🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.45 AU - 0.67 AU

Year: 266 Days

Day: 42.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.62 AU - 0.62 AU

Year: 310 Days

Day: 16.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,328,047 km

• M1: 158,723 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.3

Radius: 13.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.76 AU - 0.86 AU

Year: 464 Days

Day: 6.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 21,328,047 km

• M1: 168,298 km (0.076 R)
• M2: 254,167 km (0.049 R)
• M3: 347,217 km (0.08 R)
• M4: 443,707 km (0.098 R)
• M5: 545,434 km (0.095 R)
• M6: 653,294 km (0.094 R)
• M7: 744,100 km (0.104 R)
• M8: 844,480 km (0.101 R)
• M9: 940,821 km (0.084 R)
• M10: 1,100,292 km (0.111 R)
• M11: 1,191,397 km (0.088 R)
• M12: 1,280,109 km (0.106 R)
• M13: 1,403,826 km (0.046 R)
• M14: 1,514,828 km (0.049 R)
• M15: 1,693,298 km (0.082 R)
• M16: 1,842,298 km (0.118 R)
• M17: 1,971,102 km (0.118 R)
• M18: 2,199,238 km (0.082 R)
• M19: 2,422,738 km (0.091 R)
• M20: 2,530,598 km (0.101 R)
• M21: 2,835,628 km (0.113 R)
• M22: 3,000,036 km (0.101 R)
• M23: 3,248,817 km (0.066 R)
• M24: 3,338,276 km (0.097 R)
• M25: 3,466,482 km (0.11 R)
• M26: 3,558,036 km (0.108 R)
• M27: 3,650,338 km (0.083 R)
• M28: 3,806,069 km (0.101 R)
• M29: 3,932,330 km (0.078 R)
• M30: 4,019,994 km (0.104 R)
• M31: 4,385,162 km (0.072 R)
• M32: 4,526,084 km (0.043 R)
• M33: 4,676,878 km (0.086 R)
• M34: 4,897,685 km (0.07 R)
• M35: 5,035,315 km (0.079 R)
• M36: 5,148,112 km (0.114 R)
• M37: 5,367,422 km (0.053 R)
• M38: 5,625,628 km (0.105 R)
• M39: 5,797,217 km (0.099 R)
• M40: 5,970,451 km (0.115 R)
• M41: 6,108,380 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.8

Radius: 12.1

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.98 AU - 2.28 AU

Year: 1977 Days

Day: 5.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 21,328,047 km

• M1: 151,991 km (0.04 R)
• M2: 240,254 km (0.067 R)
• M3: 412,591 km (0.103 R)
• M4: 533,316 km (0.11 R)
• M5: 710,889 km (0.1 R)
• M6: 810,521 km (0.077 R)
• M7: 915,539 km (0.119 R)
• M8: 1,038,209 km (0.076 R)
• M9: 1,239,867 km (0.103 R)
• M10: 1,356,105 km (0.083 R)
• M11: 1,454,839 km (0.101 R)
• M12: 1,637,349 km (0.102 R)
• M13: 1,766,003 km (0.077 R)
• M14: 1,898,098 km (0.118 R)
• M15: 2,272,392 km (0.106 R)
• M16: 2,494,395 km (0.114 R)
• M17: 2,696,950 km (0.063 R)
• M18: 2,777,733 km (0.111 R)
• M19: 2,868,390 km (0.048 R)
• M20: 2,978,494 km (0.056 R)
• M21: 3,165,341 km (0.067 R)
• M22: 3,365,802 km (0.106 R)
• M23: 3,609,946 km (0.057 R)
• M24: 3,910,638 km (0.091 R)
• M25: 4,157,175 km (0.112 R)
• M26: 4,261,445 km (0.1 R)
• M27: 4,408,948 km (0.114 R)
• M28: 4,558,098 km (0.073 R)
• M29: 4,687,200 km (0.103 R)
• M30: 5,295,166 km (0.096 R)
• M31: 5,431,151 km (0.057 R)
• M32: 5,660,335 km (0.114 R)
• M33: 5,857,804 km (0.066 R)
• M34: 5,974,939 km (0.113 R)
• M35: 6,499,878 km (0.082 R)
• M36: 6,645,736 km (0.072 R)
• M37: 6,854,126 km (0.087 R)
• M38: 6,952,860 km (0.108 R)
• M39: 7,114,426 km (0.077 R)
• M40: 7,252,206 km (0.11 R)
• M41: 7,352,885 km (0.071 R)
• M42: 7,479,594 km (0.053 R)
• M43: 7,619,618 km (0.062 R)
• M44: 7,837,881 km (0.068 R)
• M45: 8,045,074 km (0.072 R)
• M46: 8,385,858 km (0.104 R)
• M47: 8,597,988 km (0.064 R)
• M48: 8,798,449 km (0.056 R)
• M49: 9,027,484 km (0.066 R)
• M50: 9,163,169 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.2

Radius: 9.2

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.48 AU - 6.64 AU

Year: 8336 Days

Day: 14.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 21,328,047 km

• M1: 147,055 km (0.107 R)
• M2: 239,357 km (0.115 R)
• M3: 323,431 km (0.118 R)
• M4: 608,415 km (0.1 R)
• M5: 838,945 km (0.034 R)
• M6: 1,417,290 km (0.109 R)
• M7: 1,511,537 km (0.085 R)
• M8: 1,847,534 km (0.12 R)
• M9: 1,909,318 km (0.064 R)
• M10: 2,120,400 km (0.106 R)
• M11: 2,185,176 km (0.114 R)
• M12: 2,519,378 km (0.056 R)
• M13: 2,657,756 km (0.079 R)
• M14: 2,822,313 km (0.082 R)
• M15: 2,917,906 km (0.089 R)
• M16: 3,038,782 km (0.116 R)
• M17: 3,386,597 km (0.105 R)
• M18: 3,694,768 km (0.092 R)
• M19: 3,958,659 km (0.042 R)
• M20: 4,038,993 km (0.098 R)
• M21: 4,256,059 km (0.111 R)
• M22: 4,758,259 km (0.082 R)
• M23: 5,045,487 km (0.074 R)
• M24: 5,397,641 km (0.088 R)
• M25: 5,486,951 km (0.086 R)
• M26: 5,666,917 km (0.079 R)
• M27: 5,727,504 km (0.094 R)
• M28: 5,971,498 km (0.118 R)
• M29: 6,094,767 km (0.072 R)
• M30: 6,884,494 km (0.101 R)
• M31: 7,046,359 km (0.092 R)
• M32: 8,009,769 km (0.074 R)
• M33: 8,111,795 km (0.078 R)
• M34: 8,180,012 km (0.118 R)
• M35: 9,262,352 km (0.106 R)
• M36: 9,657,141 km (0.115 R)
• M37: 10,241,321 km (0.089 R)
• M38: 10,574,924 km (0.048 R)
• M39: 10,724,372 km (0.038 R)
• M40: 11,558,829 km (0.088 R)
• M41: 11,712,765 km (0.104 R)
• M42: 12,061,628 km (0.116 R)
• M43: 12,257,002 km (0.102 R)
• M44: 12,611,250 km (0.08 R)
• M45: 12,849,260 km (0.084 R)
• M46: 13,450,793 km (0.109 R)
• M47: 15,057,624 km (0.116 R)
• M48: 15,141,548 km (0.089 R)
• M49: 16,162,105 km (0.103 R)
• M50: 16,248,124 km (0.096 R)
• M51: 16,377,526 km (0.11 R)
• M52: 16,985,791 km (0.11 R)
• M53: 17,204,802 km (0.098 R)
• M54: 17,424,711 km (0.082 R)
• M55: 17,512,974 km (0.037 R)
• M56: 17,867,371 km (0.12 R)
• M57: 18,269,042 km (0.075 R)
• M58: 19,081,208 km (0.089 R)
• M59: 19,308,896 km (0.089 R)
• M60: 19,997,346 km (0.033 R)
• M61: 20,414,275 km (0.094 R)
• M62: 20,740,548 km (0.102 R)
• M63: 21,351,057 km (0.117 R)
• M64: 22,734,239 km (0.108 R)
• M65: 23,072,480 km (0.092 R)
• M66: 24,195,511 km (0.087 R)
• M67: 24,293,946 km (0.119 R)
• M68: 24,590,150 km (0.103 R)
• M69: 25,386,160 km (0.084 R)
• M70: 27,515,387 km (0.066 R)
• M71: 27,875,768 km (0.096 R)
• M72: 28,757,647 km (0.051 R)
• M73: 28,914,127 km (0.055 R)
• M74: 29,648,652 km (0.096 R)
• M75: 29,806,777 km (0.089 R)
• M76: 30,070,967 km (0.117 R)
• M77: 30,389,162 km (0.076 R)
• M78: 31,028,693 km (0.107 R)
• M79: 31,457,590 km (0.091 R)
• M80: 31,996,441 km (0.044 R)
• M81: 32,919,460 km (0.075 R)
• M82: 33,302,132 km (0.117 R)
• M83: 33,796,253 km (0.075 R)
• M84: 34,182,216 km (0.089 R)
• M85: 34,625,026 km (0.068 R)
• M86: 35,181,380 km (0.066 R)
• M87: 36,190,268 km (0.064 R)
• M88: 36,415,712 km (0.052 R)
• M89: 37,094,886 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.9

Radius: 4.9

Gravity: 17.03 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.38 AU - 7.38 AU

Year: 10246 Days

Day: 16.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 21,328,047 km

• M1: 71,358 km (0.099 R)
• M2: 176,825 km (0.116 R)
• M3: 295,456 km (0.112 R)
• M4: 426,204 km (0.097 R)
• M5: 936,034 km (0.094 R)
• M6: 1,434,644 km (0.066 R)
• M7: 1,700,030 km (0.095 R)
• M8: 1,871,021 km (0.106 R)
• M9: 2,002,966 km (0.081 R)
• M10: 2,115,164 km (0.09 R)
• M11: 2,299,020 km (0.114 R)
• M12: 2,440,390 km (0.115 R)
• M13: 2,781,174 km (0.119 R)
• M14: 2,982,682 km (0.088 R)
• M15: 3,320,026 km (0.117 R)
• M16: 3,587,806 km (0.091 R)
• M17: 3,724,389 km (0.089 R)
• M18: 3,807,116 km (0.094 R)
• M19: 3,918,267 km (0.074 R)
• M20: 4,846,522 km (0.09 R)
• M21: 5,027,835 km (0.077 R)
• M22: 5,088,871 km (0.087 R)
• M23: 5,303,993 km (0.078 R)
• M24: 5,397,192 km (0.101 R)
• M25: 5,459,574 km (0.117 R)
• M26: 5,935,296 km (0.04 R)
• M27: 7,302,022 km (0.044 R)
• M28: 7,544,819 km (0.09 R)
• M29: 8,109,401 km (0.076 R)
• M30: 8,396,928 km (0.04 R)
• M31: 8,760,900 km (0.079 R)
• M32: 9,998,074 km (0.114 R)
• M33: 11,129,782 km (0.105 R)
• M34: 11,249,161 km (0.093 R)
• M35: 11,449,174 km (0.103 R)
• M36: 11,489,266 km (0.076 R)
• M37: 12,714,473 km (0.09 R)
• M38: 13,980,669 km (0.112 R)
• M39: 14,238,725 km (0.102 R)
• M40: 14,541,811 km (0.081 R)
• M41: 14,715,943 km (0.094 R)
• M42: 14,846,990 km (0.111 R)
• M43: 14,890,673 km (0.104 R)
• M44: 15,022,319 km (0.119 R)
• M45: 15,419,352 km (0.113 R)
• M46: 16,540,139 km (0.102 R)
• M47: 17,179,071 km (0.114 R)
• M48: 17,547,830 km (0.102 R)
• M49: 17,919,282 km (0.079 R)
• M50: 19,096,467 km (0.088 R)
• M51: 19,574,433 km (0.094 R)
• M52: 20,007,818 km (0.112 R)
• M53: 20,298,636 km (0.071 R)
• M54: 20,590,651 km (0.116 R)
• M55: 20,835,243 km (0.1 R)
• M56: 21,080,584 km (0.087 R)
• M57: 21,475,373 km (0.12 R)
• M58: 22,272,131 km (0.078 R)
• M59: 23,587,395 km (0.114 R)
• M60: 23,894,520 km (0.098 R)
• M61: 23,945,832 km (0.116 R)
• M62: 24,254,452 km (0.096 R)
• M63: 24,823,672 km (0.097 R)
• M64: 24,927,643 km (0.112 R)
• M65: 25,711,984 km (0.106 R)
• M66: 26,133,701 km (0.086 R)
• M67: 26,823,796 km (0.1 R)
• M68: 27,305,052 km (0.109 R)
• M69: 28,765,726 km (0.102 R)
• M70: 28,820,329 km (0.1 R)
• M71: 28,929,685 km (0.076 R)
• M72: 29,258,352 km (0.114 R)
• M73: 29,478,111 km (0.103 R)
• M74: 29,753,670 km (0.081 R)
• M75: 30,085,478 km (0.069 R)
• M76: 30,418,333 km (0.055 R)
• M77: 30,641,085 km (0.106 R)
• M78: 31,200,132 km (0.053 R)
• M79: 31,593,425 km (0.085 R)
• M80: 33,872,399 km (0.091 R)
• M81: 33,987,739 km (0.058 R)
• M82: 34,045,483 km (0.08 R)
• M83: 35,909,473 km (0.095 R)
• M84: 36,027,057 km (0.072 R)
• M85: 36,262,673 km (0.114 R)
• M86: 36,380,557 km (0.04 R)
• M87: 37,507,777 km (0.083 R)
• M88: 39,432,054 km (0.104 R)
• M89: 40,406,235 km (0.099 R)
• M90: 40,589,642 km (0.108 R)
• M91: 40,957,653 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.6

Radius: 3.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.01 AU - 8.09 AU

Year: 11902 Days

Day: 23.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 116.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 21,328,047 km

• M1: 221,854 km (0.103 R)
• M2: 367,263 km (0.103 R)
• M3: 424,409 km (0.049 R)
• M4: 538,403 km (0.037 R)
• M5: 721,959 km (0.108 R)
• M6: 912,547 km (0.118 R)
• M7: 979,417 km (0.102 R)
• M8: 1,047,933 km (0.051 R)
• M9: 1,664,426 km (0.109 R)
• M10: 1,843,644 km (0.103 R)
• M11: 2,235,441 km (0.037 R)
• M12: 2,683,786 km (0.062 R)
• M13: 2,877,365 km (0.115 R)
• M14: 3,432,374 km (0.112 R)
• M15: 3,642,259 km (0.111 R)
• M16: 3,730,971 km (0.119 R)
• M17: 3,838,233 km (0.066 R)
• M18: 4,315,300 km (0.101 R)
• M19: 4,656,234 km (0.104 R)
• M20: 4,810,619 km (0.11 R)
• M21: 5,874,858 km (0.039 R)
• M22: 6,083,547 km (0.119 R)
• M23: 6,315,873 km (0.048 R)
• M24: 7,724,187 km (0.068 R)
• M25: 8,369,552 km (0.101 R)
• M26: 8,984,100 km (0.118 R)
• M27: 9,056,057 km (0.099 R)
• M28: 9,248,589 km (0.068 R)
• M29: 9,272,674 km (0.052 R)
• M30: 9,345,379 km (0.091 R)
• M31: 9,686,761 km (0.051 R)
• M32: 10,557,870 km (0.091 R)
• M33: 10,709,712 km (0.061 R)
• M34: 11,169,575 km (0.095 R)
• M35: 11,635,722 km (0.1 R)
• M36: 11,871,339 km (0.11 R)
• M37: 12,506,980 km (0.103 R)
• M38: 12,855,992 km (0.116 R)
• M39: 13,072,311 km (0.079 R)
• M40: 13,673,395 km (0.072 R)
• M41: 13,838,850 km (0.12 R)
• M42: 13,894,201 km (0.095 R)
• M43: 13,921,877 km (0.102 R)
• M44: 14,227,505 km (0.082 R)
• M45: 15,158,004 km (0.062 R)
• M46: 15,215,001 km (0.099 R)
• M47: 15,357,867 km (0.077 R)
• M48: 15,760,285 km (0.097 R)
• M49: 16,224,338 km (0.081 R)
• M50: 16,253,509 km (0.112 R)
• M51: 16,487,331 km (0.045 R)
• M52: 16,663,408 km (0.109 R)
• M53: 16,958,415 km (0.096 R)
• M54: 17,255,067 km (0.102 R)
• M55: 17,853,459 km (0.11 R)
• M56: 17,913,747 km (0.107 R)
• M57: 19,813,789 km (0.091 R)
• M58: 19,907,288 km (0.082 R)
• M59: 20,377,175 km (0.086 R)
• M60: 21,136,683 km (0.107 R)
• M61: 21,264,141 km (0.028 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 19,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit