🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

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

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.5 AU - 0.54 AU

Year: 242 Days

Day: 38.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,455,772 km

• M1: 87,216 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.5

Radius: 11.4

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.83 AU - 1.23 AU

Year: 675 Days

Day: 5.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 20,455,772 km

• M1: 177,573 km (0.031 R)
• M2: 263,891 km (0.087 R)
• M3: 337,044 km (0.114 R)
• M4: 424,409 km (0.073 R)
• M5: 514,018 km (0.059 R)
• M6: 603,179 km (0.062 R)
• M7: 716,424 km (0.066 R)
• M8: 804,238 km (0.101 R)
• M9: 1,054,366 km (0.071 R)
• M10: 1,139,936 km (0.11 R)
• M11: 1,211,294 km (0.103 R)
• M12: 1,364,632 km (0.115 R)
• M13: 1,440,777 km (0.109 R)
• M14: 1,524,701 km (0.11 R)
• M15: 1,634,955 km (0.085 R)
• M16: 1,837,810 km (0.075 R)
• M17: 1,962,275 km (0.114 R)
• M18: 2,282,415 km (0.107 R)
• M19: 2,402,542 km (0.078 R)
• M20: 2,575,627 km (0.053 R)
• M21: 2,656,409 km (0.1 R)
• M22: 2,737,940 km (0.109 R)
• M23: 3,166,837 km (0.082 R)
• M24: 3,357,126 km (0.077 R)
• M25: 3,486,229 km (0.119 R)
• M26: 3,559,532 km (0.076 R)
• M27: 3,633,433 km (0.09 R)
• M28: 3,716,011 km (0.106 R)
• M29: 3,832,847 km (0.102 R)
• M30: 3,933,975 km (0.084 R)
• M31: 4,087,313 km (0.036 R)
• M32: 4,242,745 km (0.077 R)
• M33: 4,479,559 km (0.095 R)
• M34: 4,550,618 km (0.035 R)
• M35: 4,729,836 km (0.03 R)
• M36: 4,911,298 km (0.115 R)
• M37: 5,132,254 km (0.073 R)
• M38: 5,422,624 km (0.111 R)
• M39: 5,824,593 km (0.101 R)
• M40: 5,990,048 km (0.102 R)
• M41: 6,107,782 km (0.071 R)
• M42: 6,295,826 km (0.041 R)
• M43: 6,395,608 km (0.076 R)
• M44: 6,485,816 km (0.08 R)
• M45: 6,626,886 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.3

Radius: 10.1

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.18 AU - 1.76 AU

Year: 1151 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 20,455,772 km

• M1: 131,347 km (0.113 R)
• M2: 201,508 km (0.097 R)
• M3: 285,134 km (0.036 R)
• M4: 396,135 km (0.117 R)
• M5: 587,620 km (0.106 R)
• M6: 721,361 km (0.097 R)
• M7: 804,388 km (0.108 R)
• M8: 994,078 km (0.108 R)
• M9: 1,074,262 km (0.108 R)
• M10: 1,395,000 km (0.066 R)
• M11: 1,477,877 km (0.083 R)
• M12: 1,547,141 km (0.086 R)
• M13: 1,649,167 km (0.101 R)
• M14: 1,729,202 km (0.079 R)
• M15: 1,835,267 km (0.045 R)
• M16: 2,054,128 km (0.113 R)
• M17: 2,140,596 km (0.072 R)
• M18: 2,290,343 km (0.11 R)
• M19: 2,371,126 km (0.11 R)
• M20: 2,666,283 km (0.104 R)
• M21: 2,953,660 km (0.117 R)
• M22: 3,150,980 km (0.038 R)
• M23: 3,291,752 km (0.076 R)
• M24: 3,486,079 km (0.108 R)
• M25: 3,568,956 km (0.073 R)
• M26: 3,715,862 km (0.119 R)
• M27: 3,800,684 km (0.039 R)
• M28: 3,907,496 km (0.036 R)
• M29: 4,026,277 km (0.041 R)
• M30: 4,113,493 km (0.085 R)
• M31: 4,412,389 km (0.114 R)
• M32: 4,524,887 km (0.113 R)
• M33: 4,798,800 km (0.111 R)
• M34: 4,868,214 km (0.083 R)
• M35: 5,090,068 km (0.1 R)
• M36: 5,351,116 km (0.108 R)
• M37: 5,689,656 km (0.097 R)
• M38: 5,787,792 km (0.118 R)
• M39: 5,985,560 km (0.108 R)
• M40: 6,097,759 km (0.082 R)
• M41: 6,185,573 km (0.04 R)
• M42: 6,955,403 km (0.101 R)
• M43: 7,112,930 km (0.074 R)
• M44: 7,338,374 km (0.091 R)
• M45: 7,498,743 km (0.107 R)
• M46: 7,579,526 km (0.09 R)
• M47: 7,714,613 km (0.086 R)
• M48: 8,000,943 km (0.118 R)
• M49: 8,193,775 km (0.07 R)
• M50: 8,290,864 km (0.073 R)
• M51: 8,457,964 km (0.085 R)
• M52: 8,612,200 km (0.085 R)
• M53: 8,682,660 km (0.071 R)
• M54: 8,824,180 km (0.12 R)
• M55: 8,952,086 km (0.069 R)
• M56: 9,066,379 km (0.07 R)
• M57: 9,209,843 km (0.09 R)
• M58: 9,281,949 km (0.11 R)
• M59: 9,354,056 km (0.048 R)
• M60: 9,571,870 km (0.102 R)
• M61: 9,762,009 km (0.08 R)
• M62: 9,850,272 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.9

Radius: 8.1

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.4 AU - 1.78 AU

Year: 1295 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 20,455,772 km

• M1: 106,962 km (0.09 R)
• M2: 159,621 km (0.068 R)
• M3: 238,160 km (0.064 R)
• M4: 363,074 km (0.094 R)
• M5: 509,530 km (0.075 R)
• M6: 766,240 km (0.103 R)
• M7: 929,601 km (0.113 R)
• M8: 1,004,251 km (0.064 R)
• M9: 1,073,215 km (0.085 R)
• M10: 1,187,957 km (0.085 R)
• M11: 1,265,299 km (0.053 R)
• M12: 1,451,249 km (0.092 R)
• M13: 1,863,690 km (0.03 R)
• M14: 2,017,178 km (0.087 R)
• M15: 2,095,567 km (0.089 R)
• M16: 2,492,151 km (0.105 R)
• M17: 3,017,688 km (0.073 R)
• M18: 3,102,061 km (0.057 R)
• M19: 3,187,183 km (0.111 R)
• M20: 3,267,367 km (0.058 R)
• M21: 3,348,150 km (0.037 R)
• M22: 3,429,681 km (0.073 R)
• M23: 3,523,628 km (0.098 R)
• M24: 3,750,419 km (0.082 R)
• M25: 4,293,608 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.2

Radius: 5.4

Gravity: 12.66 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.28 AU - 10.72 AU

Year: 17433 Days

Day: 17.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 20,455,772 km

• M1: 420,968 km (0.105 R)
• M2: 795,113 km (0.06 R)
• M3: 835,205 km (0.049 R)
• M4: 980,913 km (0.104 R)
• M5: 1,719,628 km (0.093 R)
• M6: 2,070,285 km (0.111 R)
• M7: 3,183,293 km (0.049 R)
• M8: 3,477,851 km (0.087 R)
• M9: 3,577,932 km (0.106 R)
• M10: 3,645,251 km (0.068 R)
• M11: 3,781,086 km (0.093 R)
• M12: 4,057,842 km (0.115 R)
• M13: 4,630,952 km (0.106 R)
• M14: 4,852,357 km (0.084 R)
• M15: 4,889,606 km (0.119 R)
• M16: 5,537,066 km (0.047 R)
• M17: 5,930,508 km (0.059 R)
• M18: 6,251,845 km (0.111 R)
• M19: 6,414,457 km (0.101 R)
• M20: 6,537,577 km (0.088 R)
• M21: 6,578,716 km (0.092 R)
• M22: 8,073,049 km (0.115 R)
• M23: 8,384,213 km (0.086 R)
• M24: 8,835,250 km (0.079 R)
• M25: 10,092,321 km (0.108 R)
• M26: 10,427,271 km (0.11 R)
• M27: 10,620,252 km (0.078 R)
• M28: 11,653,076 km (0.112 R)
• M29: 12,308,314 km (0.068 R)
• M30: 12,975,371 km (0.113 R)
• M31: 13,654,246 km (0.043 R)
• M32: 13,812,521 km (0.117 R)
• M33: 14,024,501 km (0.096 R)
• M34: 14,398,197 km (0.098 R)
• M35: 15,319,121 km (0.098 R)
• M36: 18,718,134 km (0.1 R)
• M37: 19,960,694 km (0.109 R)
• M38: 21,229,583 km (0.093 R)
• M39: 23,212,802 km (0.104 R)
• M40: 23,717,695 km (0.031 R)
• M41: 24,610,196 km (0.11 R)
• M42: 25,838,843 km (0.113 R)
• M43: 27,485,617 km (0.093 R)
• M44: 27,552,188 km (0.053 R)
• M45: 28,153,721 km (0.113 R)
• M46: 28,692,124 km (0.115 R)
• M47: 29,301,885 km (0.113 R)
• M48: 30,121,531 km (0.113 R)
• M49: 30,327,677 km (0.038 R)
• M50: 31,713,552 km (0.103 R)
• M51: 32,907,642 km (0.032 R)
• M52: 33,688,094 km (0.118 R)
• M53: 34,044,885 km (0.106 R)
• M54: 34,187,901 km (0.094 R)
• M55: 35,122,738 km (0.117 R)
• M56: 35,484,465 km (0.037 R)
• M57: 38,422,867 km (0.078 R)
• M58: 40,222,828 km (0.088 R)
• M59: 41,057,136 km (0.079 R)
• M60: 41,361,866 km (0.116 R)
• M61: 42,050,316 km (0.079 R)
• M62: 42,742,505 km (0.099 R)
• M63: 43,516,076 km (0.074 R)
• M64: 43,749,000 km (0.104 R)
• M65: 43,982,372 km (0.044 R)
• M66: 44,763,423 km (0.11 R)
• M67: 44,998,591 km (0.112 R)
• M68: 46,735,721 km (0.095 R)
• M69: 47,692,400 km (0.106 R)
• M70: 48,253,541 km (0.091 R)
• M71: 48,414,209 km (0.044 R)
• M72: 48,655,660 km (0.116 R)
• M73: 48,816,777 km (0.065 R)
• M74: 48,978,044 km (0.1 R)
• M75: 50,275,057 km (0.087 R)
• M76: 50,438,119 km (0.063 R)
• M77: 50,601,181 km (0.112 R)
• M78: 52,820,166 km (0.094 R)
• M79: 52,985,771 km (0.112 R)
• M80: 54,233,417 km (0.09 R)
• M81: 54,484,143 km (0.108 R)
• M82: 54,735,318 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.7

Radius: 6.2

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.23 AU - 10.11 AU

Year: 17930 Days

Day: 21.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 20,455,772 km

• M1: 78,838 km (0.082 R)
• M2: 393,742 km (0.049 R)
• M3: 503,098 km (0.108 R)
• M4: 658,679 km (0.115 R)
• M5: 910,303 km (0.112 R)
• M6: 1,213,089 km (0.084 R)
• M7: 1,799,962 km (0.063 R)
• M8: 3,067,804 km (0.116 R)
• M9: 4,195,622 km (0.078 R)
• M10: 4,442,309 km (0.081 R)
• M11: 4,549,570 km (0.103 R)
• M12: 4,657,580 km (0.092 R)
• M13: 5,023,945 km (0.065 R)
• M14: 6,019,220 km (0.037 R)
• M15: 6,907,682 km (0.112 R)
• M16: 6,948,971 km (0.117 R)
• M17: 6,990,409 km (0.111 R)
• M18: 7,409,433 km (0.117 R)
• M19: 8,271,416 km (0.057 R)
• M20: 8,315,398 km (0.11 R)
• M21: 8,403,511 km (0.096 R)
• M22: 8,625,215 km (0.091 R)
• M23: 8,893,593 km (0.116 R)
• M24: 10,419,043 km (0.065 R)
• M25: 12,323,274 km (0.1 R)
• M26: 12,930,492 km (0.085 R)
• M27: 13,083,680 km (0.12 R)
• M28: 13,237,616 km (0.118 R)
• M29: 13,289,078 km (0.042 R)
• M30: 14,068,782 km (0.076 R)
• M31: 14,121,141 km (0.091 R)
• M32: 14,437,541 km (0.105 R)
• M33: 14,596,713 km (0.074 R)
• M34: 15,726,327 km (0.081 R)
• M35: 15,999,492 km (0.088 R)
• M36: 16,439,759 km (0.107 R)
• M37: 18,240,169 km (0.097 R)
• M38: 18,989,206 km (0.105 R)
• M39: 19,163,487 km (0.093 R)
• M40: 19,280,024 km (0.025 R)
• M41: 19,396,860 km (0.109 R)
• M42: 20,339,177 km (0.116 R)
• M43: 20,696,267 km (0.097 R)
• M44: 20,875,784 km (0.11 R)
• M45: 21,901,876 km (0.114 R)
• M46: 22,084,685 km (0.113 R)
• M47: 22,697,737 km (0.088 R)
• M48: 23,130,224 km (0.034 R)
• M49: 23,565,405 km (0.119 R)
• M50: 24,003,128 km (0.113 R)
• M51: 24,506,824 km (0.089 R)
• M52: 26,103,332 km (0.032 R)
• M53: 26,167,809 km (0.113 R)
• M54: 26,232,435 km (0.037 R)
• M55: 26,556,315 km (0.098 R)
• M56: 27,142,589 km (0.07 R)
• M57: 27,338,861 km (0.086 R)
• M58: 27,535,732 km (0.109 R)
• M59: 27,601,406 km (0.025 R)
• M60: 30,340,393 km (0.106 R)
• M61: 30,748,496 km (0.101 R)
• M62: 31,501,272 km (0.085 R)
• M63: 31,638,753 km (0.092 R)
• M64: 33,164,651 km (0.099 R)
• M65: 35,069,930 km (0.103 R)
• M66: 35,283,855 km (0.053 R)
• M67: 35,569,587 km (0.052 R)
• M68: 38,396,687 km (0.099 R)
• M69: 38,838,001 km (0.045 R)
• M70: 39,280,960 km (0.071 R)
• M71: 39,725,565 km (0.118 R)
• M72: 40,395,614 km (0.107 R)
• M73: 40,694,660 km (0.066 R)
• M74: 40,844,557 km (0.075 R)
• M75: 41,445,492 km (0.105 R)
• M76: 43,418,837 km (0.108 R)
• M77: 43,725,064 km (0.097 R)
• M78: 43,801,808 km (0.072 R)
• M79: 45,655,774 km (0.095 R)
• M80: 47,377,496 km (0.119 R)
• M81: 47,692,848 km (0.091 R)
• M82: 49,279,932 km (0.057 R)
• M83: 50,803,736 km (0.071 R)
• M84: 51,045,636 km (0.073 R)
• M85: 51,368,917 km (0.113 R)
• M86: 51,530,782 km (0.099 R)
• M87: 51,855,110 km (0.114 R)
• M88: 52,098,805 km (0.064 R)
• M89: 52,668,773 km (0.042 R)
• M90: 53,568,754 km (0.102 R)
• M91: 54,556,249 km (0.075 R)
• M92: 54,721,405 km (0.057 R)
• M93: 55,052,316 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.4

Radius: 5.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.67 AU - 9.73 AU

Year: 18018 Days

Day: 18 Hours

Environment

Temp: -225 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 20,455,772 km

• M1: 166,353 km (0.107 R)
• M2: 305,628 km (0.094 R)
• M3: 540,796 km (0.103 R)
• M4: 667,805 km (0.11 R)
• M5: 961,017 km (0.088 R)
• M6: 1,412,353 km (0.091 R)
• M7: 2,188,766 km (0.079 R)
• M8: 2,742,279 km (0.09 R)
• M9: 3,538,438 km (0.085 R)
• M10: 4,437,372 km (0.095 R)
• M11: 4,492,424 km (0.059 R)
• M12: 5,073,911 km (0.045 R)
• M13: 5,659,138 km (0.118 R)
• M14: 6,000,221 km (0.119 R)
• M15: 6,306,747 km (0.069 R)
• M16: 6,576,472 km (0.084 R)
• M17: 7,408,087 km (0.093 R)
• M18: 7,670,631 km (0.102 R)
• M19: 7,869,596 km (0.086 R)
• M20: 8,159,965 km (0.116 R)
• M21: 8,522,142 km (0.114 R)
• M22: 9,191,892 km (0.104 R)
• M23: 9,663,574 km (0.116 R)
• M24: 10,976,145 km (0.115 R)
• M25: 11,678,507 km (0.096 R)
• M26: 11,830,948 km (0.049 R)
• M27: 12,680,813 km (0.069 R)
• M28: 13,179,124 km (0.038 R)
• M29: 13,550,276 km (0.084 R)
• M30: 14,059,657 km (0.077 R)
• M31: 15,235,197 km (0.097 R)
• M32: 16,102,116 km (0.105 R)
• M33: 16,870,152 km (0.058 R)
• M34: 17,215,424 km (0.091 R)
• M35: 18,147,269 km (0.09 R)
• M36: 18,235,382 km (0.085 R)
• M37: 18,500,918 km (0.095 R)
• M38: 19,515,192 km (0.069 R)
• M39: 20,394,678 km (0.112 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 12,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit