🌌 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: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.42 AU - 0.6 AU

Year: 134 Days

Day: 40.9 Hours

Environment

Temp: 241 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 44,652,880 km

• M1: 68,665 km (0.117 R)
• M2: 86,617 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.55 AU - 0.67 AU

Year: 176 Days

Day: 28 Hours

Environment

Temp: 130 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.54 AU - 0.78 AU

Year: 198 Days

Day: 39.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.61 AU - 0.73 AU

Year: 202 Days

Day: 14.2 Hours

Environment

Temp: 182 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.96 AU - 2.82 AU

Year: 1363 Days

Day: 44.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 99.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.8

Radius: 9.5

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.71 AU - 6.87 AU

Year: 5140 Days

Day: 11.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 44,652,880 km

• M1: 171,589 km (0.073 R)
• M2: 269,426 km (0.115 R)
• M3: 395,986 km (0.109 R)
• M4: 532,718 km (0.105 R)
• M5: 621,579 km (0.077 R)
• M6: 784,641 km (0.106 R)
• M7: 1,572,124 km (0.116 R)
• M8: 1,725,462 km (0.109 R)
• M9: 1,981,274 km (0.103 R)
• M10: 2,260,723 km (0.115 R)
• M11: 2,329,837 km (0.096 R)
• M12: 2,493,497 km (0.052 R)
• M13: 2,673,314 km (0.093 R)
• M14: 2,758,734 km (0.026 R)
• M15: 3,020,381 km (0.101 R)
• M16: 3,083,811 km (0.084 R)
• M17: 3,329,301 km (0.104 R)
• M18: 4,202,354 km (0.089 R)
• M19: 4,316,347 km (0.082 R)
• M20: 4,576,648 km (0.043 R)
• M21: 4,842,034 km (0.062 R)
• M22: 4,901,724 km (0.112 R)
• M23: 5,036,811 km (0.051 R)
• M24: 5,249,539 km (0.045 R)
• M25: 5,480,817 km (0.068 R)
• M26: 5,715,387 km (0.117 R)
• M27: 5,841,946 km (0.111 R)
• M28: 7,725,832 km (0.103 R)
• M29: 8,326,767 km (0.115 R)
• M30: 8,887,759 km (0.057 R)
• M31: 9,016,114 km (0.092 R)
• M32: 9,311,869 km (0.119 R)
• M33: 9,498,418 km (0.071 R)
• M34: 10,410,665 km (0.111 R)
• M35: 10,740,529 km (0.119 R)
• M36: 10,818,619 km (0.102 R)
• M37: 10,994,995 km (0.095 R)
• M38: 11,550,152 km (0.108 R)
• M39: 12,914,934 km (0.11 R)
• M40: 13,311,219 km (0.082 R)
• M41: 13,987,700 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.9

Radius: 10.6

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.76 AU - 9.2 AU

Year: 9929 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 44,652,880 km

• M1: 142,118 km (0.111 R)
• M2: 312,360 km (0.078 R)
• M3: 482,004 km (0.095 R)
• M4: 586,573 km (0.068 R)
• M5: 901,477 km (0.095 R)
• M6: 1,000,959 km (0.097 R)
• M7: 1,104,631 km (0.103 R)
• M8: 1,248,544 km (0.078 R)
• M9: 1,399,039 km (0.089 R)
• M10: 1,697,637 km (0.099 R)
• M11: 2,149,572 km (0.098 R)
• M12: 2,354,670 km (0.082 R)
• M13: 2,424,533 km (0.059 R)
• M14: 2,833,533 km (0.118 R)
• M15: 2,957,999 km (0.085 R)
• M16: 4,018,648 km (0.101 R)
• M17: 4,272,366 km (0.085 R)
• M18: 4,914,739 km (0.093 R)
• M19: 5,095,303 km (0.073 R)
• M20: 5,308,630 km (0.098 R)
• M21: 5,524,949 km (0.091 R)
• M22: 5,681,278 km (0.102 R)
• M23: 5,966,262 km (0.076 R)
• M24: 6,158,944 km (0.045 R)
• M25: 6,849,638 km (0.067 R)
• M26: 7,051,445 km (0.089 R)
• M27: 8,482,947 km (0.062 R)
• M28: 8,699,864 km (0.06 R)
• M29: 8,809,071 km (0.116 R)
• M30: 9,510,834 km (0.106 R)
• M31: 10,500,424 km (0.075 R)
• M32: 10,616,662 km (0.092 R)
• M33: 11,007,411 km (0.086 R)
• M34: 11,125,444 km (0.116 R)
• M35: 11,204,432 km (0.107 R)
• M36: 11,283,719 km (0.053 R)
• M37: 12,370,846 km (0.064 R)
• M38: 12,617,084 km (0.06 R)
• M39: 13,030,872 km (0.111 R)
• M40: 13,491,334 km (0.094 R)
• M41: 13,787,089 km (0.074 R)
• M42: 13,999,668 km (0.066 R)
• M43: 14,299,013 km (0.059 R)
• M44: 14,947,969 km (0.104 R)
• M45: 15,035,184 km (0.081 R)
• M46: 15,254,046 km (0.112 R)
• M47: 15,606,349 km (0.108 R)
• M48: 15,827,904 km (0.054 R)
• M49: 16,005,925 km (0.116 R)
• M50: 16,184,694 km (0.074 R)
• M51: 17,362,329 km (0.118 R)
• M52: 17,454,032 km (0.082 R)
• M53: 19,369,932 km (0.102 R)
• M54: 20,570,605 km (0.083 R)
• M55: 21,008,627 km (0.061 R)
• M56: 21,106,464 km (0.12 R)
• M57: 22,541,258 km (0.106 R)
• M58: 22,791,834 km (0.1 R)
• M59: 22,942,629 km (0.102 R)
• M60: 24,109,642 km (0.036 R)
• M61: 24,777,895 km (0.106 R)
• M62: 24,881,267 km (0.048 R)
• M63: 25,504,343 km (0.119 R)
• M64: 26,501,263 km (0.033 R)
• M65: 27,084,246 km (0.104 R)
• M66: 27,244,016 km (0.067 R)
• M67: 28,425,091 km (0.027 R)
• M68: 31,338,211 km (0.089 R)
• M69: 32,010,952 km (0.113 R)
• M70: 33,313,651 km (0.096 R)
• M71: 36,146,137 km (0.045 R)
• M72: 36,380,706 km (0.103 R)
• M73: 36,556,932 km (0.082 R)
• M74: 36,674,666 km (0.088 R)
• M75: 36,910,432 km (0.089 R)
• M76: 37,205,888 km (0.1 R)
• M77: 37,561,333 km (0.092 R)
• M78: 38,275,812 km (0.082 R)
• M79: 38,754,675 km (0.06 R)
• M80: 39,054,918 km (0.086 R)
• M81: 39,899,697 km (0.091 R)
• M82: 40,324,405 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.3

Radius: 8.5

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 10.11 AU - 12.61 AU

Year: 14127 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 44,652,880 km

• M1: 106,962 km (0.075 R)
• M2: 281,992 km (0.062 R)
• M3: 454,778 km (0.12 R)
• M4: 589,864 km (0.057 R)
• M5: 802,293 km (0.075 R)
• M6: 951,891 km (0.117 R)
• M7: 1,221,915 km (0.066 R)
• M8: 1,618,499 km (0.042 R)
• M9: 1,681,480 km (0.102 R)
• M10: 1,897,051 km (0.108 R)
• M11: 2,331,483 km (0.109 R)
• M12: 2,771,001 km (0.074 R)
• M13: 3,697,760 km (0.07 R)
• M14: 3,781,535 km (0.098 R)
• M15: 3,922,307 km (0.055 R)
• M16: 4,355,243 km (0.111 R)
• M17: 4,562,436 km (0.111 R)
• M18: 4,986,695 km (0.055 R)
• M19: 5,392,106 km (0.108 R)
• M20: 6,102,097 km (0.09 R)
• M21: 6,434,653 km (0.083 R)
• M22: 6,636,910 km (0.102 R)
• M23: 7,256,544 km (0.108 R)
• M24: 8,002,588 km (0.059 R)
• M25: 8,735,768 km (0.057 R)
• M26: 8,885,066 km (0.117 R)
• M27: 9,798,062 km (0.101 R)
• M28: 10,860,506 km (0.026 R)
• M29: 11,021,025 km (0.118 R)
• M30: 11,101,658 km (0.103 R)
• M31: 11,466,527 km (0.101 R)
• M32: 12,083,618 km (0.11 R)
• M33: 12,417,072 km (0.102 R)
• M34: 12,626,958 km (0.084 R)
• M35: 12,923,012 km (0.088 R)
• M36: 13,478,619 km (0.085 R)
• M37: 14,173,201 km (0.069 R)
• M38: 15,057,774 km (0.051 R)
• M39: 15,506,866 km (0.112 R)
• M40: 15,732,909 km (0.101 R)
• M41: 18,867,134 km (0.098 R)
• M42: 18,963,624 km (0.085 R)
• M43: 19,497,090 km (0.107 R)
• M44: 20,927,097 km (0.107 R)
• M45: 21,528,630 km (0.105 R)
• M46: 25,415,033 km (0.066 R)
• M47: 26,003,102 km (0.116 R)
• M48: 26,379,490 km (0.075 R)
• M49: 26,433,495 km (0.113 R)
• M50: 28,178,554 km (0.094 R)
• M51: 28,233,756 km (0.099 R)
• M52: 29,511,770 km (0.082 R)
• M53: 32,123,899 km (0.113 R)
• M54: 32,875,478 km (0.026 R)
• M55: 33,399,071 km (0.1 R)
• M56: 33,749,728 km (0.057 R)
• M57: 35,759,725 km (0.08 R)
• M58: 37,020,536 km (0.077 R)
• M59: 37,444,048 km (0.077 R)
• M60: 37,930,091 km (0.112 R)
• M61: 37,990,978 km (0.08 R)
• M62: 38,173,786 km (0.111 R)
• M63: 38,601,636 km (0.102 R)
• M64: 38,662,822 km (0.083 R)
• M65: 38,846,827 km (0.112 R)
• M66: 39,092,616 km (0.078 R)
• M67: 39,154,101 km (0.115 R)
• M68: 40,827,054 km (0.069 R)
• M69: 41,640,717 km (0.075 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.2

Radius: 13.8

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.36 AU - 14.82 AU

Year: 15510 Days

Day: 5.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 44,652,880 km

• M1: 462,856 km (0.078 R)
• M2: 568,173 km (0.108 R)
• M3: 977,772 km (0.087 R)
• M4: 1,085,183 km (0.064 R)
• M5: 1,273,975 km (0.086 R)
• M6: 2,280,620 km (0.113 R)
• M7: 2,476,742 km (0.049 R)
• M8: 2,755,742 km (0.051 R)
• M9: 2,938,701 km (0.108 R)
• M10: 3,152,925 km (0.062 R)
• M11: 3,512,109 km (0.11 R)
• M12: 4,120,374 km (0.107 R)
• M13: 4,452,182 km (0.112 R)
• M14: 4,950,642 km (0.1 R)
• M15: 5,303,843 km (0.07 R)
• M16: 5,765,203 km (0.118 R)
• M17: 6,068,737 km (0.097 R)
• M18: 6,586,345 km (0.089 R)
• M19: 7,371,285 km (0.06 R)
• M20: 7,774,901 km (0.097 R)
• M21: 7,998,250 km (0.102 R)
• M22: 8,337,089 km (0.115 R)
• M23: 9,461,018 km (0.085 R)
• M24: 9,779,512 km (0.078 R)
• M25: 9,899,938 km (0.102 R)
• M26: 10,142,137 km (0.083 R)
• M27: 10,386,281 km (0.083 R)
• M28: 10,550,091 km (0.072 R)
• M29: 11,214,305 km (0.083 R)
• M30: 11,849,199 km (0.093 R)
• M31: 12,192,675 km (0.08 R)
• M32: 12,452,377 km (0.083 R)
• M33: 13,599,194 km (0.095 R)
• M34: 13,688,804 km (0.109 R)
• M35: 14,004,006 km (0.097 R)
• M36: 14,733,445 km (0.116 R)
• M37: 15,010,351 km (0.103 R)
• M38: 15,149,328 km (0.057 R)
• M39: 16,802,982 km (0.095 R)
• M40: 16,947,344 km (0.108 R)
• M41: 17,188,945 km (0.038 R)
• M42: 17,675,736 km (0.1 R)
• M43: 18,315,118 km (0.097 R)
• M44: 18,912,163 km (0.087 R)
• M45: 19,012,244 km (0.111 R)
• M46: 19,566,205 km (0.078 R)
• M47: 19,921,350 km (0.11 R)
• M48: 20,125,252 km (0.094 R)
• M49: 21,103,622 km (0.104 R)
• M50: 21,467,893 km (0.065 R)
• M51: 23,052,882 km (0.056 R)
• M52: 23,751,355 km (0.109 R)
• M53: 26,055,312 km (0.092 R)
• M54: 26,166,762 km (0.042 R)
• M55: 26,334,312 km (0.106 R)
• M56: 26,558,260 km (0.116 R)
• M57: 28,717,106 km (0.119 R)
• M58: 29,584,625 km (0.106 R)
• M59: 30,343,535 km (0.102 R)
• M60: 31,167,968 km (0.099 R)
• M61: 31,404,931 km (0.08 R)
• M62: 33,321,729 km (0.106 R)
• M63: 33,563,928 km (0.083 R)
• M64: 34,416,486 km (0.1 R)
• M65: 35,029,837 km (0.119 R)
• M66: 35,214,591 km (0.044 R)
• M67: 36,828,901 km (0.068 R)
• M68: 37,142,159 km (0.062 R)
• M69: 37,519,146 km (0.097 R)
• M70: 41,684,399 km (0.112 R)
• M71: 42,403,666 km (0.112 R)
• M72: 42,535,013 km (0.03 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: 523 - 12,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit