🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.46 AU - 0.72 AU

Year: 293 Days

Day: 40.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,257,055 km

• M1: 595,549 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.5 AU - 0.76 AU

Year: 323 Days

Day: 25.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.5

Radius: 13.6

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.72 AU - 0.72 AU

Year: 394 Days

Day: 14.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,257,055 km

• M1: 170,242 km (0.057 R)
• M2: 316,399 km (0.11 R)
• M3: 422,464 km (0.062 R)
• M4: 507,885 km (0.074 R)
• M5: 604,375 km (0.098 R)
• M6: 725,550 km (0.04 R)
• M7: 870,959 km (0.062 R)
• M8: 976,575 km (0.036 R)
• M9: 1,147,864 km (0.107 R)
• M10: 1,303,895 km (0.114 R)
• M11: 1,409,212 km (0.054 R)
• M12: 1,535,921 km (0.094 R)
• M13: 1,714,242 km (0.054 R)
• M14: 1,840,353 km (0.085 R)
• M15: 1,929,663 km (0.113 R)
• M16: 2,092,126 km (0.11 R)
• M17: 2,201,183 km (0.044 R)
• M18: 2,430,965 km (0.082 R)
• M19: 2,562,761 km (0.086 R)
• M20: 2,685,581 km (0.109 R)
• M21: 2,966,675 km (0.078 R)
• M22: 3,090,094 km (0.087 R)
• M23: 3,197,355 km (0.114 R)
• M24: 3,324,065 km (0.112 R)
• M25: 3,483,386 km (0.079 R)
• M26: 3,570,153 km (0.083 R)
• M27: 3,790,511 km (0.086 R)
• M28: 3,963,596 km (0.112 R)
• M29: 4,060,834 km (0.034 R)
• M30: 4,304,380 km (0.095 R)
• M31: 4,404,610 km (0.111 R)
• M32: 4,661,769 km (0.061 R)
• M33: 4,757,811 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.5

Radius: 10.5

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.71 AU - 1.89 AU

Year: 1559 Days

Day: 5.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,257,055 km

• M1: 131,646 km (0.107 R)
• M2: 200,611 km (0.103 R)
• M3: 269,875 km (0.07 R)
• M4: 351,106 km (0.073 R)
• M5: 505,192 km (0.115 R)
• M6: 725,250 km (0.114 R)
• M7: 1,005,896 km (0.035 R)
• M8: 1,090,868 km (0.109 R)
• M9: 1,166,863 km (0.114 R)
• M10: 1,248,693 km (0.118 R)
• M11: 1,393,803 km (0.064 R)
• M12: 1,485,208 km (0.116 R)
• M13: 1,565,991 km (0.048 R)
• M14: 1,639,443 km (0.106 R)
• M15: 1,714,242 km (0.108 R)
• M16: 2,024,957 km (0.106 R)
• M17: 2,096,016 km (0.095 R)
• M18: 2,245,464 km (0.092 R)
• M19: 2,509,355 km (0.114 R)
• M20: 2,673,613 km (0.104 R)
• M21: 3,105,353 km (0.101 R)
• M22: 3,243,132 km (0.081 R)
• M23: 3,422,350 km (0.089 R)
• M24: 3,896,875 km (0.107 R)
• M25: 4,015,805 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.4

Radius: 8

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.57 AU - 3.17 AU

Year: 3139 Days

Day: 8.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 45,257,055 km

• M1: 103,971 km (0.119 R)
• M2: 214,523 km (0.048 R)
• M3: 482,304 km (0.062 R)
• M4: 534,962 km (0.031 R)
• M5: 597,943 km (0.117 R)
• M6: 885,470 km (0.098 R)
• M7: 980,913 km (0.117 R)
• M8: 1,419,235 km (0.109 R)
• M9: 1,863,690 km (0.053 R)
• M10: 1,925,325 km (0.08 R)
• M11: 2,063,254 km (0.098 R)
• M12: 2,269,998 km (0.04 R)
• M13: 2,510,402 km (0.111 R)
• M14: 2,661,496 km (0.12 R)
• M15: 2,801,519 km (0.108 R)
• M16: 2,958,298 km (0.088 R)
• M17: 3,132,729 km (0.067 R)
• M18: 3,236,101 km (0.099 R)
• M19: 3,446,137 km (0.111 R)
• M20: 3,629,843 km (0.071 R)
• M21: 3,832,398 km (0.084 R)
• M22: 4,022,687 km (0.088 R)
• M23: 4,102,871 km (0.084 R)
• M24: 4,183,654 km (0.094 R)
• M25: 4,562,137 km (0.108 R)
• M26: 4,883,024 km (0.038 R)
• M27: 5,072,116 km (0.098 R)
• M28: 5,246,248 km (0.047 R)
• M29: 5,404,522 km (0.111 R)
• M30: 5,672,003 km (0.082 R)
• M31: 5,980,324 km (0.104 R)
• M32: 6,201,281 km (0.118 R)
• M33: 6,275,631 km (0.095 R)
• M34: 6,556,725 km (0.111 R)
• M35: 6,727,416 km (0.07 R)
• M36: 7,346,153 km (0.109 R)
• M37: 8,104,315 km (0.103 R)
• M38: 8,165,201 km (0.045 R)
• M39: 8,348,908 km (0.103 R)
• M40: 8,616,688 km (0.054 R)
• M41: 8,720,509 km (0.097 R)
• M42: 9,055,159 km (0.087 R)
• M43: 9,202,962 km (0.078 R)
• M44: 9,415,540 km (0.119 R)
• M45: 9,651,157 km (0.075 R)
• M46: 9,759,017 km (0.088 R)
• M47: 9,953,943 km (0.069 R)
• M48: 10,568,790 km (0.112 R)
• M49: 10,679,942 km (0.111 R)
• M50: 11,015,639 km (0.081 R)
• M51: 11,400,106 km (0.046 R)
• M52: 11,743,134 km (0.116 R)
• M53: 11,996,852 km (0.091 R)
• M54: 12,674,380 km (0.059 R)
• M55: 12,839,836 km (0.077 R)
• M56: 13,005,889 km (0.117 R)
• M57: 13,148,905 km (0.106 R)
• M58: 13,244,498 km (0.11 R)
• M59: 13,653,349 km (0.094 R)
• M60: 13,822,993 km (0.118 R)
• M61: 14,360,498 km (0.094 R)
• M62: 14,483,617 km (0.079 R)
• M63: 14,631,719 km (0.09 R)
• M64: 14,830,086 km (0.032 R)
• M65: 15,229,662 km (0.077 R)
• M66: 15,531,550 km (0.12 R)
• M67: 15,962,691 km (0.065 R)
• M68: 16,218,055 km (0.114 R)
• M69: 16,526,376 km (0.046 R)
• M70: 16,810,762 km (0.045 R)
• M71: 17,279,452 km (0.107 R)
• M72: 17,331,811 km (0.032 R)
• M73: 17,489,188 km (0.038 R)
• M74: 17,620,684 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.6

Radius: 11.9

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.53 AU - 6.27 AU

Year: 8102 Days

Day: 9.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 45,257,055 km

• M1: 395,986 km (0.065 R)
• M2: 504,145 km (0.049 R)
• M3: 740,958 km (0.025 R)
• M4: 1,119,590 km (0.081 R)
• M5: 1,302,698 km (0.03 R)
• M6: 1,476,232 km (0.025 R)
• M7: 1,678,339 km (0.081 R)
• M8: 2,456,397 km (0.049 R)
• M9: 2,946,629 km (0.111 R)
• M10: 3,308,058 km (0.079 R)
• M11: 3,494,157 km (0.088 R)
• M12: 4,215,818 km (0.07 R)
• M13: 4,922,368 km (0.105 R)
• M14: 5,043,692 km (0.102 R)
• M15: 5,258,664 km (0.079 R)
• M16: 5,889,070 km (0.059 R)
• M17: 6,410,867 km (0.1 R)
• M18: 6,576,921 km (0.078 R)
• M19: 7,568,455 km (0.077 R)
• M20: 7,744,233 km (0.112 R)
• M21: 8,028,170 km (0.099 R)
• M22: 8,569,864 km (0.056 R)
• M23: 8,789,922 km (0.094 R)
• M24: 9,048,876 km (0.061 R)
• M25: 9,235,574 km (0.067 R)
• M26: 9,461,168 km (0.086 R)
• M27: 10,226,361 km (0.105 R)
• M28: 10,813,383 km (0.097 R)
• M29: 11,491,959 km (0.11 R)
• M30: 12,061,029 km (0.103 R)
• M31: 12,390,444 km (0.09 R)
• M32: 12,473,321 km (0.11 R)
• M33: 12,597,786 km (0.087 R)
• M34: 13,566,582 km (0.112 R)
• M35: 14,602,996 km (0.107 R)
• M36: 14,865,989 km (0.094 R)
• M37: 15,754,301 km (0.093 R)
• M38: 16,024,176 km (0.113 R)
• M39: 16,204,890 km (0.101 R)
• M40: 16,340,875 km (0.087 R)
• M41: 16,431,830 km (0.099 R)
• M42: 17,303,687 km (0.108 R)
• M43: 17,442,663 km (0.115 R)
• M44: 17,721,813 km (0.112 R)
• M45: 17,955,634 km (0.039 R)
• M46: 18,331,873 km (0.05 R)
• M47: 18,758,227 km (0.111 R)
• M48: 20,251,812 km (0.085 R)
• M49: 21,235,567 km (0.11 R)
• M50: 21,434,084 km (0.101 R)
• M51: 21,733,279 km (0.112 R)
• M52: 21,933,441 km (0.03 R)
• M53: 22,184,467 km (0.073 R)
• M54: 22,335,560 km (0.05 R)
• M55: 22,740,223 km (0.118 R)
• M56: 22,892,663 km (0.059 R)
• M57: 23,710,963 km (0.093 R)
• M58: 23,813,887 km (0.12 R)
• M59: 24,538,838 km (0.082 R)
• M60: 24,643,108 km (0.026 R)
• M61: 25,376,287 km (0.105 R)
• M62: 26,703,519 km (0.075 R)
• M63: 26,810,631 km (0.084 R)
• M64: 27,672,913 km (0.11 R)
• M65: 27,944,284 km (0.104 R)
• M66: 28,107,645 km (0.048 R)
• M67: 29,148,846 km (0.119 R)
• M68: 30,314,363 km (0.059 R)
• M69: 30,482,062 km (0.062 R)
• M70: 31,608,235 km (0.045 R)
• M71: 31,778,328 km (0.04 R)
• M72: 32,005,567 km (0.096 R)
• M73: 32,862,763 km (0.078 R)
• M74: 33,438,415 km (0.096 R)
• M75: 33,785,333 km (0.056 R)
• M76: 34,892,058 km (0.071 R)
• M77: 35,009,193 km (0.108 R)
• M78: 35,420,288 km (0.119 R)
• M79: 35,774,087 km (0.116 R)
• M80: 36,306,805 km (0.07 R)
• M81: 36,425,586 km (0.115 R)
• M82: 37,140,813 km (0.061 R)
• M83: 37,740,252 km (0.111 R)
• M84: 38,282,694 km (0.102 R)
• M85: 38,949,002 km (0.067 R)
• M86: 39,497,129 km (0.035 R)
• M87: 39,680,386 km (0.078 R)
• M88: 40,047,649 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.9

Radius: 8

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.96 AU - 7.22 AU

Year: 10923 Days

Day: 15.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 45,257,055 km

• M1: 184,155 km (0.085 R)
• M2: 289,621 km (0.032 R)
• M3: 555,457 km (0.102 R)
• M4: 813,663 km (0.037 R)
• M5: 1,411,606 km (0.079 R)
• M6: 2,359,158 km (0.097 R)
• M7: 2,523,716 km (0.117 R)
• M8: 3,010,657 km (0.088 R)
• M9: 3,099,668 km (0.104 R)
• M10: 3,746,679 km (0.077 R)
• M11: 3,874,734 km (0.069 R)
• M12: 4,102,123 km (0.051 R)
• M13: 4,367,510 km (0.033 R)
• M14: 4,502,298 km (0.088 R)
• M15: 5,339,597 km (0.085 R)
• M16: 5,483,809 km (0.082 R)
• M17: 5,850,025 km (0.107 R)
• M18: 6,073,524 km (0.101 R)
• M19: 6,224,169 km (0.029 R)
• M20: 6,606,092 km (0.111 R)
• M21: 6,683,434 km (0.086 R)
• M22: 6,995,645 km (0.11 R)
• M23: 7,153,621 km (0.097 R)
• M24: 7,232,907 km (0.036 R)
• M25: 8,542,936 km (0.107 R)
• M26: 8,796,654 km (0.078 R)
• M27: 9,660,283 km (0.099 R)
• M28: 9,924,622 km (0.061 R)
• M29: 10,102,195 km (0.097 R)
• M30: 10,191,355 km (0.105 R)
• M31: 11,097,469 km (0.08 R)
• M32: 11,840,971 km (0.031 R)
• M33: 12,218,556 km (0.084 R)
• M34: 12,600,329 km (0.107 R)
• M35: 13,522,451 km (0.089 R)
• M36: 14,566,793 km (0.077 R)
• M37: 14,718,187 km (0.119 R)
• M38: 15,073,332 km (0.084 R)
• M39: 15,688,628 km (0.029 R)
• M40: 17,315,804 km (0.101 R)
• M41: 17,422,617 km (0.064 R)
• M42: 17,476,173 km (0.052 R)
• M43: 17,960,122 km (0.112 R)
• M44: 18,285,198 km (0.035 R)
• M45: 18,393,956 km (0.07 R)
• M46: 18,557,466 km (0.092 R)
• M47: 18,996,087 km (0.037 R)
• M48: 19,051,139 km (0.116 R)
• M49: 19,161,393 km (0.116 R)
• M50: 20,051,500 km (0.075 R)
• M51: 20,557,889 km (0.099 R)
• M52: 20,727,683 km (0.074 R)
• M53: 21,526,236 km (0.1 R)
• M54: 23,094,321 km (0.09 R)
• M55: 24,040,827 km (0.084 R)
• M56: 24,100,516 km (0.111 R)
• M57: 25,302,385 km (0.055 R)
• M58: 25,423,709 km (0.105 R)
• M59: 25,849,614 km (0.115 R)
• M60: 28,077,276 km (0.115 R)
• M61: 29,532,415 km (0.109 R)
• M62: 29,723,900 km (0.102 R)
• M63: 31,076,714 km (0.032 R)
• M64: 33,043,926 km (0.091 R)
• M65: 33,575,297 km (0.046 R)
• M66: 34,848,525 km (0.082 R)
• M67: 34,983,462 km (0.05 R)
• M68: 35,389,321 km (0.12 R)
• M69: 35,525,006 km (0.109 R)
• M70: 35,796,826 km (0.117 R)
• M71: 37,372,989 km (0.054 R)
• M72: 37,511,217 km (0.097 R)
• M73: 37,787,973 km (0.098 R)
• M74: 38,274,017 km (0.079 R)
• M75: 40,948,228 km (0.104 R)
• M76: 41,805,125 km (0.062 R)
• M77: 42,092,054 km (0.08 R)
• M78: 43,536,720 km (0.08 R)
• M79: 44,630,879 km (0.047 R)
• M80: 46,103,670 km (0.111 R)
• M81: 46,400,173 km (0.087 R)
• M82: 47,069,474 km (0.079 R)
• M83: 47,368,071 km (0.062 R)
• M84: 47,891,963 km (0.09 R)
• M85: 47,967,061 km (0.074 R)
• M86: 48,945,731 km (0.119 R)
• M87: 49,172,521 km (0.095 R)
• M88: 49,323,914 km (0.034 R)
• M89: 49,778,991 km (0.114 R)
• M90: 49,930,982 km (0.098 R)
• M91: 50,159,268 km (0.085 R)
• M92: 50,311,559 km (0.096 R)
• M93: 50,387,854 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.2

Radius: 5.2

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.64 AU - 9 AU

Year: 14120 Days

Day: 20.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 45,257,055 km

• M1: 222,302 km (0.101 R)
• M2: 386,262 km (0.081 R)
• M3: 695,929 km (0.117 R)
• M4: 1,068,129 km (0.119 R)
• M5: 1,515,277 km (0.077 R)
• M6: 1,919,789 km (0.105 R)
• M7: 2,134,313 km (0.112 R)
• M8: 2,742,727 km (0.084 R)
• M9: 2,929,874 km (0.119 R)
• M10: 3,837,036 km (0.036 R)
• M11: 3,956,116 km (0.093 R)
• M12: 4,167,647 km (0.079 R)
• M13: 4,475,968 km (0.04 R)
• M14: 4,791,769 km (0.025 R)
• M15: 4,887,961 km (0.117 R)
• M16: 5,987,056 km (0.115 R)
• M17: 6,021,464 km (0.118 R)
• M18: 6,125,285 km (0.106 R)
• M19: 6,159,992 km (0.091 R)
• M20: 6,510,948 km (0.099 R)
• M21: 7,639,514 km (0.073 R)
• M22: 7,827,260 km (0.111 R)
• M23: 7,978,354 km (0.079 R)
• M24: 8,322,130 km (0.116 R)
• M25: 8,709,887 km (0.102 R)
• M26: 9,623,631 km (0.038 R)
• M27: 9,664,022 km (0.083 R)
• M28: 9,744,955 km (0.119 R)
• M29: 10,692,657 km (0.107 R)
• M30: 10,986,916 km (0.114 R)
• M31: 11,497,494 km (0.078 R)
• M32: 11,669,532 km (0.094 R)
• M33: 11,798,934 km (0.108 R)
• M34: 12,190,282 km (0.094 R)
• M35: 12,763,092 km (0.097 R)
• M36: 13,570,621 km (0.085 R)
• M37: 13,797,860 km (0.104 R)
• M38: 14,026,446 km (0.113 R)
• M39: 14,118,149 km (0.108 R)
• M40: 15,755,797 km (0.088 R)
• M41: 16,138,618 km (0.091 R)
• M42: 18,699,734 km (0.083 R)
• M43: 18,952,554 km (0.058 R)
• M44: 20,181,950 km (0.108 R)
• M45: 20,233,710 km (0.094 R)
• M46: 21,648,457 km (0.101 R)
• M47: 22,127,021 km (0.114 R)
• M48: 22,180,427 km (0.056 R)
• M49: 22,448,058 km (0.097 R)
• M50: 22,986,610 km (0.091 R)
• M51: 23,693,012 km (0.073 R)
• M52: 24,406,444 km (0.102 R)
• M53: 24,848,954 km (0.109 R)
• M54: 26,192,493 km (0.118 R)
• M55: 26,362,137 km (0.1 R)
• M56: 26,702,472 km (0.118 R)
• M57: 26,816,166 km (0.103 R)
• M58: 27,272,889 km (0.06 R)
• M59: 27,789,600 km (0.118 R)
• M60: 28,891,238 km (0.091 R)
• M61: 29,242,045 km (0.09 R)
• M62: 31,917,902 km (0.08 R)
• M63: 32,341,115 km (0.091 R)
• M64: 32,583,763 km (0.103 R)
• M65: 33,071,003 km (0.108 R)
• M66: 33,376,631 km (0.047 R)
• M67: 33,621,822 km (0.102 R)
• M68: 34,732,886 km (0.06 R)
• M69: 37,308,063 km (0.047 R)
• M70: 37,626,258 km (0.11 R)
• M71: 38,265,340 km (0.079 R)
• M72: 38,329,518 km (0.087 R)
• M73: 39,037,116 km (0.11 R)
• M74: 39,749,052 km (0.103 R)
• M75: 40,204,278 km (0.103 R)
• M76: 42,241,203 km (0.082 R)
• M77: 43,639,943 km (0.05 R)
• M78: 43,908,022 km (0.117 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: 209 - 19,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit