1.71 AU

Year: 1134 Days

Day: 7.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 18,716,557 km

• M1: 134,937 km (0.109 R)
• M2: 243,695 km (0.116 R)
• M3: 318,643 km (0.071 R)
• M4: 487,689 km (0.09 R)
• M5: 576,999 km (0.04 R)
• M6: 678,127 km (0.087 R)
• M7: 809,474 km (0.112 R)
• M8: 1,072,018 km (0.119 R)
• M9: 1,193,043 km (0.104 R)
• M10: 1,390,662 km (0.103 R)
• M11: 1,456,485 km (0.115 R)
• M12: 1,576,313 km (0.117 R)
• M13: 1,809,985 km (0.119 R)
• M14: 1,931,159 km (0.099 R)
• M15: 2,113,968 km (0.083 R)
• M16: 2,207,466 km (0.034 R)
• M17: 2,328,640 km (0.058 R)
• M18: 2,416,454 km (0.103 R)
• M19: 2,854,028 km (0.089 R)
• M20: 2,938,850 km (0.09 R)
• M21: 3,130,485 km (0.105 R)
• M22: 3,326,159 km (0.105 R)
• M23: 3,445,688 km (0.087 R)
• M24: 3,515,999 km (0.074 R)
• M25: 3,688,784 km (0.098 R)
• M26: 3,791,857 km (0.085 R)
• M27: 3,948,187 km (0.048 R)
• M28: 4,149,247 km (0.105 R)
• M29: 4,288,821 km (0.096 R)
• M30: 4,419,121 km (0.104 R)
• M31: 4,506,636 km (0.051 R)
• M32: 4,583,828 km (0.066 R)
• M33: 4,683,610 km (0.068 R)
• M34: 4,862,828 km (0.071 R)
• M35: 4,941,966 km (0.058 R)
• M36: 5,078,549 km (0.085 R)
• M37: 5,158,883 km (0.098 R)
• M38: 5,251,184 km (0.108 R)
• M39: 5,543,200 km (0.094 R)
• M40: 5,733,039 km (0.105 R)
• M41: 5,864,685 km (0.098 R)
• M42: 5,949,059 km (0.069 R)
• M43: 6,302,708 km (0.042 R)
• M44: 6,563,158 km (0.113 R)
• M45: 6,663,239 km (0.057 R)
• M46: 6,751,352 km (0.059 R)
• M47: 7,274,944 km (0.061 R)
• M48: 7,391,631 km (0.115 R)
• M49: 7,548,260 km (0.11 R)
• M50: 7,851,495 km (0.052 R)
• M51: 7,971,173 km (0.087 R)
• M52: 8,104,913 km (0.106 R)
• M53: 8,185,547 km (0.114 R)
• M54: 8,361,175 km (0.102 R)
• M55: 8,469,783 km (0.087 R)
• M56: 8,619,979 km (0.063 R)
• M57: 8,840,187 km (0.059 R)
• M58: 9,285,839 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.7

Radius: 14.4

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.62 AU - 2.4 AU

Year: 1869 Days

Day: 6.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 18,716,557 km

• M1: 179,517 km (0.115 R)
• M2: 273,166 km (0.111 R)
• M3: 371,302 km (0.104 R)
• M4: 484,697 km (0.094 R)
• M5: 674,537 km (0.095 R)
• M6: 787,483 km (0.043 R)
• M7: 931,396 km (0.117 R)
• M8: 1,093,411 km (0.101 R)
• M9: 1,247,945 km (0.075 R)
• M10: 1,410,409 km (0.113 R)
• M11: 1,503,907 km (0.119 R)
• M12: 1,687,614 km (0.12 R)
• M13: 1,899,893 km (0.112 R)
• M14: 1,993,691 km (0.085 R)
• M15: 2,429,769 km (0.083 R)
• M16: 2,520,724 km (0.119 R)
• M17: 2,647,733 km (0.108 R)
• M18: 2,860,311 km (0.089 R)
• M19: 3,289,956 km (0.107 R)
• M20: 3,700,902 km (0.118 R)
• M21: 3,832,847 km (0.107 R)
• M22: 3,952,974 km (0.1 R)
• M23: 4,128,602 km (0.116 R)
• M24: 4,251,871 km (0.095 R)
• M25: 4,376,336 km (0.083 R)
• M26: 4,530,123 km (0.105 R)
• M27: 4,671,493 km (0.078 R)
• M28: 4,857,592 km (0.101 R)
• M29: 5,046,235 km (0.117 R)
• M30: 5,148,710 km (0.118 R)
• M31: 5,415,742 km (0.113 R)
• M32: 5,948,011 km (0.044 R)
• M33: 6,103,294 km (0.118 R)
• M34: 6,322,904 km (0.087 R)
• M35: 6,465,470 km (0.067 R)
• M36: 6,721,582 km (0.101 R)
• M37: 6,883,447 km (0.115 R)
• M38: 7,210,917 km (0.091 R)
• M39: 7,543,622 km (0.058 R)
• M40: 8,052,255 km (0.1 R)
• M41: 8,189,735 km (0.026 R)
• M42: 8,397,527 km (0.087 R)
• M43: 8,730,083 km (0.083 R)
• M44: 9,102,731 km (0.118 R)
• M45: 9,498,717 km (0.043 R)
• M46: 9,863,736 km (0.039 R)
• M47: 10,103,391 km (0.046 R)
• M48: 10,251,942 km (0.102 R)
• M49: 10,382,391 km (0.119 R)
• M50: 10,532,288 km (0.116 R)
• M51: 10,645,235 km (0.092 R)
• M52: 10,758,480 km (0.082 R)
• M53: 10,872,175 km (0.113 R)
• M54: 11,062,613 km (0.032 R)
• M55: 11,427,333 km (0.118 R)
• M56: 11,679,255 km (0.113 R)
• M57: 12,011,363 km (0.118 R)
• M58: 12,267,624 km (0.085 R)
• M59: 12,366,508 km (0.095 R)
• M60: 12,545,427 km (0.097 R)
• M61: 12,926,004 km (0.098 R)
• M62: 13,067,075 km (0.103 R)
• M63: 13,432,393 km (0.065 R)
• M64: 13,945,364 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.9

Radius: 13.1

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.72 AU - 2.3 AU

Year: 1869 Days

Day: 7.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 18,716,557 km

• M1: 163,361 km (0.058 R)
• M2: 356,941 km (0.067 R)
• M3: 528,230 km (0.114 R)
• M4: 613,650 km (0.065 R)
• M5: 745,895 km (0.117 R)
• M6: 844,779 km (0.069 R)
• M7: 1,018,313 km (0.106 R)
• M8: 1,154,746 km (0.062 R)
• M9: 1,238,072 km (0.097 R)
• M10: 1,602,193 km (0.094 R)
• M11: 1,715,289 km (0.043 R)
• M12: 1,831,228 km (0.112 R)
• M13: 1,959,882 km (0.09 R)
• M14: 2,163,933 km (0.039 R)
• M15: 2,332,380 km (0.114 R)
• M16: 2,418,399 km (0.11 R)
• M17: 2,582,358 km (0.107 R)
• M18: 2,682,589 km (0.051 R)
• M19: 3,049,852 km (0.109 R)
• M20: 3,191,970 km (0.029 R)
• M21: 3,470,222 km (0.047 R)
• M22: 3,744,136 km (0.114 R)
• M23: 3,832,697 km (0.089 R)
• M24: 3,999,200 km (0.096 R)
• M25: 4,194,425 km (0.112 R)
• M26: 4,366,014 km (0.109 R)
• M27: 4,472,976 km (0.089 R)
• M28: 4,716,671 km (0.12 R)
• M29: 5,062,392 km (0.05 R)
• M30: 5,545,892 km (0.066 R)
• M31: 5,955,491 km (0.095 R)
• M32: 6,044,502 km (0.105 R)
• M33: 6,299,118 km (0.109 R)
• M34: 6,465,919 km (0.106 R)
• M35: 6,664,884 km (0.111 R)
• M36: 6,865,794 km (0.093 R)
• M37: 7,100,364 km (0.094 R)
• M38: 7,289,755 km (0.103 R)
• M39: 7,385,198 km (0.09 R)
• M40: 7,480,941 km (0.101 R)
• M41: 7,689,929 km (0.12 R)
• M42: 8,428,344 km (0.114 R)
• M43: 8,595,594 km (0.112 R)
• M44: 8,797,701 km (0.119 R)
• M45: 8,916,332 km (0.07 R)
• M46: 9,309,924 km (0.087 R)
• M47: 9,465,506 km (0.086 R)
• M48: 9,674,195 km (0.05 R)
• M49: 9,849,374 km (0.107 R)
• M50: 10,470,804 km (0.063 R)
• M51: 10,578,664 km (0.106 R)
• M52: 10,795,431 km (0.073 R)
• M53: 10,995,294 km (0.084 R)
• M54: 11,251,705 km (0.117 R)
• M55: 11,380,508 km (0.103 R)
• M56: 11,714,261 km (0.035 R)
• M57: 12,126,553 km (0.062 R)
• M58: 12,715,669 km (0.085 R)
• M59: 12,850,008 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.6

Radius: 13.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.01 AU - 2.65 AU

Year: 2333 Days

Day: 10.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 18,716,557 km

• M1: 208,839 km (0.066 R)
• M2: 364,720 km (0.1 R)
• M3: 461,809 km (0.069 R)
• M4: 878,140 km (0.07 R)
• M5: 1,031,926 km (0.076 R)
• M6: 1,302,549 km (0.105 R)
• M7: 1,492,388 km (0.065 R)
• M8: 1,837,959 km (0.058 R)
• M9: 2,289,446 km (0.117 R)
• M10: 2,549,148 km (0.115 R)
• M11: 2,876,617 km (0.111 R)
• M12: 3,008,563 km (0.109 R)
• M13: 3,385,849 km (0.073 R)
• M14: 4,119,776 km (0.042 R)
• M15: 4,386,658 km (0.025 R)
• M16: 4,642,022 km (0.111 R)
• M17: 4,919,975 km (0.107 R)
• M18: 5,043,393 km (0.066 R)
• M19: 5,510,587 km (0.114 R)
• M20: 5,601,991 km (0.082 R)
• M21: 5,954,294 km (0.077 R)
• M22: 6,486,713 km (0.12 R)
• M23: 6,661,144 km (0.112 R)
• M24: 6,837,071 km (0.075 R)
• M25: 6,955,254 km (0.106 R)
• M26: 7,094,081 km (0.111 R)
• M27: 7,233,805 km (0.102 R)
• M28: 7,597,328 km (0.082 R)
• M29: 7,966,835 km (0.076 R)
• M30: 8,112,094 km (0.06 R)
• M31: 8,237,457 km (0.1 R)
• M32: 8,511,072 km (0.051 R)
• M33: 8,959,416 km (0.098 R)
• M34: 9,067,426 km (0.033 R)
• M35: 9,371,858 km (0.04 R)
• M36: 9,635,599 km (0.101 R)
• M37: 9,857,153 km (0.102 R)
• M38: 10,669,021 km (0.038 R)
• M39: 10,829,390 km (0.051 R)
• M40: 11,036,882 km (0.118 R)
• M41: 11,245,571 km (0.091 R)
• M42: 11,832,294 km (0.069 R)
• M43: 11,950,775 km (0.09 R)
• M44: 12,069,706 km (0.088 R)
• M45: 12,380,869 km (0.103 R)
• M46: 13,035,510 km (0.089 R)
• M47: 13,182,415 km (0.094 R)
• M48: 14,101,245 km (0.083 R)
• M49: 14,530,441 km (0.1 R)
• M50: 15,583,012 km (0.104 R)
• M51: 15,791,252 km (0.116 R)
• M52: 15,921,851 km (0.102 R)
• M53: 16,500,944 km (0.086 R)
• M54: 16,713,224 km (0.055 R)
• M55: 16,926,401 km (0.1 R)
• M56: 17,194,181 km (0.066 R)
• M57: 17,382,525 km (0.06 R)
• M58: 17,734,080 km (0.096 R)
• M59: 18,306,890 km (0.109 R)
• M60: 18,416,695 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.1

Radius: 10.6

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.47 AU - 2.97 AU

Year: 2943 Days

Day: 12.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 18,716,557 km

• M1: 144,811 km (0.034 R)
• M2: 235,317 km (0.077 R)
• M3: 340,036 km (0.103 R)
• M4: 572,062 km (0.035 R)
• M5: 686,654 km (0.059 R)
• M6: 1,058,854 km (0.067 R)
• M7: 1,256,772 km (0.075 R)
• M8: 1,605,933 km (0.072 R)
• M9: 1,713,045 km (0.063 R)
• M10: 2,010,595 km (0.053 R)
• M11: 2,284,659 km (0.11 R)
• M12: 2,351,679 km (0.039 R)
• M13: 2,419,446 km (0.109 R)
• M14: 2,501,725 km (0.112 R)
• M15: 2,811,094 km (0.082 R)
• M16: 2,883,200 km (0.092 R)
• M17: 2,955,904 km (0.074 R)
• M18: 3,575,539 km (0.051 R)
• M19: 3,844,216 km (0.115 R)
• M20: 3,940,707 km (0.117 R)
• M21: 4,070,558 km (0.059 R)
• M22: 4,434,978 km (0.069 R)
• M23: 4,810,020 km (0.044 R)
• M24: 4,879,284 km (0.067 R)
• M25: 5,124,475 km (0.078 R)
• M26: 5,445,811 km (0.076 R)
• M27: 5,608,873 km (0.101 R)
• M28: 5,940,083 km (0.082 R)
• M29: 6,467,864 km (0.047 R)
• M30: 6,756,887 km (0.069 R)
• M31: 6,854,275 km (0.084 R)
• M32: 7,487,822 km (0.06 R)
• M33: 7,914,027 km (0.089 R)
• M34: 8,037,146 km (0.082 R)
• M35: 8,896,137 km (0.084 R)
• M36: 9,002,800 km (0.08 R)
• M37: 9,110,062 km (0.098 R)
• M38: 9,217,622 km (0.034 R)
• M39: 9,652,354 km (0.085 R)
• M40: 9,960,525 km (0.096 R)
• M41: 10,093,668 km (0.108 R)
• M42: 10,182,828 km (0.092 R)
• M43: 10,677,398 km (0.117 R)
• M44: 10,904,787 km (0.093 R)
• M45: 11,133,822 km (0.118 R)
• M46: 11,877,473 km (0.097 R)
• M47: 12,398,073 km (0.068 R)
• M48: 12,469,731 km (0.109 R)
• M49: 12,781,492 km (0.099 R)
• M50: 12,853,748 km (0.091 R)
• M51: 13,388,112 km (0.093 R)
• M52: 14,503,813 km (0.075 R)
• M53: 14,604,492 km (0.112 R)
• M54: 14,781,167 km (0.036 R)
• M55: 15,417,856 km (0.101 R)
• M56: 15,546,211 km (0.095 R)
• M57: 15,649,284 km (0.106 R)
• M58: 15,752,506 km (0.072 R)
• M59: 16,402,659 km (0.115 R)
• M60: 16,586,365 km (0.042 R)
• M61: 17,327,772 km (0.088 R)
• M62: 17,568,475 km (0.118 R)
• M63: 17,971,940 km (0.096 R)
• M64: 18,080,099 km (0.116 R)
• M65: 18,188,408 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.1

Radius: 13.7

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.63 AU - 5.61 AU

Year: 6514 Days

Day: 10.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 18,716,557 km

• M1: 235,018 km (0.117 R)
• M2: 341,532 km (0.069 R)
• M3: 456,722 km (0.069 R)
• M4: 590,014 km (0.086 R)
• M5: 730,636 km (0.098 R)
• M6: 837,748 km (0.109 R)
• M7: 1,059,751 km (0.112 R)
• M8: 1,258,567 km (0.075 R)
• M9: 1,390,811 km (0.082 R)
• M10: 1,504,955 km (0.12 R)
• M11: 1,804,450 km (0.082 R)
• M12: 1,904,381 km (0.118 R)
• M13: 2,045,152 km (0.096 R)
• M14: 2,419,446 km (0.101 R)
• M15: 2,544,510 km (0.054 R)
• M16: 2,918,206 km (0.119 R)
• M17: 3,007,067 km (0.071 R)
• M18: 3,157,113 km (0.104 R)
• M19: 3,279,036 km (0.064 R)
• M20: 3,511,810 km (0.087 R)
• M21: 4,043,630 km (0.114 R)
• M22: 4,310,663 km (0.102 R)
• M23: 4,429,294 km (0.11 R)
• M24: 4,950,493 km (0.066 R)
• M25: 5,092,760 km (0.107 R)
• M26: 5,290,828 km (0.032 R)
• M27: 5,399,885 km (0.04 R)
• M28: 5,583,292 km (0.119 R)
• M29: 5,694,443 km (0.105 R)
• M30: 5,825,042 km (0.073 R)
• M31: 6,108,081 km (0.046 R)
• M32: 6,203,525 km (0.046 R)
• M33: 6,865,645 km (0.097 R)
• M34: 6,984,874 km (0.116 R)
• M35: 7,185,036 km (0.1 R)
• M36: 7,529,859 km (0.068 R)
• M37: 7,632,334 km (0.06 R)
• M38: 8,511,221 km (0.078 R)
• M39: 8,703,754 km (0.084 R)
• M40: 9,180,672 km (0.112 R)
• M41: 9,466,404 km (0.113 R)
• M42: 9,554,966 km (0.116 R)
• M43: 10,001,814 km (0.112 R)
• M44: 10,295,924 km (0.055 R)
• M45: 10,869,632 km (0.088 R)
• M46: 11,359,714 km (0.097 R)
• M47: 11,714,112 km (0.086 R)
• M48: 11,952,421 km (0.111 R)
• M49: 12,555,300 km (0.085 R)
• M50: 12,677,073 km (0.037 R)
• M51: 13,465,903 km (0.065 R)
• M52: 13,565,535 km (0.053 R)
• M53: 13,992,038 km (0.095 R)
• M54: 14,346,735 km (0.041 R)
• M55: 14,678,693 km (0.053 R)
• M56: 15,013,194 km (0.078 R)
• M57: 15,194,357 km (0.034 R)
• M58: 15,428,328 km (0.083 R)
• M59: 15,637,316 km (0.071 R)
• M60: 16,323,072 km (0.092 R)
• M61: 16,562,878 km (0.08 R)
• M62: 16,669,691 km (0.118 R)
• M63: 17,180,717 km (0.079 R)
• M64: 17,560,546 km (0.116 R)
• M65: 18,025,496 km (0.114 R)
• M66: 18,273,230 km (0.078 R)
• M67: 18,660,988 km (0.054 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: 270 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit