🌌 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: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.42 AU - 0.62 AU

Year: 238 Days

Day: 35.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.6

Radius: 14.4

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.55 AU - 0.85 AU

Year: 372 Days

Day: 8.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,107,445 km

• M1: 200,611 km (0.1 R)
• M2: 304,432 km (0.065 R)
• M3: 442,959 km (0.115 R)
• M4: 541,694 km (0.057 R)
• M5: 655,687 km (0.101 R)
• M6: 749,336 km (0.095 R)
• M7: 888,462 km (0.09 R)
• M8: 992,432 km (0.109 R)
• M9: 1,138,889 km (0.092 R)
• M10: 1,246,300 km (0.094 R)
• M11: 1,652,458 km (0.105 R)
• M12: 1,805,198 km (0.051 R)
• M13: 1,962,874 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.3

Radius: 10.4

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.8 AU - 1.18 AU

Year: 626 Days

Day: 11.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,107,445 km

• M1: 131,048 km (0.074 R)
• M2: 230,530 km (0.063 R)
• M3: 338,839 km (0.119 R)
• M4: 434,432 km (0.063 R)
• M5: 507,885 km (0.06 R)
• M6: 589,116 km (0.083 R)
• M7: 681,119 km (0.069 R)
• M8: 1,053,019 km (0.098 R)
• M9: 1,139,637 km (0.119 R)
• M10: 1,316,611 km (0.068 R)
• M11: 1,491,341 km (0.068 R)
• M12: 1,593,666 km (0.084 R)
• M13: 1,669,811 km (0.07 R)
• M14: 1,788,742 km (0.108 R)
• M15: 1,940,284 km (0.061 R)
• M16: 2,162,437 km (0.088 R)
• M17: 2,260,873 km (0.108 R)
• M18: 2,342,553 km (0.106 R)
• M19: 2,457,594 km (0.066 R)
• M20: 2,626,789 km (0.1 R)
• M21: 2,708,021 km (0.112 R)
• M22: 2,829,045 km (0.064 R)
• M23: 2,902,647 km (0.057 R)
• M24: 2,981,785 km (0.117 R)
• M25: 3,111,935 km (0.045 R)
• M26: 3,193,017 km (0.113 R)
• M27: 3,285,020 km (0.064 R)
• M28: 3,519,140 km (0.1 R)
• M29: 3,678,312 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 10

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.65 AU - 2.55 AU

Year: 1935 Days

Day: 6.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 54,107,445 km

• M1: 127,457 km (0.117 R)
• M2: 204,799 km (0.096 R)
• M3: 407,505 km (0.114 R)
• M4: 506,987 km (0.106 R)
• M5: 578,645 km (0.117 R)
• M6: 654,191 km (0.037 R)
• M7: 740,509 km (0.072 R)
• M8: 977,772 km (0.063 R)
• M9: 1,174,044 km (0.055 R)
• M10: 1,264,551 km (0.102 R)
• M11: 1,383,332 km (0.103 R)
• M12: 1,452,895 km (0.092 R)
• M13: 1,734,139 km (0.075 R)
• M14: 1,847,683 km (0.035 R)
• M15: 2,082,552 km (0.093 R)
• M16: 2,163,036 km (0.08 R)
• M17: 2,296,028 km (0.106 R)
• M18: 2,358,410 km (0.114 R)
• M19: 2,516,835 km (0.115 R)
• M20: 2,744,672 km (0.087 R)
• M21: 2,822,014 km (0.118 R)
• M22: 2,889,034 km (0.091 R)
• M23: 2,967,872 km (0.081 R)
• M24: 3,139,162 km (0.104 R)
• M25: 3,243,581 km (0.109 R)
• M26: 3,372,834 km (0.108 R)
• M27: 3,467,978 km (0.088 R)
• M28: 3,685,194 km (0.108 R)
• M29: 3,894,481 km (0.063 R)
• M30: 4,107,808 km (0.099 R)
• M31: 4,299,144 km (0.076 R)
• M32: 4,931,344 km (0.087 R)
• M33: 5,148,560 km (0.089 R)
• M34: 5,564,442 km (0.111 R)
• M35: 5,890,566 km (0.113 R)
• M36: 6,005,607 km (0.098 R)
• M37: 6,354,918 km (0.093 R)
• M38: 6,561,811 km (0.077 R)
• M39: 6,666,081 km (0.107 R)
• M40: 6,740,880 km (0.071 R)
• M41: 7,103,804 km (0.036 R)
• M42: 7,613,484 km (0.055 R)
• M43: 7,707,432 km (0.112 R)
• M44: 8,134,983 km (0.065 R)
• M45: 8,619,081 km (0.118 R)
• M46: 9,062,789 km (0.117 R)
• M47: 9,262,352 km (0.11 R)
• M48: 9,480,316 km (0.096 R)
• M49: 9,649,063 km (0.096 R)
• M50: 9,938,385 km (0.093 R)
• M51: 10,161,435 km (0.106 R)
• M52: 10,299,514 km (0.106 R)
• M53: 11,123,649 km (0.08 R)
• M54: 11,319,472 km (0.096 R)
• M55: 11,444,836 km (0.12 R)
• M56: 11,751,062 km (0.09 R)
• M57: 11,877,921 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.4

Radius: 14.2

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.44 AU - 5.3 AU

Year: 6833 Days

Day: 5.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 54,107,445 km

• M1: 385,663 km (0.075 R)
• M2: 1,516,922 km (0.055 R)
• M3: 1,669,961 km (0.099 R)
• M4: 2,182,483 km (0.111 R)
• M5: 2,468,365 km (0.111 R)
• M6: 2,766,513 km (0.098 R)
• M7: 2,884,397 km (0.065 R)
• M8: 3,028,160 km (0.034 R)
• M9: 3,679,060 km (0.072 R)
• M10: 3,941,006 km (0.112 R)
• M11: 4,074,298 km (0.109 R)
• M12: 4,373,045 km (0.051 R)
• M13: 5,020,804 km (0.054 R)
• M14: 5,489,344 km (0.052 R)
• M15: 5,698,931 km (0.102 R)
• M16: 5,850,174 km (0.094 R)
• M17: 5,941,579 km (0.091 R)
• M18: 6,312,133 km (0.105 R)
• M19: 6,658,452 km (0.115 R)
• M20: 7,108,442 km (0.085 R)
• M21: 8,310,461 km (0.064 R)
• M22: 8,447,941 km (0.085 R)
• M23: 8,690,290 km (0.063 R)
• M24: 8,900,026 km (0.111 R)
• M25: 9,182,168 km (0.107 R)
• M26: 9,503,055 km (0.083 R)
• M27: 9,646,968 km (0.085 R)
• M28: 10,229,652 km (0.112 R)
• M29: 10,674,257 km (0.108 R)
• M30: 10,823,855 km (0.088 R)
• M31: 11,011,899 km (0.113 R)
• M32: 11,125,145 km (0.118 R)
• M33: 11,890,637 km (0.039 R)
• M34: 12,515,358 km (0.104 R)
• M35: 12,673,184 km (0.112 R)
• M36: 13,070,665 km (0.106 R)
• M37: 13,674,741 km (0.069 R)
• M38: 14,041,555 km (0.05 R)
• M39: 14,411,660 km (0.116 R)
• M40: 14,660,143 km (0.111 R)
• M41: 14,951,858 km (0.105 R)
• M42: 15,541,124 km (0.066 R)
• M43: 15,838,675 km (0.095 R)
• M44: 17,135,090 km (0.048 R)
• M45: 17,266,586 km (0.105 R)
• M46: 17,486,495 km (0.116 R)
• M47: 17,618,889 km (0.108 R)
• M48: 18,107,326 km (0.095 R)
• M49: 18,780,517 km (0.097 R)
• M50: 19,006,709 km (0.043 R)
• M51: 20,151,432 km (0.091 R)
• M52: 21,036,453 km (0.075 R)
• M53: 22,267,942 km (0.094 R)
• M54: 22,507,448 km (0.098 R)
• M55: 22,699,682 km (0.072 R)
• M56: 23,522,769 km (0.046 R)
• M57: 25,198,116 km (0.1 R)
• M58: 25,748,486 km (0.053 R)
• M59: 25,848,866 km (0.072 R)
• M60: 26,151,204 km (0.107 R)
• M61: 26,252,182 km (0.118 R)
• M62: 26,860,896 km (0.102 R)
• M63: 27,474,397 km (0.049 R)
• M64: 27,731,256 km (0.069 R)
• M65: 27,834,329 km (0.093 R)
• M66: 27,937,402 km (0.077 R)
• M67: 28,040,625 km (0.108 R)
• M68: 28,144,147 km (0.116 R)
• M69: 28,247,668 km (0.101 R)
• M70: 28,819,282 km (0.109 R)
• M71: 29,185,049 km (0.065 R)
• M72: 29,342,276 km (0.065 R)
• M73: 29,552,311 km (0.034 R)
• M74: 29,657,479 km (0.04 R)
• M75: 29,815,604 km (0.102 R)
• M76: 31,090,327 km (0.088 R)
• M77: 32,491,311 km (0.096 R)
• M78: 32,926,491 km (0.114 R)
• M79: 33,144,755 km (0.087 R)
• M80: 33,308,863 km (0.1 R)
• M81: 33,802,686 km (0.09 R)
• M82: 35,522,164 km (0.113 R)
• M83: 36,816,186 km (0.04 R)
• M84: 37,839,734 km (0.065 R)
• M85: 38,068,469 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.3

Radius: 8.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.58 AU - 6.42 AU

Year: 8201 Days

Day: 6.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 54,107,445 km

• M1: 177,573 km (0.074 R)
• M2: 306,825 km (0.093 R)
• M3: 534,064 km (0.028 R)
• M4: 596,896 km (0.065 R)
• M5: 781,499 km (0.101 R)
• M6: 1,007,093 km (0.09 R)
• M7: 1,229,096 km (0.106 R)
• M8: 1,339,948 km (0.118 R)
• M9: 1,428,360 km (0.109 R)
• M10: 1,843,943 km (0.032 R)
• M11: 1,900,342 km (0.103 R)
• M12: 1,957,339 km (0.091 R)
• M13: 2,043,806 km (0.115 R)
• M14: 2,116,810 km (0.106 R)
• M15: 2,220,631 km (0.053 R)
• M16: 2,418,100 km (0.118 R)
• M17: 2,797,480 km (0.095 R)
• M18: 3,263,926 km (0.12 R)
• M19: 3,332,442 km (0.113 R)
• M20: 3,808,463 km (0.042 R)
• M21: 3,990,074 km (0.071 R)
• M22: 4,063,677 km (0.032 R)
• M23: 4,156,128 km (0.106 R)
• M24: 4,249,328 km (0.12 R)
• M25: 4,399,973 km (0.06 R)
• M26: 4,590,710 km (0.078 R)
• M27: 4,667,902 km (0.083 R)
• M28: 4,842,932 km (0.111 R)
• M29: 4,921,321 km (0.066 R)
• M30: 5,219,470 km (0.034 R)
• M31: 5,833,419 km (0.119 R)
• M32: 6,212,800 km (0.082 R)
• M33: 6,687,324 km (0.096 R)
• M34: 7,106,647 km (0.107 R)
• M35: 7,443,691 km (0.082 R)
• M36: 7,511,758 km (0.06 R)
• M37: 7,785,971 km (0.042 R)
• M38: 8,604,421 km (0.061 R)
• M39: 8,891,499 km (0.109 R)
• M40: 9,108,715 km (0.062 R)
• M41: 9,278,958 km (0.081 R)
• M42: 9,352,260 km (0.04 R)
• M43: 10,045,497 km (0.084 R)
• M44: 10,271,839 km (0.068 R)
• M45: 10,398,249 km (0.073 R)
• M46: 10,499,826 km (0.088 R)
• M47: 10,909,425 km (0.113 R)
• M48: 11,298,080 km (0.112 R)
• M49: 11,533,547 km (0.085 R)
• M50: 11,665,044 km (0.101 R)
• M51: 11,956,011 km (0.061 R)
• M52: 12,035,897 km (0.048 R)
• M53: 12,115,782 km (0.106 R)
• M54: 12,491,422 km (0.085 R)
• M55: 12,707,741 km (0.045 R)
• M56: 12,870,653 km (0.064 R)
• M57: 13,336,501 km (0.108 R)
• M58: 13,419,228 km (0.117 R)
• M59: 13,557,606 km (0.091 R)
• M60: 14,369,324 km (0.078 R)
• M61: 14,454,146 km (0.067 R)
• M62: 15,196,600 km (0.089 R)
• M63: 15,776,143 km (0.114 R)
• M64: 16,807,919 km (0.083 R)
• M65: 16,897,229 km (0.057 R)
• M66: 17,046,677 km (0.08 R)
• M67: 17,286,782 km (0.116 R)
• M68: 17,437,277 km (0.092 R)
• M69: 17,983,010 km (0.107 R)
• M70: 18,842,899 km (0.045 R)
• M71: 19,841,914 km (0.087 R)
• M72: 20,507,026 km (0.092 R)
• M73: 21,082,828 km (0.087 R)

Asteroid Belt

Center: 7.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.5

Radius: 6.1

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.89 AU - 10.93 AU

Year: 18353 Days

Day: 21.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 54,107,445 km

• M1: 80,633 km (0.08 R)
• M2: 129,851 km (0.112 R)
• M3: 228,735 km (0.077 R)
• M4: 276,756 km (0.044 R)
• M5: 1,012,927 km (0.077 R)
• M6: 1,163,572 km (0.064 R)
• M7: 1,486,404 km (0.094 R)
• M8: 2,047,097 km (0.118 R)
• M9: 2,182,932 km (0.099 R)
• M10: 2,785,812 km (0.12 R)
• M11: 2,967,124 km (0.071 R)
• M12: 3,152,177 km (0.116 R)
• M13: 3,469,175 km (0.094 R)
• M14: 4,236,612 km (0.09 R)
• M15: 4,872,403 km (0.051 R)
• M16: 5,613,361 km (0.06 R)
• M17: 5,765,801 km (0.056 R)
• M18: 5,842,545 km (0.081 R)
• M19: 6,191,856 km (0.103 R)
• M20: 6,548,198 km (0.05 R)
• M21: 8,339,932 km (0.051 R)
• M22: 8,426,848 km (0.033 R)
• M23: 8,601,429 km (0.1 R)
• M24: 8,645,261 km (0.072 R)
• M25: 8,865,469 km (0.114 R)
• M26: 9,628,269 km (0.114 R)
• M27: 10,505,510 km (0.091 R)
• M28: 10,552,335 km (0.063 R)
• M29: 10,599,308 km (0.099 R)
• M30: 10,740,529 km (0.107 R)
• M31: 12,483,643 km (0.073 R)
• M32: 12,832,655 km (0.101 R)
• M33: 12,983,300 km (0.088 R)
• M34: 13,083,979 km (0.085 R)
• M35: 13,642,428 km (0.084 R)
• M36: 13,950,450 km (0.106 R)
• M37: 15,470,813 km (0.11 R)
• M38: 16,932,983 km (0.053 R)
• M39: 17,043,087 km (0.091 R)
• M40: 17,098,139 km (0.097 R)
• M41: 17,652,698 km (0.086 R)
• M42: 18,212,942 km (0.119 R)
• M43: 18,836,017 km (0.102 R)
• M44: 18,950,161 km (0.117 R)
• M45: 19,293,637 km (0.072 R)
• M46: 20,336,484 km (0.045 R)
• M47: 21,338,042 km (0.106 R)
• M48: 21,695,431 km (0.094 R)
• M49: 22,175,042 km (0.117 R)
• M50: 22,840,005 km (0.032 R)
• M51: 23,205,622 km (0.043 R)
• M52: 23,696,004 km (0.098 R)
• M53: 24,500,092 km (0.062 R)
• M54: 26,837,260 km (0.08 R)
• M55: 27,287,400 km (0.089 R)
• M56: 28,849,501 km (0.039 R)
• M57: 29,442,806 km (0.079 R)
• M58: 30,306,883 km (0.104 R)
• M59: 30,708,404 km (0.115 R)
• M60: 31,246,657 km (0.085 R)
• M61: 31,516,831 km (0.119 R)
• M62: 31,720,134 km (0.1 R)
• M63: 31,855,819 km (0.113 R)
• M64: 33,154,778 km (0.117 R)
• M65: 35,240,621 km (0.119 R)
• M66: 36,086,746 km (0.032 R)
• M67: 37,799,193 km (0.095 R)
• M68: 39,464,816 km (0.083 R)
• M69: 39,537,820 km (0.066 R)
• M70: 39,683,977 km (0.07 R)
• M71: 39,830,134 km (0.099 R)
• M72: 40,785,167 km (0.117 R)
• M73: 41,598,979 km (0.048 R)
• M74: 42,119,729 km (0.075 R)
• M75: 43,318,158 km (0.084 R)
• M76: 43,468,653 km (0.108 R)
• M77: 44,072,729 km (0.099 R)
• M78: 44,148,576 km (0.087 R)
• M79: 44,603,652 km (0.077 R)
• M80: 45,748,226 km (0.075 R)
• M81: 47,522,157 km (0.117 R)
• M82: 47,755,081 km (0.047 R)
• M83: 48,690,965 km (0.119 R)
• M84: 50,106,161 km (0.105 R)
• M85: 50,422,411 km (0.05 R)
• M86: 50,898,132 km (0.105 R)
• M87: 50,977,569 km (0.039 R)
• M88: 51,057,155 km (0.078 R)
• M89: 51,854,063 km (0.112 R)
• M90: 52,174,053 km (0.107 R)
• M91: 52,334,272 km (0.086 R)
• M92: 53,541,078 km (0.033 R)
• M93: 53,621,861 km (0.042 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 18,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit