🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.52 AU - 0.86 AU

Year: 201 Days

Day: 28 Hours

Environment

Temp: 203 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.61 AU - 0.81 AU

Year: 209 Days

Day: 20.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.59 AU - 3.95 AU

Year: 2561 Days

Day: 29.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.08 AU - 4.28 AU

Year: 2990 Days

Day: 16.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.8

Radius: 12.6

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.84 AU - 6.26 AU

Year: 5206 Days

Day: 12.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,050,191 km

• M1: 180,265 km (0.109 R)
• M2: 286,929 km (0.12 R)
• M3: 570,267 km (0.087 R)
• M4: 881,580 km (0.111 R)
• M5: 1,017,116 km (0.06 R)
• M6: 1,114,205 km (0.118 R)
• M7: 1,604,587 km (0.093 R)
• M8: 1,809,835 km (0.102 R)
• M9: 2,100,354 km (0.044 R)
• M10: 2,406,132 km (0.057 R)
• M11: 2,548,998 km (0.112 R)
• M12: 2,673,763 km (0.111 R)
• M13: 2,800,622 km (0.073 R)
• M14: 2,908,033 km (0.108 R)
• M15: 3,339,922 km (0.098 R)
• M16: 3,662,605 km (0.089 R)
• M17: 3,768,670 km (0.084 R)
• M18: 4,858,041 km (0.095 R)
• M19: 5,000,907 km (0.094 R)
• M20: 5,410,955 km (0.053 R)
• M21: 6,504,515 km (0.098 R)
• M22: 6,996,094 km (0.056 R)
• M23: 7,231,561 km (0.08 R)
• M24: 9,016,114 km (0.106 R)
• M25: 9,160,177 km (0.107 R)
• M26: 10,023,506 km (0.074 R)
• M27: 10,122,839 km (0.118 R)
• M28: 10,439,687 km (0.067 R)
• M29: 10,709,113 km (0.105 R)
• M30: 11,015,041 km (0.1 R)
• M31: 11,722,489 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.7

Radius: 14

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.08 AU - 7.78 AU

Year: 7085 Days

Day: 11 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 82,050,191 km

• M1: 189,690 km (0.093 R)
• M2: 721,959 km (0.049 R)
• M3: 811,868 km (0.029 R)
• M4: 979,866 km (0.112 R)
• M5: 1,133,952 km (0.099 R)
• M6: 1,395,449 km (0.103 R)
• M7: 1,586,186 km (0.117 R)
• M8: 1,754,633 km (0.1 R)
• M9: 2,296,327 km (0.088 R)
• M10: 2,595,523 km (0.118 R)
• M11: 2,704,131 km (0.093 R)
• M12: 2,832,935 km (0.099 R)
• M13: 3,874,435 km (0.041 R)
• M14: 4,755,268 km (0.085 R)
• M15: 4,979,515 km (0.108 R)
• M16: 5,696,687 km (0.08 R)
• M17: 5,911,061 km (0.112 R)
• M18: 6,152,362 km (0.114 R)
• M19: 6,570,338 km (0.114 R)
• M20: 6,896,163 km (0.105 R)
• M21: 7,048,304 km (0.096 R)
• M22: 7,433,668 km (0.105 R)
• M23: 7,799,734 km (0.097 R)
• M24: 8,011,564 km (0.096 R)
• M25: 8,522,291 km (0.07 R)
• M26: 8,767,931 km (0.103 R)
• M27: 9,266,391 km (0.076 R)
• M28: 9,547,187 km (0.087 R)
• M29: 10,232,943 km (0.097 R)
• M30: 10,904,937 km (0.105 R)
• M31: 11,053,039 km (0.056 R)
• M32: 11,171,819 km (0.064 R)
• M33: 11,261,279 km (0.084 R)
• M34: 11,501,084 km (0.12 R)
• M35: 11,985,632 km (0.04 R)
• M36: 12,077,186 km (0.112 R)
• M37: 12,199,706 km (0.088 R)
• M38: 12,322,676 km (0.09 R)
• M39: 12,662,712 km (0.099 R)
• M40: 12,849,709 km (0.088 R)
• M41: 12,974,773 km (0.054 R)
• M42: 14,442,328 km (0.049 R)
• M43: 14,833,826 km (0.109 R)
• M44: 15,063,758 km (0.092 R)
• M45: 15,162,642 km (0.102 R)
• M46: 15,560,572 km (0.069 R)
• M47: 17,186,551 km (0.095 R)
• M48: 17,810,225 km (0.082 R)
• M49: 18,653,358 km (0.082 R)
• M50: 18,795,028 km (0.1 R)
• M51: 19,186,825 km (0.087 R)
• M52: 19,761,580 km (0.113 R)
• M53: 20,232,663 km (0.102 R)
• M54: 20,378,372 km (0.09 R)
• M55: 20,634,184 km (0.106 R)
• M56: 20,964,646 km (0.089 R)
• M57: 21,112,149 km (0.108 R)
• M58: 21,222,852 km (0.078 R)
• M59: 21,966,652 km (0.074 R)
• M60: 22,304,145 km (0.06 R)
• M61: 22,416,942 km (0.03 R)
• M62: 22,718,980 km (0.073 R)
• M63: 23,288,649 km (0.106 R)
• M64: 23,594,576 km (0.07 R)
• M65: 24,287,514 km (0.077 R)
• M66: 25,614,596 km (0.114 R)
• M67: 25,772,272 km (0.088 R)
• M68: 26,009,385 km (0.067 R)
• M69: 26,207,602 km (0.079 R)
• M70: 26,326,832 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.5

Radius: 14.6

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.44 AU - 10.52 AU

Year: 11030 Days

Day: 8.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 82,050,191 km

• M1: 198,367 km (0.095 R)
• M2: 358,287 km (0.091 R)
• M3: 828,473 km (0.089 R)
• M4: 987,645 km (0.101 R)
• M5: 1,297,762 km (0.085 R)
• M6: 1,443,769 km (0.052 R)
• M7: 1,639,892 km (0.109 R)
• M8: 1,892,263 km (0.041 R)
• M9: 1,987,258 km (0.116 R)
• M10: 2,207,167 km (0.058 R)
• M11: 2,435,453 km (0.072 R)
• M12: 3,338,725 km (0.077 R)
• M13: 3,661,557 km (0.039 R)
• M14: 4,180,812 km (0.086 R)
• M15: 4,433,333 km (0.085 R)
• M16: 4,593,702 km (0.076 R)
• M17: 5,254,924 km (0.071 R)
• M18: 5,700,876 km (0.109 R)
• M19: 5,875,756 km (0.096 R)
• M20: 7,074,184 km (0.083 R)
• M21: 7,605,257 km (0.071 R)
• M22: 8,070,805 km (0.068 R)
• M23: 8,545,629 km (0.048 R)
• M24: 9,029,727 km (0.097 R)
• M25: 9,481,214 km (0.108 R)
• M26: 9,647,267 km (0.055 R)
• M27: 9,814,368 km (0.071 R)
• M28: 10,193,749 km (0.056 R)
• M29: 11,448,875 km (0.119 R)
• M30: 12,388,200 km (0.084 R)
• M31: 12,752,620 km (0.099 R)
• M32: 13,074,256 km (0.069 R)
• M33: 15,743,530 km (0.079 R)
• M34: 15,841,966 km (0.055 R)
• M35: 16,686,595 km (0.078 R)
• M36: 16,988,185 km (0.12 R)
• M37: 17,240,855 km (0.094 R)
• M38: 17,852,561 km (0.106 R)
• M39: 18,575,119 km (0.101 R)
• M40: 19,044,707 km (0.098 R)
• M41: 19,307,400 km (0.103 R)
• M42: 19,995,700 km (0.12 R)
• M43: 21,560,195 km (0.032 R)
• M44: 21,943,764 km (0.092 R)
• M45: 22,053,868 km (0.077 R)
• M46: 22,495,630 km (0.105 R)
• M47: 24,065,211 km (0.096 R)
• M48: 24,292,301 km (0.063 R)
• M49: 25,150,244 km (0.105 R)
• M50: 26,076,405 km (0.086 R)
• M51: 26,660,884 km (0.047 R)
• M52: 27,072,727 km (0.036 R)
• M53: 28,921,308 km (0.106 R)
• M54: 31,180,834 km (0.097 R)
• M55: 31,428,418 km (0.056 R)
• M56: 32,050,446 km (0.066 R)
• M57: 32,928,137 km (0.076 R)
• M58: 33,369,899 km (0.098 R)
• M59: 34,195,680 km (0.089 R)
• M60: 34,643,127 km (0.086 R)
• M61: 35,996,988 km (0.027 R)
• M62: 36,126,839 km (0.116 R)
• M63: 36,517,289 km (0.068 R)
• M64: 36,909,086 km (0.108 R)
• M65: 37,302,379 km (0.12 R)
• M66: 37,631,195 km (0.112 R)
• M67: 38,556,906 km (0.114 R)
• M68: 38,822,891 km (0.085 R)
• M69: 39,089,325 km (0.05 R)
• M70: 40,430,919 km (0.112 R)
• M71: 40,768,711 km (0.072 R)
• M72: 41,107,400 km (0.091 R)
• M73: 41,378,921 km (0.113 R)
• M74: 42,883,576 km (0.119 R)
• M75: 44,406,183 km (0.119 R)
• M76: 44,545,459 km (0.105 R)
• M77: 44,684,884 km (0.094 R)
• M78: 45,104,057 km (0.112 R)
• M79: 47,077,403 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.1

Radius: 3.8

Gravity: 29.37 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 14.35 AU - 16.89 AU

Year: 21597 Days

Day: 15.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 82,050,191 km

• M1: 474,824 km (0.116 R)
• M2: 532,718 km (0.101 R)
• M3: 572,661 km (0.109 R)
• M4: 698,472 km (0.095 R)
• M5: 742,305 km (0.09 R)
• M6: 1,000,062 km (0.074 R)
• M7: 1,203,814 km (0.101 R)
• M8: 1,919,789 km (0.098 R)
• M9: 2,013,139 km (0.057 R)
• M10: 2,335,073 km (0.032 R)
• M11: 2,434,705 km (0.117 R)
• M12: 2,502,024 km (0.053 R)
• M13: 3,318,530 km (0.075 R)
• M14: 3,658,715 km (0.113 R)
• M15: 3,697,162 km (0.082 R)
• M16: 4,290,617 km (0.03 R)
• M17: 6,424,929 km (0.087 R)
• M18: 6,564,654 km (0.076 R)
• M19: 6,799,971 km (0.085 R)
• M20: 6,942,388 km (0.089 R)
• M21: 6,990,110 km (0.04 R)
• M22: 7,230,364 km (0.106 R)
• M23: 7,917,318 km (0.06 R)
• M24: 7,967,283 km (0.077 R)
• M25: 8,369,851 km (0.116 R)
• M26: 9,510,984 km (0.116 R)
• M27: 9,563,941 km (0.088 R)
• M28: 10,371,022 km (0.033 R)
• M29: 10,589,884 km (0.029 R)
• M30: 11,650,084 km (0.087 R)
• M31: 11,763,629 km (0.114 R)
• M32: 13,332,461 km (0.075 R)
• M33: 13,689,851 km (0.099 R)
• M34: 14,231,844 km (0.077 R)
• M35: 14,842,353 km (0.103 R)
• M36: 15,274,840 km (0.074 R)
• M37: 16,215,212 km (0.025 R)
• M38: 17,758,464 km (0.098 R)
• M39: 17,823,838 km (0.095 R)
• M40: 18,217,430 km (0.093 R)
• M41: 20,159,659 km (0.076 R)
• M42: 20,432,676 km (0.047 R)
• M43: 22,377,747 km (0.084 R)
• M44: 23,300,766 km (0.09 R)
• M45: 23,443,782 km (0.112 R)
• M46: 23,730,860 km (0.088 R)
• M47: 23,802,816 km (0.105 R)
• M48: 26,068,925 km (0.102 R)
• M49: 27,039,666 km (0.119 R)
• M50: 27,416,054 km (0.108 R)
• M51: 27,870,083 km (0.113 R)
• M52: 28,632,284 km (0.099 R)
• M53: 29,247,132 km (0.067 R)
• M54: 29,324,175 km (0.045 R)
• M55: 29,401,367 km (0.085 R)
• M56: 31,195,943 km (0.084 R)
• M57: 31,511,595 km (0.097 R)
• M58: 31,590,732 km (0.057 R)
• M59: 32,305,511 km (0.094 R)
• M60: 33,266,826 km (0.109 R)
• M61: 33,993,872 km (0.04 R)
• M62: 35,381,542 km (0.06 R)
• M63: 36,787,762 km (0.062 R)
• M64: 37,371,942 km (0.11 R)
• M65: 38,043,487 km (0.114 R)
• M66: 38,465,203 km (0.093 R)
• M67: 38,973,237 km (0.098 R)
• M68: 39,910,618 km (0.058 R)
• M69: 39,996,188 km (0.116 R)
• M70: 40,682,991 km (0.101 R)
• M71: 41,287,068 km (0.057 R)
• M72: 42,155,184 km (0.081 R)
• M73: 42,242,400 km (0.101 R)
• M74: 43,029,434 km (0.1 R)
• M75: 43,205,062 km (0.078 R)
• M76: 44,529,302 km (0.11 R)
• M77: 45,956,466 km (0.117 R)
• M78: 47,943,126 km (0.084 R)
• M79: 48,398,502 km (0.068 R)
• M80: 48,489,756 km (0.066 R)
• M81: 48,763,969 km (0.046 R)
• M82: 49,497,447 km (0.092 R)
• M83: 50,882,574 km (0.042 R)
• M84: 53,785,222 km (0.078 R)
• M85: 54,542,935 km (0.087 R)
• M86: 55,304,238 km (0.099 R)
• M87: 59,065,578 km (0.027 R)
• M88: 62,212,818 km (0.115 R)
• M89: 62,908,448 km (0.1 R)
• M90: 64,407,867 km (0.08 R)
• M91: 65,716,849 km (0.091 R)
• M92: 67,339,986 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.7

Radius: 3.4

Gravity: 35.18 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 14.47 AU - 23.61 AU

Year: 29065 Days

Day: 21.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 82,050,191 km

• M1: 136,882 km (0.054 R)
• M2: 579,243 km (0.055 R)
• M3: 1,129,015 km (0.106 R)
• M4: 1,339,051 km (0.087 R)
• M5: 1,561,054 km (0.117 R)
• M6: 1,967,960 km (0.049 R)
• M7: 2,003,265 km (0.107 R)
• M8: 2,952,912 km (0.115 R)
• M9: 3,666,494 km (0.048 R)
• M10: 4,617,189 km (0.08 R)
• M11: 4,711,585 km (0.054 R)
• M12: 5,095,154 km (0.081 R)
• M13: 5,439,079 km (0.113 R)
• M14: 5,739,771 km (0.101 R)
• M15: 6,304,952 km (0.065 R)
• M16: 7,212,861 km (0.096 R)
• M17: 7,542,874 km (0.117 R)
• M18: 8,274,857 km (0.113 R)
• M19: 8,911,695 km (0.073 R)
• M20: 9,265,643 km (0.114 R)
• M21: 9,987,303 km (0.112 R)
• M22: 11,483,881 km (0.115 R)
• M23: 11,868,796 km (0.119 R)
• M24: 12,062,824 km (0.115 R)
• M25: 13,652,601 km (0.112 R)
• M26: 14,609,878 km (0.061 R)
• M27: 15,730,067 km (0.09 R)
• M28: 15,943,243 km (0.108 R)
• M29: 16,950,336 km (0.036 R)
• M30: 17,241,903 km (0.098 R)
• M31: 18,126,325 km (0.101 R)
• M32: 18,200,675 km (0.117 R)
• M33: 19,176,652 km (0.107 R)
• M34: 19,785,665 km (0.087 R)
• M35: 21,335,798 km (0.069 R)
• M36: 21,571,714 km (0.095 R)
• M37: 21,650,402 km (0.099 R)
• M38: 22,045,939 km (0.101 R)
• M39: 25,460,959 km (0.097 R)
• M40: 25,711,236 km (0.102 R)
• M41: 26,550,929 km (0.095 R)
• M42: 28,084,906 km (0.069 R)
• M43: 29,472,426 km (0.11 R)
• M44: 30,086,525 km (0.066 R)
• M45: 30,882,087 km (0.116 R)
• M46: 31,863,898 km (0.065 R)
• M47: 32,043,565 km (0.082 R)
• M48: 32,765,374 km (0.068 R)
• M49: 33,492,570 km (0.108 R)
• M50: 35,333,671 km (0.099 R)
• M51: 35,612,521 km (0.073 R)
• M52: 37,018,442 km (0.059 R)
• M53: 37,491,022 km (0.108 R)
• M54: 37,775,557 km (0.109 R)
• M55: 38,920,878 km (0.075 R)
• M56: 39,305,195 km (0.084 R)
• M57: 40,174,508 km (0.09 R)
• M58: 44,414,112 km (0.114 R)
• M59: 45,016,991 km (0.026 R)
• M60: 46,027,525 km (0.11 R)
• M61: 47,147,863 km (0.054 R)
• M62: 47,968,258 km (0.101 R)
• M63: 49,623,259 km (0.11 R)
• M64: 50,876,590 km (0.038 R)
• M65: 51,718,078 km (0.028 R)
• M66: 54,591,405 km (0.063 R)
• M67: 55,021,498 km (0.068 R)
• M68: 56,753,094 km (0.052 R)
• M69: 57,188,723 km (0.082 R)
• M70: 57,406,986 km (0.109 R)
• M71: 58,282,882 km (0.117 R)
• M72: 58,392,537 km (0.097 R)
• M73: 58,942,608 km (0.11 R)
• M74: 59,273,369 km (0.108 R)
• M75: 64,422,079 km (0.106 R)
• M76: 67,049,766 km (0.073 R)
• M77: 67,279,847 km (0.113 R)
• M78: 68,898,047 km (0.082 R)
• M79: 69,595,622 km (0.102 R)
• M80: 69,945,232 km (0.12 R)
• M81: 71,584,376 km (0.115 R)
• M82: 71,819,694 km (0.099 R)
• M83: 72,999,572 km (0.105 R)
• M84: 73,236,236 km (0.117 R)
• M85: 74,900,662 km (0.104 R)
• M86: 78,145,440 km (0.103 R)
• M87: 78,508,813 km (0.117 R)
• M88: 79,724,146 km (0.1 R)
• M89: 79,967,841 km (0.073 R)
• M90: 80,578,499 km (0.119 R)
• M91: 80,945,613 km (0.113 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 13,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit