🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.48 AU - 0.56 AU

Year: 242 Days

Day: 12.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.46 AU - 0.68 AU

Year: 278 Days

Day: 14.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.6

Radius: 13.8

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.84 AU - 1.08 AU

Year: 607 Days

Day: 6.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,374,664 km

• M1: 171,738 km (0.113 R)
• M2: 274,662 km (0.077 R)
• M3: 385,065 km (0.031 R)
• M4: 497,413 km (0.059 R)
• M5: 602,730 km (0.047 R)
• M6: 691,741 km (0.091 R)
• M7: 835,355 km (0.102 R)
• M8: 943,215 km (0.12 R)
• M9: 1,041,201 km (0.039 R)
• M10: 1,149,211 km (0.113 R)
• M11: 1,357,301 km (0.113 R)
• M12: 1,532,481 km (0.109 R)
• M13: 1,660,985 km (0.035 R)
• M14: 1,796,820 km (0.066 R)
• M15: 1,932,954 km (0.068 R)
• M16: 2,037,224 km (0.083 R)
• M17: 2,171,563 km (0.073 R)
• M18: 2,284,509 km (0.115 R)
• M19: 2,474,349 km (0.095 R)
• M20: 2,652,370 km (0.106 R)
• M21: 2,839,218 km (0.118 R)
• M22: 2,927,630 km (0.099 R)
• M23: 3,116,423 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.3

Radius: 12.1

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.98 AU - 2.98 AU

Year: 2522 Days

Day: 12.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 56,374,664 km

• M1: 176,226 km (0.045 R)
• M2: 279,000 km (0.046 R)
• M3: 362,176 km (0.107 R)
• M4: 535,710 km (0.101 R)
• M5: 699,071 km (0.09 R)
• M6: 862,731 km (0.081 R)
• M7: 982,559 km (0.055 R)
• M8: 1,355,955 km (0.045 R)
• M9: 1,431,502 km (0.063 R)
• M10: 1,553,574 km (0.069 R)
• M11: 1,832,125 km (0.077 R)
• M12: 1,928,616 km (0.049 R)
• M13: 2,014,635 km (0.054 R)
• M14: 2,241,724 km (0.112 R)
• M15: 2,319,216 km (0.09 R)
• M16: 2,437,398 km (0.075 R)
• M17: 2,721,185 km (0.071 R)
• M18: 2,972,958 km (0.106 R)
• M19: 3,217,850 km (0.102 R)
• M20: 3,514,652 km (0.08 R)
• M21: 3,590,199 km (0.118 R)
• M22: 4,071,156 km (0.107 R)
• M23: 4,457,717 km (0.091 R)
• M24: 4,556,302 km (0.064 R)
• M25: 4,655,486 km (0.058 R)
• M26: 5,179,976 km (0.088 R)
• M27: 5,266,294 km (0.068 R)
• M28: 5,370,564 km (0.117 R)
• M29: 5,475,581 km (0.086 R)
• M30: 5,581,197 km (0.115 R)
• M31: 5,705,364 km (0.081 R)
• M32: 6,174,652 km (0.082 R)
• M33: 6,266,356 km (0.086 R)
• M34: 6,451,109 km (0.119 R)
• M35: 7,246,820 km (0.1 R)
• M36: 7,343,610 km (0.11 R)
• M37: 7,538,536 km (0.034 R)
• M38: 7,933,624 km (0.082 R)
• M39: 8,073,498 km (0.103 R)
• M40: 8,335,444 km (0.046 R)
• M41: 8,416,675 km (0.114 R)
• M42: 8,498,057 km (0.08 R)
• M43: 9,347,922 km (0.037 R)
• M44: 9,900,985 km (0.074 R)
• M45: 10,030,238 km (0.056 R)
• M46: 10,159,939 km (0.051 R)
• M47: 10,596,316 km (0.11 R)
• M48: 10,927,676 km (0.042 R)
• M49: 11,195,157 km (0.112 R)
• M50: 11,397,263 km (0.113 R)
• M51: 11,896,471 km (0.092 R)
• M52: 12,264,033 km (0.094 R)
• M53: 13,033,864 km (0.05 R)
• M54: 13,246,443 km (0.117 R)
• M55: 13,365,223 km (0.118 R)
• M56: 13,508,089 km (0.067 R)
• M57: 13,651,404 km (0.107 R)
• M58: 14,571,132 km (0.113 R)
• M59: 14,989,108 km (0.111 R)
• M60: 15,561,021 km (0.052 R)
• M61: 15,786,615 km (0.086 R)
• M62: 15,887,294 km (0.09 R)
• M63: 16,572,452 km (0.111 R)
• M64: 16,854,295 km (0.11 R)
• M65: 16,982,949 km (0.086 R)
• M66: 17,396,886 km (0.074 R)
• M67: 17,474,826 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.4

Radius: 9.3

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.78 AU - 4.26 AU

Year: 4264 Days

Day: 7.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 56,374,664 km

• M1: 126,859 km (0.068 R)
• M2: 293,212 km (0.11 R)
• M3: 375,491 km (0.071 R)
• M4: 512,672 km (0.112 R)
• M5: 578,495 km (0.117 R)
• M6: 719,865 km (0.113 R)
• M7: 1,384,229 km (0.113 R)
• M8: 1,479,822 km (0.098 R)
• M9: 1,634,806 km (0.117 R)
• M10: 1,706,912 km (0.106 R)
• M11: 1,795,174 km (0.099 R)
• M12: 2,084,347 km (0.118 R)
• M13: 2,339,561 km (0.085 R)
• M14: 2,689,919 km (0.069 R)
• M15: 2,775,788 km (0.092 R)
• M16: 2,862,705 km (0.075 R)
• M17: 3,110,738 km (0.098 R)
• M18: 3,665,597 km (0.07 R)
• M19: 3,761,190 km (0.108 R)
• M20: 3,857,531 km (0.106 R)
• M21: 3,954,769 km (0.107 R)
• M22: 4,111,997 km (0.051 R)
• M23: 4,231,226 km (0.085 R)
• M24: 4,782,195 km (0.118 R)
• M25: 5,119,538 km (0.058 R)
• M26: 5,355,903 km (0.119 R)
• M27: 5,508,194 km (0.118 R)
• M28: 5,973,742 km (0.12 R)
• M29: 6,063,950 km (0.098 R)
• M30: 6,154,456 km (0.108 R)
• M31: 6,314,077 km (0.053 R)
• M32: 6,428,968 km (0.103 R)
• M33: 6,754,194 km (0.074 R)
• M34: 7,013,597 km (0.098 R)
• M35: 7,132,677 km (0.098 R)
• M36: 7,348,547 km (0.12 R)
• M37: 7,566,660 km (0.044 R)
• M38: 8,283,832 km (0.119 R)
• M39: 8,561,486 km (0.108 R)
• M40: 8,765,388 km (0.084 R)
• M41: 9,412,997 km (0.091 R)
• M42: 9,835,611 km (0.074 R)
• M43: 9,942,274 km (0.089 R)
• M44: 10,102,793 km (0.1 R)
• M45: 10,535,430 km (0.055 R)
• M46: 10,699,240 km (0.093 R)
• M47: 10,781,519 km (0.109 R)
• M48: 11,558,979 km (0.103 R)
• M49: 11,728,024 km (0.083 R)
• M50: 11,812,846 km (0.086 R)
• M51: 12,211,225 km (0.063 R)
• M52: 12,498,453 km (0.047 R)
• M53: 12,759,053 km (0.053 R)
• M54: 13,138,433 km (0.083 R)
• M55: 13,403,371 km (0.065 R)
• M56: 13,462,462 km (0.066 R)
• M57: 13,729,494 km (0.082 R)
• M58: 13,878,494 km (0.107 R)
• M59: 13,998,172 km (0.071 R)
• M60: 14,450,107 km (0.11 R)
• M61: 14,723,422 km (0.098 R)
• M62: 14,784,458 km (0.03 R)
• M63: 15,896,719 km (0.079 R)
• M64: 15,959,250 km (0.051 R)
• M65: 16,241,990 km (0.063 R)
• M66: 16,304,971 km (0.088 R)
• M67: 16,939,864 km (0.102 R)
• M68: 17,647,462 km (0.075 R)
• M69: 18,693,900 km (0.117 R)
• M70: 18,958,688 km (0.107 R)
• M71: 19,224,673 km (0.101 R)
• M72: 19,324,754 km (0.033 R)
• M73: 20,064,066 km (0.097 R)
• M74: 20,607,406 km (0.028 R)
• M75: 20,915,278 km (0.096 R)
• M76: 21,535,361 km (0.106 R)
• M77: 21,986,997 km (0.102 R)
• M78: 22,266,596 km (0.036 R)
• M79: 22,512,086 km (0.087 R)
• M80: 22,829,084 km (0.056 R)
• M81: 23,360,755 km (0.068 R)
• M82: 23,824,807 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.6

Radius: 9.6

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 3.5 AU - 4.06 AU

Year: 4745 Days

Day: 7.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 56,374,664 km

• M1: 209,587 km (0.09 R)
• M2: 333,304 km (0.057 R)
• M3: 448,794 km (0.096 R)
• M4: 588,368 km (0.117 R)
• M5: 811,419 km (0.115 R)
• M6: 881,879 km (0.052 R)
• M7: 1,018,313 km (0.052 R)
• M8: 1,336,657 km (0.05 R)
• M9: 1,445,714 km (0.04 R)
• M10: 1,507,498 km (0.117 R)
• M11: 1,583,045 km (0.077 R)
• M12: 1,857,407 km (0.105 R)
• M13: 2,062,955 km (0.116 R)
• M14: 2,275,832 km (0.087 R)
• M15: 2,421,840 km (0.048 R)
• M16: 2,496,040 km (0.072 R)
• M17: 3,036,837 km (0.094 R)
• M18: 3,214,260 km (0.034 R)
• M19: 3,461,695 km (0.078 R)
• M20: 3,922,905 km (0.104 R)
• M21: 4,081,030 km (0.03 R)
• M22: 4,241,249 km (0.065 R)
• M23: 4,313,206 km (0.06 R)
• M24: 4,846,672 km (0.059 R)
• M25: 5,130,758 km (0.052 R)
• M26: 5,400,932 km (0.058 R)
• M27: 5,577,009 km (0.099 R)
• M28: 6,362,248 km (0.115 R)
• M29: 6,652,617 km (0.067 R)
• M30: 6,799,373 km (0.115 R)
• M31: 6,947,325 km (0.074 R)
• M32: 7,011,054 km (0.085 R)
• M33: 7,181,895 km (0.088 R)
• M34: 7,375,773 km (0.076 R)
• M35: 7,462,540 km (0.081 R)
• M36: 7,724,785 km (0.093 R)
• M37: 7,790,758 km (0.109 R)
• M38: 8,529,622 km (0.072 R)
• M39: 8,620,727 km (0.058 R)
• M40: 8,849,911 km (0.066 R)
• M41: 8,942,063 km (0.061 R)
• M42: 9,384,574 km (0.12 R)
• M43: 9,667,613 km (0.114 R)
• M44: 9,810,329 km (0.068 R)
• M45: 10,073,621 km (0.104 R)
• M46: 10,412,012 km (0.108 R)
• M47: 10,485,165 km (0.096 R)
• M48: 10,926,928 km (0.07 R)
• M49: 11,249,760 km (0.043 R)
• M50: 11,349,691 km (0.099 R)
• M51: 11,424,789 km (0.1 R)
• M52: 11,777,840 km (0.102 R)
• M53: 12,108,900 km (0.083 R)
• M54: 12,365,610 km (0.088 R)
• M55: 12,468,833 km (0.103 R)
• M56: 12,572,355 km (0.102 R)
• M57: 12,702,056 km (0.086 R)
• M58: 12,884,565 km (0.119 R)
• M59: 13,278,307 km (0.095 R)
• M60: 13,357,594 km (0.1 R)
• M61: 13,463,509 km (0.102 R)
• M62: 13,729,494 km (0.046 R)
• M63: 13,970,347 km (0.086 R)
• M64: 14,077,908 km (0.074 R)
• M65: 14,402,086 km (0.074 R)
• M66: 14,483,467 km (0.116 R)
• M67: 14,565,148 km (0.03 R)
• M68: 14,810,788 km (0.078 R)
• M69: 14,975,345 km (0.089 R)
• M70: 15,085,300 km (0.117 R)
• M71: 15,333,931 km (0.063 R)
• M72: 16,031,656 km (0.066 R)
• M73: 16,682,556 km (0.092 R)
• M74: 16,825,273 km (0.036 R)
• M75: 17,025,584 km (0.108 R)
• M76: 17,660,627 km (0.098 R)
• M77: 18,303,449 km (0.111 R)
• M78: 18,480,124 km (0.089 R)
• M79: 18,598,157 km (0.085 R)
• M80: 19,341,808 km (0.111 R)
• M81: 19,822,915 km (0.04 R)
• M82: 20,399,166 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.7

Radius: 7.3

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.55 AU - 8.25 AU

Year: 11703 Days

Day: 18.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 56,374,664 km

• M1: 164,707 km (0.116 R)
• M2: 300,093 km (0.091 R)
• M3: 368,759 km (0.113 R)
• M4: 1,791,135 km (0.108 R)
• M5: 2,005,808 km (0.056 R)
• M6: 2,116,211 km (0.115 R)
• M7: 2,285,706 km (0.091 R)
• M8: 2,489,159 km (0.119 R)
• M9: 2,608,089 km (0.083 R)
• M10: 2,790,000 km (0.098 R)
• M11: 2,851,635 km (0.093 R)
• M12: 3,459,152 km (0.089 R)
• M13: 3,525,423 km (0.052 R)
• M14: 3,828,808 km (0.113 R)
• M15: 4,317,544 km (0.073 R)
• M16: 4,496,912 km (0.045 R)
• M17: 5,162,772 km (0.066 R)
• M18: 5,468,550 km (0.079 R)
• M19: 6,421,040 km (0.111 R)
• M20: 6,543,710 km (0.062 R)
• M21: 6,625,839 km (0.088 R)
• M22: 6,791,295 km (0.092 R)
• M23: 7,126,244 km (0.12 R)
• M24: 7,210,917 km (0.095 R)
• M25: 7,987,180 km (0.096 R)
• M26: 8,207,538 km (0.067 R)
• M27: 8,296,249 km (0.061 R)
• M28: 8,835,250 km (0.103 R)
• M29: 8,971,684 km (0.107 R)
• M30: 10,712,105 km (0.056 R)
• M31: 11,249,161 km (0.093 R)
• M32: 11,298,529 km (0.098 R)
• M33: 11,347,746 km (0.098 R)
• M34: 11,446,631 km (0.109 R)
• M35: 11,496,297 km (0.106 R)
• M36: 11,545,814 km (0.025 R)
• M37: 12,655,531 km (0.086 R)
• M38: 12,706,843 km (0.111 R)
• M39: 14,010,439 km (0.118 R)
• M40: 14,276,274 km (0.08 R)
• M41: 14,329,531 km (0.084 R)
• M42: 14,705,022 km (0.04 R)
• M43: 15,029,350 km (0.111 R)
• M44: 15,083,654 km (0.079 R)
• M45: 15,850,493 km (0.101 R)
• M46: 15,905,844 km (0.084 R)
• M47: 16,016,546 km (0.109 R)
• M48: 16,406,099 km (0.076 R)
• M49: 17,024,537 km (0.097 R)
• M50: 17,536,311 km (0.119 R)
• M51: 17,822,642 km (0.08 R)
• M52: 18,226,406 km (0.111 R)
• M53: 18,400,239 km (0.069 R)
• M54: 20,409,488 km (0.064 R)
• M55: 22,985,862 km (0.093 R)
• M56: 24,312,048 km (0.118 R)
• M57: 24,567,411 km (0.093 R)
• M58: 24,695,467 km (0.096 R)
• M59: 25,403,663 km (0.099 R)
• M60: 25,533,065 km (0.091 R)
• M61: 25,727,692 km (0.111 R)
• M62: 26,971,748 km (0.054 R)
• M63: 27,169,965 km (0.114 R)
• M64: 28,571,099 km (0.103 R)
• M65: 29,178,765 km (0.113 R)
• M66: 29,246,533 km (0.102 R)
• M67: 29,450,136 km (0.119 R)
• M68: 31,373,516 km (0.076 R)
• M69: 31,442,929 km (0.106 R)
• M70: 31,581,906 km (0.1 R)
• M71: 32,070,193 km (0.075 R)
• M72: 32,771,957 km (0.059 R)
• M73: 32,983,488 km (0.113 R)
• M74: 34,262,251 km (0.034 R)
• M75: 35,123,635 km (0.079 R)
• M76: 37,161,308 km (0.111 R)
• M77: 40,364,198 km (0.046 R)
• M78: 42,036,852 km (0.104 R)
• M79: 42,573,908 km (0.085 R)
• M80: 42,804,738 km (0.115 R)
• M81: 43,499,620 km (0.113 R)
• M82: 45,057,233 km (0.117 R)
• M83: 45,842,921 km (0.109 R)
• M84: 46,000,597 km (0.04 R)
• M85: 46,237,411 km (0.076 R)
• M86: 46,950,394 km (0.054 R)
• M87: 48,628,134 km (0.09 R)
• M88: 48,949,919 km (0.029 R)
• M89: 50,000,695 km (0.094 R)
• M90: 50,244,240 km (0.071 R)
• M91: 50,732,378 km (0.094 R)
• M92: 54,945,503 km (0.1 R)
• M93: 55,364,526 km (0.068 R)
• M94: 55,616,599 km (0.059 R)
• M95: 55,868,821 km (0.106 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: 271 - 14,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit