🌌 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: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.59 AU - 0.61 AU

Year: 296 Days

Day: 16.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171

Radius: 10.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.64 AU - 0.74 AU

Year: 364 Days

Day: 6.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 124.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,147,542 km

• M1: 134,189 km (0.073 R)
• M2: 203,752 km (0.085 R)
• M3: 275,559 km (0.105 R)
• M4: 364,121 km (0.116 R)
• M5: 446,101 km (0.027 R)
• M6: 514,467 km (0.111 R)
• M7: 607,367 km (0.073 R)
• M8: 704,157 km (0.079 R)
• M9: 775,515 km (0.053 R)
• M10: 849,716 km (0.089 R)
• M11: 947,703 km (0.113 R)
• M12: 1,129,763 km (0.1 R)
• M13: 1,198,728 km (0.098 R)
• M14: 1,265,748 km (0.03 R)
• M15: 1,365,230 km (0.108 R)
• M16: 1,431,951 km (0.064 R)
• M17: 1,590,824 km (0.105 R)
• M18: 1,657,694 km (0.066 R)
• M19: 1,759,720 km (0.059 R)
• M20: 1,883,437 km (0.089 R)
• M21: 1,998,029 km (0.102 R)
• M22: 2,078,513 km (0.078 R)
• M23: 2,151,965 km (0.098 R)
• M24: 2,222,127 km (0.118 R)
• M25: 2,347,789 km (0.106 R)
• M26: 2,493,348 km (0.067 R)
• M27: 2,567,099 km (0.052 R)
• M28: 2,668,228 km (0.082 R)
• M29: 2,734,948 km (0.11 R)
• M30: 2,842,958 km (0.084 R)
• M31: 2,938,551 km (0.102 R)
• M32: 3,016,641 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.4

Radius: 14.1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.66 AU - 0.84 AU

Year: 413 Days

Day: 14 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,147,542 km

• M1: 177,872 km (0.042 R)
• M2: 266,883 km (0.047 R)
• M3: 359,184 km (0.09 R)
• M4: 456,872 km (0.104 R)
• M5: 554,709 km (0.07 R)
• M6: 684,111 km (0.112 R)
• M7: 804,238 km (0.075 R)
• M8: 900,579 km (0.1 R)
• M9: 1,141,282 km (0.04 R)
• M10: 1,233,734 km (0.052 R)
• M11: 1,325,288 km (0.04 R)
• M12: 1,469,051 km (0.118 R)
• M13: 1,590,525 km (0.103 R)
• M14: 1,806,245 km (0.102 R)
• M15: 1,920,089 km (0.065 R)
• M16: 2,032,137 km (0.098 R)
• M17: 2,168,571 km (0.077 R)
• M18: 2,469,861 km (0.062 R)
• M19: 2,611,380 km (0.095 R)
• M20: 2,789,701 km (0.118 R)
• M21: 2,947,377 km (0.07 R)
• M22: 3,047,309 km (0.078 R)
• M23: 3,375,377 km (0.074 R)
• M24: 3,469,773 km (0.117 R)
• M25: 3,575,688 km (0.117 R)
• M26: 3,688,186 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.1

Radius: 8.1

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.71 AU - 3.81 AU

Year: 3742 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 57,147,542 km

• M1: 168,298 km (0.045 R)
• M2: 282,441 km (0.063 R)
• M3: 696,528 km (0.083 R)
• M4: 871,707 km (0.109 R)
• M5: 1,069,625 km (0.097 R)
• M6: 1,127,669 km (0.08 R)
• M7: 1,178,233 km (0.104 R)
• M8: 1,335,011 km (0.043 R)
• M9: 1,601,894 km (0.059 R)
• M10: 2,007,753 km (0.09 R)
• M11: 2,217,340 km (0.09 R)
• M12: 2,281,517 km (0.097 R)
• M13: 2,725,823 km (0.107 R)
• M14: 2,864,350 km (0.079 R)
• M15: 2,946,330 km (0.086 R)
• M16: 3,040,876 km (0.12 R)
• M17: 3,833,595 km (0.097 R)
• M18: 3,976,012 km (0.117 R)
• M19: 4,590,859 km (0.067 R)
• M20: 5,306,685 km (0.045 R)
• M21: 5,641,037 km (0.038 R)
• M22: 5,773,580 km (0.075 R)
• M23: 6,223,421 km (0.113 R)
• M24: 6,544,907 km (0.036 R)
• M25: 6,637,807 km (0.086 R)
• M26: 6,746,714 km (0.111 R)
• M27: 7,220,192 km (0.1 R)
• M28: 7,412,574 km (0.101 R)
• M29: 7,541,827 km (0.063 R)
• M30: 7,720,746 km (0.111 R)
• M31: 8,534,559 km (0.095 R)
• M32: 8,653,190 km (0.077 R)
• M33: 9,063,537 km (0.094 R)
• M34: 10,404,981 km (0.092 R)
• M35: 10,676,950 km (0.099 R)
• M36: 11,826,160 km (0.094 R)
• M37: 12,148,095 km (0.083 R)
• M38: 12,530,467 km (0.065 R)
• M39: 12,588,212 km (0.113 R)
• M40: 13,014,117 km (0.114 R)
• M41: 13,092,058 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.1

Radius: 11.3

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.66 AU - 4.42 AU

Year: 5163 Days

Day: 7.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 57,147,542 km

• M1: 141,819 km (0.072 R)
• M2: 216,917 km (0.043 R)
• M3: 309,668 km (0.084 R)
• M4: 395,238 km (0.092 R)
• M5: 491,728 km (0.09 R)
• M6: 604,974 km (0.068 R)
• M7: 993,928 km (0.118 R)
• M8: 1,098,348 km (0.103 R)
• M9: 1,253,032 km (0.064 R)
• M10: 1,554,172 km (0.079 R)
• M11: 1,646,025 km (0.048 R)
• M12: 1,718,730 km (0.095 R)
• M13: 1,878,500 km (0.051 R)
• M14: 2,155,705 km (0.071 R)
• M15: 2,602,704 km (0.116 R)
• M16: 2,712,808 km (0.096 R)
• M17: 2,937,803 km (0.084 R)
• M18: 3,014,247 km (0.119 R)
• M19: 3,339,922 km (0.113 R)
• M20: 3,773,307 km (0.112 R)
• M21: 3,968,682 km (0.046 R)
• M22: 4,268,027 km (0.11 R)
• M23: 4,589,513 km (0.086 R)
• M24: 4,663,714 km (0.077 R)
• M25: 4,949,296 km (0.099 R)
• M26: 5,302,796 km (0.073 R)
• M27: 5,459,125 km (0.117 R)
• M28: 5,632,809 km (0.025 R)
• M29: 5,840,450 km (0.097 R)
• M30: 5,920,934 km (0.105 R)
• M31: 6,001,867 km (0.088 R)
• M32: 6,181,234 km (0.094 R)
• M33: 6,780,673 km (0.108 R)
• M34: 6,899,304 km (0.112 R)
• M35: 7,052,941 km (0.109 R)
• M36: 7,225,128 km (0.114 R)
• M37: 7,381,159 km (0.116 R)
• M38: 7,503,380 km (0.069 R)
• M39: 7,749,768 km (0.059 R)
• M40: 7,873,934 km (0.094 R)
• M41: 8,088,458 km (0.102 R)
• M42: 8,377,481 km (0.026 R)
• M43: 8,669,795 km (0.098 R)
• M44: 9,021,500 km (0.059 R)
• M45: 9,548,234 km (0.06 R)
• M46: 9,681,525 km (0.12 R)
• M47: 9,834,564 km (0.081 R)
• M48: 9,988,351 km (0.085 R)
• M49: 10,201,378 km (0.106 R)
• M50: 10,730,206 km (0.101 R)
• M51: 10,848,987 km (0.109 R)
• M52: 10,948,320 km (0.093 R)
• M53: 11,348,644 km (0.08 R)
• M54: 11,570,797 km (0.062 R)
• M55: 11,896,621 km (0.108 R)
• M56: 13,102,829 km (0.118 R)
• M57: 13,527,836 km (0.089 R)
• M58: 13,784,995 km (0.058 R)
• M59: 13,914,098 km (0.109 R)
• M60: 14,195,492 km (0.05 R)
• M61: 14,763,664 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.4

Radius: 4.3

Gravity: 49.02 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.92 AU - 7.72 AU

Year: 10102 Days

Day: 21.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 57,147,542 km

• M1: 141,220 km (0.079 R)
• M2: 181,313 km (0.111 R)
• M3: 301,440 km (0.067 R)
• M4: 370,704 km (0.113 R)
• M5: 414,984 km (0.068 R)
• M6: 645,216 km (0.099 R)
• M7: 792,719 km (0.079 R)
• M8: 1,932,057 km (0.103 R)
• M9: 2,392,519 km (0.112 R)
• M10: 2,825,904 km (0.114 R)
• M11: 3,409,036 km (0.047 R)
• M12: 3,440,751 km (0.047 R)
• M13: 3,504,480 km (0.109 R)
• M14: 3,961,352 km (0.102 R)
• M15: 4,095,391 km (0.12 R)
• M16: 4,230,927 km (0.079 R)
• M17: 5,038,157 km (0.078 R)
• M18: 5,366,674 km (0.113 R)
• M19: 5,552,175 km (0.095 R)
• M20: 5,589,575 km (0.083 R)
• M21: 5,853,465 km (0.098 R)
• M22: 6,006,205 km (0.101 R)
• M23: 6,471,903 km (0.097 R)
• M24: 6,629,729 km (0.08 R)
• M25: 6,669,372 km (0.112 R)
• M26: 7,769,515 km (0.1 R)
• M27: 8,319,138 km (0.082 R)
• M28: 9,056,356 km (0.119 R)
• M29: 9,188,750 km (0.079 R)
• M30: 9,950,353 km (0.118 R)
• M31: 10,086,936 km (0.071 R)
• M32: 10,178,190 km (0.09 R)
• M33: 11,438,104 km (0.115 R)
• M34: 11,533,397 km (0.118 R)
• M35: 12,845,072 km (0.075 R)
• M36: 13,093,105 km (0.118 R)
• M37: 13,192,737 km (0.089 R)
• M38: 13,593,959 km (0.113 R)
• M39: 13,745,501 km (0.069 R)
• M40: 13,948,356 km (0.052 R)
• M41: 14,459,681 km (0.119 R)
• M42: 15,606,349 km (0.083 R)
• M43: 15,870,988 km (0.063 R)
• M44: 16,404,753 km (0.095 R)
• M45: 17,435,033 km (0.049 R)
• M46: 17,489,786 km (0.116 R)
• M47: 17,654,494 km (0.074 R)
• M48: 19,500,531 km (0.079 R)
• M49: 20,764,783 km (0.102 R)
• M50: 20,997,557 km (0.064 R)
• M51: 21,465,499 km (0.065 R)
• M52: 21,583,083 km (0.095 R)
• M53: 22,352,315 km (0.097 R)
• M54: 22,590,774 km (0.084 R)
• M55: 23,130,524 km (0.112 R)
• M56: 25,207,241 km (0.103 R)
• M57: 26,142,228 km (0.097 R)
• M58: 26,771,885 km (0.118 R)
• M59: 27,470,208 km (0.115 R)
• M60: 31,784,312 km (0.108 R)
• M61: 31,985,371 km (0.079 R)
• M62: 34,155,887 km (0.111 R)
• M63: 34,774,923 km (0.087 R)
• M64: 35,814,777 km (0.091 R)
• M65: 36,093,777 km (0.053 R)
• M66: 36,583,860 km (0.107 R)
• M67: 36,724,183 km (0.102 R)
• M68: 36,935,116 km (0.053 R)
• M69: 37,287,718 km (0.11 R)
• M70: 37,499,698 km (0.102 R)
• M71: 37,925,005 km (0.102 R)
• M72: 38,067,123 km (0.031 R)
• M73: 38,708,748 km (0.109 R)
• M74: 40,292,242 km (0.06 R)
• M75: 40,800,575 km (0.052 R)
• M76: 41,750,073 km (0.088 R)
• M77: 43,002,806 km (0.047 R)
• M78: 43,150,907 km (0.057 R)
• M79: 43,522,209 km (0.093 R)
• M80: 44,118,357 km (0.027 R)
• M81: 44,717,197 km (0.111 R)
• M82: 45,092,837 km (0.108 R)
• M83: 45,394,127 km (0.092 R)
• M84: 45,847,259 km (0.092 R)
• M85: 46,150,195 km (0.118 R)
• M86: 46,226,041 km (0.073 R)
• M87: 49,293,246 km (0.111 R)
• M88: 49,992,467 km (0.061 R)
• M89: 50,694,978 km (0.103 R)
• M90: 50,929,847 km (0.105 R)
• M91: 51,400,632 km (0.114 R)
• M92: 51,479,170 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.5

Radius: 5.1

Gravity: 31.51 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.46 AU - 7.64 AU

Year: 11902 Days

Day: 18.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 57,147,542 km

• M1: 65,225 km (0.088 R)
• M2: 138,528 km (0.102 R)
• M3: 390,151 km (0.105 R)
• M4: 1,031,328 km (0.117 R)
• M5: 1,259,464 km (0.086 R)
• M6: 1,682,378 km (0.112 R)
• M7: 2,406,731 km (0.09 R)
• M8: 2,466,121 km (0.081 R)
• M9: 2,616,616 km (0.063 R)
• M10: 2,739,137 km (0.106 R)
• M11: 2,863,453 km (0.077 R)
• M12: 3,117,919 km (0.115 R)
• M13: 3,580,625 km (0.067 R)
• M14: 3,614,584 km (0.106 R)
• M15: 4,029,419 km (0.061 R)
• M16: 4,350,306 km (0.083 R)
• M17: 4,865,970 km (0.093 R)
• M18: 5,130,908 km (0.113 R)
• M19: 6,985,921 km (0.086 R)
• M20: 7,070,893 km (0.094 R)
• M21: 7,674,969 km (0.039 R)
• M22: 7,762,634 km (0.103 R)
• M23: 8,657,378 km (0.075 R)
• M24: 9,726,106 km (0.107 R)
• M25: 10,059,559 km (0.113 R)
• M26: 10,786,605 km (0.108 R)
• M27: 11,082,210 km (0.063 R)
• M28: 11,280,727 km (0.039 R)
• M29: 11,631,085 km (0.107 R)
• M30: 13,015,164 km (0.107 R)
• M31: 13,435,235 km (0.095 R)
• M32: 13,913,051 km (0.105 R)
• M33: 13,966,607 km (0.118 R)
• M34: 14,342,546 km (0.081 R)
• M35: 16,780,992 km (0.059 R)
• M36: 16,894,836 km (0.103 R)
• M37: 17,123,271 km (0.12 R)
• M38: 17,756,968 km (0.093 R)
• M39: 18,515,579 km (0.118 R)
• M40: 19,046,950 km (0.088 R)
• M41: 20,366,853 km (0.091 R)
• M42: 21,530,425 km (0.095 R)
• M43: 21,840,242 km (0.103 R)
• M44: 22,026,790 km (0.113 R)
• M45: 22,151,406 km (0.095 R)
• M46: 22,715,389 km (0.083 R)
• M47: 25,999,063 km (0.094 R)
• M48: 26,527,442 km (0.12 R)
• M49: 26,859,400 km (0.108 R)
• M50: 27,126,133 km (0.111 R)
• M51: 27,259,724 km (0.068 R)
• M52: 27,998,737 km (0.112 R)
• M53: 28,540,282 km (0.079 R)
• M54: 29,771,323 km (0.065 R)
• M55: 30,740,717 km (0.107 R)
• M56: 30,880,142 km (0.103 R)
• M57: 31,861,355 km (0.065 R)
• M58: 34,720,619 km (0.094 R)
• M59: 35,156,547 km (0.082 R)
• M60: 35,960,486 km (0.091 R)
• M61: 36,918,361 km (0.118 R)
• M62: 37,140,663 km (0.107 R)
• M63: 38,108,861 km (0.115 R)
• M64: 38,783,996 km (0.086 R)
• M65: 38,859,244 km (0.073 R)
• M66: 39,311,777 km (0.047 R)
• M67: 39,690,260 km (0.116 R)
• M68: 42,450,789 km (0.059 R)
• M69: 43,228,549 km (0.054 R)
• M70: 43,697,388 km (0.114 R)
• M71: 44,876,968 km (0.119 R)
• M72: 44,955,955 km (0.115 R)
• M73: 45,035,093 km (0.084 R)
• M74: 45,351,791 km (0.107 R)
• M75: 47,106,874 km (0.098 R)
• M76: 47,347,876 km (0.092 R)
• M77: 47,428,359 km (0.09 R)
• M78: 47,669,810 km (0.101 R)
• M79: 47,831,226 km (0.027 R)
• M80: 47,992,642 km (0.08 R)
• M81: 48,802,715 km (0.05 R)
• M82: 49,046,559 km (0.076 R)
• M83: 49,617,275 km (0.1 R)
• M84: 51,838,953 km (0.045 R)
• M85: 51,921,831 km (0.04 R)
• M86: 52,004,857 km (0.12 R)
• M87: 52,337,114 km (0.101 R)
• M88: 52,586,793 km (0.109 R)
• M89: 52,753,445 km (0.103 R)
• M90: 53,087,198 km (0.062 R)
• M91: 54,935,779 km (0.081 R)
• M92: 55,104,824 km (0.088 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 11,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit