🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.63 AU - 0.79 AU

Year: 223 Days

Day: 20.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 71,522,375 km

• M1: 20,345 km (0.087 R)
• M2: 92,751 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.81 AU - 0.87 AU

Year: 287 Days

Day: 45.6 Hours

Environment

Temp: 102 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.79 AU - 1.11 AU

Year: 345 Days

Day: 42.9 Hours

Environment

Temp: 35 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 71,522,375 km

• M1: 57,446 km (0.052 R)
• M2: 432,487 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.93 AU - 1.09 AU

Year: 378 Days

Day: 24.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.64 AU - 2.58 AU

Year: 1143 Days

Day: 45.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.95 AU - 2.97 AU

Year: 1898 Days

Day: 35.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.8

Radius: 13.2

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.85 AU - 6.41 AU

Year: 4980 Days

Day: 13.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 71,522,375 km

• M1: 170,841 km (0.107 R)
• M2: 409,150 km (0.074 R)
• M3: 544,536 km (0.091 R)
• M4: 941,419 km (0.067 R)
• M5: 1,106,276 km (0.115 R)
• M6: 1,323,193 km (0.057 R)
• M7: 1,991,896 km (0.116 R)
• M8: 2,123,991 km (0.082 R)
• M9: 2,484,970 km (0.098 R)
• M10: 2,609,884 km (0.102 R)
• M11: 3,053,891 km (0.107 R)
• M12: 3,501,937 km (0.069 R)
• M13: 3,744,136 km (0.096 R)
• M14: 3,971,075 km (0.064 R)
• M15: 4,054,850 km (0.1 R)
• M16: 4,723,403 km (0.113 R)
• M17: 5,081,989 km (0.103 R)
• M18: 5,195,983 km (0.04 R)
• M19: 5,310,724 km (0.118 R)
• M20: 5,566,238 km (0.032 R)
• M21: 5,660,185 km (0.118 R)
• M22: 5,802,153 km (0.047 R)
• M23: 5,921,383 km (0.093 R)
• M24: 6,089,681 km (0.102 R)
• M25: 6,406,379 km (0.083 R)
• M26: 6,980,087 km (0.101 R)
• M27: 7,286,015 km (0.081 R)
• M28: 7,388,938 km (0.095 R)
• M29: 7,492,460 km (0.115 R)
• M30: 7,622,460 km (0.103 R)
• M31: 7,884,705 km (0.118 R)
• M32: 8,283,832 km (0.094 R)
• M33: 8,635,088 km (0.067 R)
• M34: 8,826,125 km (0.115 R)
• M35: 9,185,010 km (0.083 R)
• M36: 10,550,988 km (0.071 R)
• M37: 10,843,602 km (0.085 R)
• M38: 11,888,692 km (0.11 R)
• M39: 12,010,166 km (0.088 R)
• M40: 12,284,977 km (0.081 R)
• M41: 12,562,032 km (0.098 R)
• M42: 12,934,531 km (0.085 R)
• M43: 13,279,354 km (0.064 R)
• M44: 13,627,020 km (0.08 R)
• M45: 13,945,813 km (0.052 R)
• M46: 14,170,359 km (0.119 R)
• M47: 14,558,266 km (0.104 R)
• M48: 14,688,267 km (0.11 R)
• M49: 14,818,866 km (0.078 R)
• M50: 16,211,772 km (0.114 R)
• M51: 16,447,987 km (0.117 R)
• M52: 16,753,466 km (0.059 R)
• M53: 17,508,037 km (0.085 R)
• M54: 17,611,709 km (0.093 R)
• M55: 17,750,386 km (0.046 R)
• M56: 18,028,787 km (0.116 R)
• M57: 18,273,530 km (0.102 R)
• M58: 18,589,929 km (0.103 R)
• M59: 19,585,802 km (0.086 R)
• M60: 20,235,206 km (0.083 R)
• M61: 20,380,466 km (0.106 R)
• M62: 21,075,198 km (0.102 R)
• M63: 21,629,159 km (0.094 R)
• M64: 22,600,798 km (0.074 R)
• M65: 22,751,592 km (0.116 R)
• M66: 23,281,917 km (0.112 R)
• M67: 23,396,060 km (0.108 R)
• M68: 23,624,945 km (0.076 R)
• M69: 23,969,618 km (0.044 R)
• M70: 24,084,958 km (0.111 R)
• M71: 24,238,894 km (0.115 R)
• M72: 24,741,693 km (0.049 R)
• M73: 25,013,811 km (0.118 R)
• M74: 26,230,939 km (0.065 R)
• M75: 26,429,157 km (0.101 R)
• M76: 26,627,673 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.8

Radius: 15

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.4 AU - 10.74 AU

Year: 10183 Days

Day: 7.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 71,522,375 km

• M1: 205,697 km (0.095 R)
• M2: 365,468 km (0.116 R)
• M3: 531,820 km (0.099 R)
• M4: 664,364 km (0.116 R)
• M5: 760,406 km (0.038 R)
• M6: 969,394 km (0.093 R)
• M7: 1,081,593 km (0.092 R)
• M8: 1,198,728 km (0.093 R)
• M9: 1,421,479 km (0.079 R)
• M10: 1,644,829 km (0.079 R)
• M11: 2,068,041 km (0.044 R)
• M12: 2,186,971 km (0.115 R)
• M13: 2,898,758 km (0.091 R)
• M14: 3,289,508 km (0.085 R)
• M15: 3,464,687 km (0.039 R)
• M16: 3,990,822 km (0.106 R)
• M17: 4,292,113 km (0.093 R)
• M18: 4,659,674 km (0.117 R)
• M19: 4,758,110 km (0.083 R)
• M20: 4,877,190 km (0.074 R)
• M21: 5,487,699 km (0.064 R)
• M22: 5,654,650 km (0.101 R)
• M23: 6,144,134 km (0.057 R)
• M24: 6,252,443 km (0.072 R)
• M25: 6,691,812 km (0.112 R)
• M26: 6,982,929 km (0.093 R)
• M27: 7,232,459 km (0.082 R)
• M28: 8,452,280 km (0.036 R)
• M29: 9,333,860 km (0.066 R)
• M30: 10,039,962 km (0.046 R)
• M31: 10,451,206 km (0.036 R)
• M32: 10,658,848 km (0.111 R)
• M33: 11,906,794 km (0.094 R)
• M34: 12,369,650 km (0.106 R)
• M35: 12,977,316 km (0.085 R)
• M36: 13,369,113 km (0.087 R)
• M37: 13,594,856 km (0.104 R)
• M38: 13,764,949 km (0.092 R)
• M39: 14,626,034 km (0.075 R)
• M40: 15,063,010 km (0.049 R)
• M41: 15,327,349 km (0.051 R)
• M42: 15,504,473 km (0.108 R)
• M43: 15,830,895 km (0.115 R)
• M44: 16,129,642 km (0.05 R)
• M45: 16,732,821 km (0.078 R)
• M46: 17,251,178 km (0.097 R)
• M47: 17,435,482 km (0.059 R)
• M48: 17,899,086 km (0.075 R)
• M49: 18,116,751 km (0.067 R)
• M50: 18,335,313 km (0.119 R)
• M51: 18,680,585 km (0.106 R)
• M52: 19,569,346 km (0.114 R)
• M53: 20,601,721 km (0.078 R)
• M54: 21,288,974 km (0.107 R)
• M55: 21,420,620 km (0.118 R)
• M56: 22,350,520 km (0.116 R)
• M57: 22,518,070 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.7

Radius: 6.1

Gravity: 24.58 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 10.6 AU - 14.82 AU

Year: 16892 Days

Day: 21.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 71,522,375 km

• M1: 88,113 km (0.097 R)
• M2: 353,949 km (0.097 R)
• M3: 503,995 km (0.09 R)
• M4: 544,686 km (0.101 R)
• M5: 1,799,962 km (0.103 R)
• M6: 2,656,858 km (0.066 R)
• M7: 4,248,131 km (0.049 R)
• M8: 4,334,150 km (0.034 R)
• M9: 4,907,259 km (0.032 R)
• M10: 4,952,438 km (0.12 R)
• M11: 6,615,218 km (0.115 R)
• M12: 6,966,922 km (0.065 R)
• M13: 7,017,636 km (0.118 R)
• M14: 7,170,525 km (0.091 R)
• M15: 7,221,837 km (0.06 R)
• M16: 7,376,222 km (0.057 R)
• M17: 7,427,833 km (0.07 R)
• M18: 8,814,307 km (0.102 R)
• M19: 10,452,104 km (0.076 R)
• M20: 11,216,100 km (0.118 R)
• M21: 13,235,073 km (0.091 R)
• M22: 13,550,725 km (0.095 R)
• M23: 13,868,770 km (0.091 R)
• M24: 15,165,335 km (0.111 R)
• M25: 15,828,053 km (0.098 R)
• M26: 15,894,923 km (0.087 R)
• M27: 18,221,021 km (0.086 R)
• M28: 18,571,977 km (0.047 R)
• M29: 19,566,653 km (0.086 R)
• M30: 20,070,350 km (0.074 R)
• M31: 20,578,384 km (0.095 R)
• M32: 20,724,242 km (0.081 R)
• M33: 21,607,019 km (0.11 R)
• M34: 21,903,971 km (0.071 R)
• M35: 22,577,161 km (0.062 R)
• M36: 22,652,409 km (0.114 R)
• M37: 22,953,998 km (0.081 R)
• M38: 23,029,695 km (0.068 R)
• M39: 23,181,237 km (0.084 R)
• M40: 23,867,143 km (0.096 R)
• M41: 24,869,599 km (0.117 R)
• M42: 24,947,240 km (0.061 R)
• M43: 25,571,662 km (0.109 R)
• M44: 25,728,440 km (0.088 R)
• M45: 25,807,129 km (0.106 R)
• M46: 25,964,506 km (0.114 R)
• M47: 26,835,764 km (0.097 R)
• M48: 27,475,444 km (0.12 R)
• M49: 27,555,629 km (0.09 R)
• M50: 28,444,240 km (0.106 R)
• M51: 30,581,694 km (0.097 R)
• M52: 31,417,348 km (0.073 R)
• M53: 32,345,304 km (0.097 R)
• M54: 33,282,235 km (0.11 R)
• M55: 33,883,170 km (0.069 R)
• M56: 33,969,338 km (0.053 R)
• M57: 34,661,079 km (0.117 R)
• M58: 36,852,388 km (0.096 R)
• M59: 37,473,818 km (0.109 R)
• M60: 37,562,978 km (0.109 R)
• M61: 38,278,056 km (0.119 R)
• M62: 39,087,979 km (0.105 R)
• M63: 39,268,843 km (0.113 R)
• M64: 41,828,313 km (0.088 R)
• M65: 42,755,520 km (0.095 R)
• M66: 43,315,016 km (0.117 R)
• M67: 44,064,801 km (0.054 R)
• M68: 46,818,598 km (0.058 R)
• M69: 49,041,922 km (0.085 R)
• M70: 49,627,448 km (0.101 R)
• M71: 50,904,266 km (0.042 R)
• M72: 52,590,234 km (0.112 R)
• M73: 52,889,729 km (0.086 R)
• M74: 53,189,673 km (0.09 R)
• M75: 53,289,754 km (0.112 R)
• M76: 53,490,215 km (0.076 R)
• M77: 54,799,046 km (0.085 R)
• M78: 55,711,444 km (0.102 R)
• M79: 56,016,623 km (0.106 R)
• M80: 56,730,953 km (0.098 R)
• M81: 56,935,603 km (0.09 R)
• M82: 59,826,432 km (0.049 R)
• M83: 60,870,476 km (0.109 R)
• M84: 61,289,799 km (0.098 R)
• M85: 62,236,604 km (0.109 R)
• M86: 63,506,540 km (0.112 R)
• M87: 64,144,874 km (0.102 R)
• M88: 64,464,714 km (0.114 R)
• M89: 64,571,527 km (0.096 R)
• M90: 66,826,865 km (0.11 R)
• M91: 67,475,970 km (0.063 R)
• M92: 70,642,658 km (0.051 R)
• M93: 71,193,477 km (0.116 R)
• M94: 71,856,495 km (0.098 R)
• M95: 72,410,456 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.6

Radius: 4.7

Gravity: 16.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 15.86 AU - 17.26 AU

Year: 25121 Days

Day: 17.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 71,522,375 km

• M1: 324,179 km (0.119 R)
• M2: 393,293 km (0.101 R)
• M3: 567,126 km (0.071 R)
• M4: 651,798 km (0.097 R)
• M5: 695,630 km (0.105 R)
• M6: 1,108,819 km (0.11 R)
• M7: 1,242,710 km (0.116 R)
• M8: 1,325,736 km (0.047 R)
• M9: 1,381,985 km (0.077 R)
• M10: 1,923,978 km (0.08 R)
• M11: 2,184,129 km (0.108 R)
• M12: 2,386,535 km (0.06 R)
• M13: 2,809,149 km (0.109 R)
• M14: 4,504,093 km (0.108 R)
• M15: 4,891,850 km (0.032 R)
• M16: 4,979,365 km (0.04 R)
• M17: 5,335,109 km (0.075 R)
• M18: 6,212,201 km (0.085 R)
• M19: 7,083,609 km (0.088 R)
• M20: 7,282,424 km (0.092 R)
• M21: 7,382,505 km (0.115 R)
• M22: 8,251,669 km (0.029 R)
• M23: 8,831,062 km (0.069 R)
• M24: 9,206,702 km (0.102 R)
• M25: 10,420,688 km (0.097 R)
• M26: 10,703,428 km (0.107 R)
• M27: 11,103,752 km (0.085 R)
• M28: 11,508,863 km (0.067 R)
• M29: 12,393,136 km (0.086 R)
• M30: 12,692,781 km (0.088 R)
• M31: 13,177,179 km (0.12 R)
• M32: 14,101,544 km (0.07 R)
• M33: 14,666,126 km (0.039 R)
• M34: 14,982,975 km (0.11 R)
• M35: 17,597,946 km (0.063 R)
• M36: 17,665,115 km (0.1 R)
• M37: 17,867,072 km (0.079 R)
• M38: 18,002,159 km (0.089 R)
• M39: 18,545,798 km (0.088 R)
• M40: 19,719,094 km (0.112 R)
• M41: 20,987,235 km (0.114 R)
• M42: 22,426,965 km (0.048 R)
• M43: 22,572,673 km (0.109 R)
• M44: 23,158,798 km (0.11 R)
• M45: 23,379,903 km (0.104 R)
• M46: 25,324,825 km (0.11 R)
• M47: 25,476,517 km (0.111 R)
• M48: 25,704,654 km (0.12 R)
• M49: 26,086,577 km (0.112 R)
• M50: 26,933,152 km (0.082 R)
• M51: 27,087,986 km (0.105 R)
• M52: 27,866,942 km (0.118 R)
• M53: 29,367,109 km (0.113 R)
• M54: 32,280,528 km (0.102 R)
• M55: 32,445,085 km (0.105 R)
• M56: 32,527,364 km (0.093 R)
• M57: 32,692,371 km (0.092 R)
• M58: 33,023,132 km (0.056 R)
• M59: 34,946,362 km (0.12 R)
• M60: 36,819,626 km (0.112 R)
• M61: 37,163,701 km (0.079 R)
• M62: 37,249,870 km (0.094 R)
• M63: 40,485,373 km (0.053 R)
• M64: 40,840,518 km (0.045 R)
• M65: 41,643,410 km (0.107 R)
• M66: 43,083,439 km (0.039 R)
• M67: 44,174,157 km (0.039 R)
• M68: 45,919,814 km (0.105 R)
• M69: 46,290,069 km (0.095 R)
• M70: 46,568,471 km (0.11 R)
• M71: 47,594,114 km (0.063 R)
• M72: 49,004,522 km (0.096 R)
• M73: 50,142,813 km (0.075 R)
• M74: 51,097,995 km (0.113 R)
• M75: 51,673,947 km (0.033 R)
• M76: 51,866,479 km (0.068 R)
• M77: 53,220,490 km (0.056 R)
• M78: 53,512,206 km (0.101 R)
• M79: 53,901,908 km (0.086 R)
• M80: 56,160,836 km (0.12 R)
• M81: 57,053,187 km (0.101 R)
• M82: 60,162,429 km (0.081 R)
• M83: 60,263,707 km (0.12 R)
• M84: 60,364,985 km (0.114 R)
• M85: 60,872,122 km (0.116 R)
• M86: 61,177,152 km (0.064 R)
• M87: 63,738,566 km (0.1 R)
• M88: 64,358,350 km (0.115 R)
• M89: 65,917,011 km (0.082 R)
• M90: 70,239,940 km (0.114 R)
• M91: 70,987,032 km (0.11 R)
• M92: 71,093,994 km (0.115 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: 188 - 17,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit