🌌 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: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.5 AU - 0.52 AU

Year: 132 Days

Day: 24.9 Hours

Environment

Temp: 262 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.01 AU - 1.47 AU

Year: 499 Days

Day: 41.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 48.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,637,388 km

• M1: 320,139 km (0.073 R)
• M2: 905,815 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.65 AU - 2.15 AU

Year: 947 Days

Day: 28.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,637,388 km

• M1: 331,060 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.94 AU - 3.16 AU

Year: 1473 Days

Day: 22.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,637,388 km

• M1: 1,387,520 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.61 AU - 4.25 AU

Year: 2297 Days

Day: 43.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.3

Radius: 13.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.61 AU - 8.27 AU

Year: 6612 Days

Day: 8.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 60,637,388 km

• M1: 203,154 km (0.117 R)
• M2: 323,879 km (0.117 R)
• M3: 423,661 km (0.093 R)
• M4: 588,219 km (0.119 R)
• M5: 707,299 km (0.084 R)
• M6: 835,953 km (0.109 R)
• M7: 1,272,629 km (0.078 R)
• M8: 1,544,897 km (0.062 R)
• M9: 1,978,731 km (0.118 R)
• M10: 2,406,132 km (0.098 R)
• M11: 2,585,350 km (0.08 R)
• M12: 2,909,828 km (0.11 R)
• M13: 3,572,846 km (0.103 R)
• M14: 3,804,124 km (0.088 R)
• M15: 3,908,693 km (0.036 R)
• M16: 4,445,450 km (0.082 R)
• M17: 5,005,844 km (0.048 R)
• M18: 5,091,713 km (0.077 R)
• M19: 5,323,590 km (0.027 R)
• M20: 5,767,746 km (0.116 R)
• M21: 5,948,759 km (0.075 R)
• M22: 6,193,053 km (0.047 R)
• M23: 6,534,435 km (0.108 R)
• M24: 7,366,050 km (0.081 R)
• M25: 7,694,866 km (0.101 R)
• M26: 8,640,923 km (0.103 R)
• M27: 9,127,864 km (0.078 R)
• M28: 9,445,610 km (0.108 R)
• M29: 10,939,045 km (0.067 R)
• M30: 11,051,094 km (0.065 R)
• M31: 11,427,781 km (0.086 R)
• M32: 11,732,213 km (0.038 R)
• M33: 12,039,188 km (0.081 R)
• M34: 12,310,110 km (0.109 R)
• M35: 12,582,976 km (0.091 R)
• M36: 13,015,912 km (0.088 R)
• M37: 13,254,222 km (0.07 R)
• M38: 13,413,843 km (0.119 R)
• M39: 13,574,062 km (0.055 R)
• M40: 13,977,527 km (0.109 R)
• M41: 14,548,991 km (0.089 R)
• M42: 14,796,277 km (0.069 R)
• M43: 15,714,957 km (0.076 R)
• M44: 16,738,057 km (0.072 R)
• M45: 16,910,693 km (0.068 R)
• M46: 17,040,544 km (0.061 R)
• M47: 17,214,227 km (0.054 R)
• M48: 17,694,885 km (0.112 R)
• M49: 18,047,188 km (0.117 R)
• M50: 18,401,884 km (0.085 R)
• M51: 18,490,895 km (0.08 R)
• M52: 19,479,737 km (0.078 R)
• M53: 19,843,559 km (0.063 R)
• M54: 20,072,145 km (0.103 R)
• M55: 21,555,557 km (0.118 R)
• M56: 23,314,379 km (0.118 R)
• M57: 24,577,733 km (0.111 R)
• M58: 24,921,659 km (0.116 R)
• M59: 25,465,447 km (0.087 R)
• M60: 26,715,637 km (0.032 R)
• M61: 27,120,000 km (0.094 R)
• M62: 27,679,196 km (0.084 R)
• M63: 27,832,385 km (0.104 R)
• M64: 28,602,664 km (0.073 R)
• M65: 28,964,392 km (0.066 R)
• M66: 29,744,844 km (0.094 R)
• M67: 30,216,526 km (0.061 R)
• M68: 30,637,794 km (0.114 R)
• M69: 31,007,899 km (0.04 R)
• M70: 32,773,154 km (0.11 R)
• M71: 33,531,914 km (0.081 R)
• M72: 35,509,448 km (0.047 R)
• M73: 36,624,252 km (0.071 R)
• M74: 37,298,788 km (0.09 R)
• M75: 37,750,723 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.3

Radius: 14.2

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.02 AU - 7.96 AU

Year: 6684 Days

Day: 6.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 60,637,388 km

• M1: 375,939 km (0.12 R)
• M2: 473,178 km (0.07 R)
• M3: 605,572 km (0.11 R)
• M4: 715,078 km (0.101 R)
• M5: 1,029,981 km (0.117 R)
• M6: 1,119,740 km (0.066 R)
• M7: 1,439,880 km (0.044 R)
• M8: 1,789,639 km (0.094 R)
• M9: 1,955,992 km (0.112 R)
• M10: 2,147,328 km (0.082 R)
• M11: 2,405,534 km (0.12 R)
• M12: 2,528,204 km (0.117 R)
• M13: 2,974,305 km (0.116 R)
• M14: 3,353,984 km (0.083 R)
• M15: 3,468,726 km (0.08 R)
• M16: 3,773,307 km (0.108 R)
• M17: 4,383,517 km (0.074 R)
• M18: 4,842,184 km (0.047 R)
• M19: 5,531,980 km (0.113 R)
• M20: 5,695,640 km (0.053 R)
• M21: 6,480,729 km (0.09 R)
• M22: 6,711,409 km (0.12 R)
• M23: 7,151,227 km (0.118 R)
• M24: 7,540,032 km (0.096 R)
• M25: 8,089,804 km (0.111 R)
• M26: 8,938,922 km (0.091 R)
• M27: 9,067,127 km (0.095 R)
• M28: 9,390,408 km (0.095 R)
• M29: 9,586,232 km (0.118 R)
• M30: 9,717,578 km (0.117 R)
• M31: 10,857,664 km (0.101 R)
• M32: 10,994,696 km (0.062 R)
• M33: 11,339,519 km (0.117 R)
• M34: 11,443,639 km (0.079 R)
• M35: 12,826,821 km (0.083 R)
• M36: 13,263,048 km (0.115 R)
• M37: 14,224,813 km (0.099 R)
• M38: 15,864,555 km (0.118 R)
• M39: 16,254,557 km (0.081 R)
• M40: 17,523,446 km (0.106 R)
• M41: 18,495,982 km (0.06 R)
• M42: 19,071,485 km (0.116 R)
• M43: 20,029,659 km (0.098 R)
• M44: 20,451,226 km (0.041 R)
• M45: 21,345,821 km (0.111 R)
• M46: 21,603,877 km (0.111 R)
• M47: 22,122,982 km (0.038 R)
• M48: 22,953,250 km (0.061 R)
• M49: 23,261,721 km (0.038 R)
• M50: 23,394,414 km (0.026 R)
• M51: 25,186,746 km (0.106 R)
• M52: 25,550,568 km (0.095 R)
• M53: 25,641,823 km (0.107 R)
• M54: 25,870,259 km (0.118 R)
• M55: 26,652,357 km (0.1 R)
• M56: 26,744,808 km (0.099 R)
• M57: 27,395,559 km (0.093 R)
• M58: 28,051,396 km (0.047 R)
• M59: 28,617,624 km (0.044 R)
• M60: 29,378,628 km (0.065 R)
• M61: 29,521,943 km (0.093 R)
• M62: 29,617,686 km (0.104 R)
• M63: 29,713,578 km (0.072 R)
• M64: 29,809,470 km (0.105 R)
• M65: 30,146,215 km (0.073 R)
• M66: 30,290,876 km (0.091 R)
• M67: 30,387,367 km (0.039 R)
• M68: 30,532,477 km (0.083 R)
• M69: 30,677,736 km (0.063 R)
• M70: 31,066,242 km (0.045 R)
• M71: 31,261,168 km (0.095 R)
• M72: 32,983,787 km (0.092 R)
• M73: 33,332,051 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.9

Radius: 9.2

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.25 AU - 12.53 AU

Year: 12997 Days

Day: 14.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 60,637,388 km

• M1: 115,639 km (0.078 R)
• M2: 173,833 km (0.113 R)
• M3: 282,441 km (0.102 R)
• M4: 733,030 km (0.071 R)
• M5: 1,287,589 km (0.094 R)
• M6: 2,349,584 km (0.053 R)
• M7: 2,972,510 km (0.057 R)
• M8: 3,251,061 km (0.099 R)
• M9: 3,942,801 km (0.111 R)
• M10: 4,419,271 km (0.063 R)
• M11: 4,476,567 km (0.056 R)
• M12: 5,062,841 km (0.098 R)
• M13: 5,183,117 km (0.081 R)
• M14: 5,243,555 km (0.115 R)
• M15: 6,050,935 km (0.088 R)
• M16: 6,178,542 km (0.075 R)
• M17: 6,307,046 km (0.102 R)
• M18: 6,599,660 km (0.074 R)
• M19: 6,731,156 km (0.087 R)
• M20: 7,030,053 km (0.067 R)
• M21: 7,401,355 km (0.119 R)
• M22: 8,269,022 km (0.082 R)
• M23: 8,375,386 km (0.041 R)
• M24: 8,553,557 km (0.083 R)
• M25: 9,315,459 km (0.084 R)
• M26: 9,798,062 km (0.095 R)
• M27: 9,910,560 km (0.119 R)
• M28: 10,710,310 km (0.096 R)
• M29: 10,826,248 km (0.107 R)
• M30: 10,903,740 km (0.058 R)
• M31: 11,609,842 km (0.084 R)
• M32: 11,728,922 km (0.047 R)
• M33: 12,088,854 km (0.085 R)
• M34: 12,411,687 km (0.105 R)
• M35: 12,533,459 km (0.087 R)
• M36: 12,614,990 km (0.057 R)
• M37: 13,397,387 km (0.055 R)
• M38: 13,689,552 km (0.099 R)
• M39: 13,815,513 km (0.082 R)
• M40: 14,750,500 km (0.067 R)
• M41: 15,399,605 km (0.104 R)
• M42: 16,323,970 km (0.098 R)
• M43: 16,591,451 km (0.057 R)
• M44: 16,770,520 km (0.083 R)
• M45: 17,221,108 km (0.104 R)
• M46: 17,311,765 km (0.085 R)
• M47: 17,858,545 km (0.118 R)
• M48: 18,411,160 km (0.111 R)
• M49: 18,736,086 km (0.08 R)
• M50: 19,156,606 km (0.118 R)
• M51: 19,344,501 km (0.076 R)
• M52: 19,485,871 km (0.055 R)
• M53: 19,674,813 km (0.074 R)
• M54: 19,911,925 km (0.06 R)
• M55: 20,197,807 km (0.108 R)
• M56: 20,821,630 km (0.115 R)
• M57: 21,354,348 km (0.053 R)
• M58: 22,235,928 km (0.084 R)
• M59: 23,329,489 km (0.029 R)
• M60: 24,491,266 km (0.12 R)
• M61: 24,695,317 km (0.073 R)
• M62: 24,848,655 km (0.118 R)
• M63: 25,002,292 km (0.048 R)
• M64: 25,207,690 km (0.081 R)
• M65: 25,671,892 km (0.071 R)
• M66: 26,608,824 km (0.043 R)
• M67: 27,345,294 km (0.044 R)
• M68: 27,662,890 km (0.039 R)
• M69: 28,516,047 km (0.109 R)
• M70: 29,323,576 km (0.094 R)
• M71: 32,069,445 km (0.076 R)
• M72: 32,348,595 km (0.096 R)
• M73: 32,796,790 km (0.079 R)
• M74: 33,529,520 km (0.104 R)
• M75: 33,812,709 km (0.116 R)
• M76: 35,759,875 km (0.112 R)
• M77: 35,991,303 km (0.102 R)
• M78: 36,223,329 km (0.047 R)
• M79: 36,572,191 km (0.073 R)
• M80: 36,980,594 km (0.115 R)
• M81: 37,039,086 km (0.054 R)
• M82: 38,688,702 km (0.113 R)
• M83: 39,821,756 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.2

Radius: 5.6

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 11.96 AU - 15.14 AU

Year: 18038 Days

Day: 21.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 60,637,388 km

• M1: 215,870 km (0.095 R)
• M2: 309,069 km (0.104 R)
• M3: 384,317 km (0.107 R)
• M4: 466,297 km (0.077 R)
• M5: 628,610 km (0.098 R)
• M6: 726,597 km (0.097 R)
• M7: 787,782 km (0.115 R)
• M8: 1,264,252 km (0.104 R)
• M9: 1,414,448 km (0.097 R)
• M10: 1,815,221 km (0.12 R)
• M11: 1,956,291 km (0.113 R)
• M12: 2,042,759 km (0.099 R)
• M13: 2,400,896 km (0.037 R)
• M14: 2,524,763 km (0.12 R)
• M15: 2,618,860 km (0.096 R)
• M16: 2,941,393 km (0.091 R)
• M17: 4,055,449 km (0.074 R)
• M18: 4,352,550 km (0.056 R)
• M19: 5,325,235 km (0.108 R)
• M20: 5,568,482 km (0.107 R)
• M21: 5,609,322 km (0.063 R)
• M22: 6,065,595 km (0.102 R)
• M23: 6,107,782 km (0.087 R)
• M24: 6,276,977 km (0.094 R)
• M25: 7,235,451 km (0.102 R)
• M26: 7,868,848 km (0.109 R)
• M27: 8,006,927 km (0.12 R)
• M28: 8,099,378 km (0.09 R)
• M29: 8,332,153 km (0.031 R)
• M30: 9,139,832 km (0.056 R)
• M31: 9,430,799 km (0.093 R)
• M32: 9,774,126 km (0.087 R)
• M33: 9,922,528 km (0.063 R)
• M34: 10,171,608 km (0.12 R)
• M35: 10,473,197 km (0.051 R)
• M36: 11,136,514 km (0.075 R)
• M37: 12,610,951 km (0.113 R)
• M38: 12,934,830 km (0.04 R)
• M39: 12,989,134 km (0.107 R)
• M40: 13,097,742 km (0.062 R)
• M41: 13,425,811 km (0.104 R)
• M42: 13,480,713 km (0.11 R)
• M43: 13,535,765 km (0.075 R)
• M44: 13,590,817 km (0.068 R)
• M45: 14,707,864 km (0.05 R)
• M46: 16,614,489 km (0.09 R)
• M47: 17,207,495 km (0.119 R)
• M48: 17,446,702 km (0.118 R)
• M49: 17,566,680 km (0.041 R)
• M50: 17,747,095 km (0.079 R)
• M51: 18,536,373 km (0.109 R)
• M52: 19,274,938 km (0.104 R)
• M53: 21,227,190 km (0.09 R)
• M54: 22,519,566 km (0.119 R)
• M55: 23,638,109 km (0.093 R)
• M56: 24,438,607 km (0.108 R)
• M57: 25,044,628 km (0.074 R)
• M58: 25,112,396 km (0.11 R)
• M59: 25,860,535 km (0.071 R)
• M60: 26,754,083 km (0.118 R)
• M61: 27,100,552 km (0.114 R)
• M62: 28,571,548 km (0.083 R)
• M63: 29,067,614 km (0.114 R)
• M64: 29,138,823 km (0.101 R)
• M65: 30,284,294 km (0.108 R)
• M66: 31,225,863 km (0.059 R)
• M67: 31,663,586 km (0.106 R)
• M68: 31,810,042 km (0.049 R)
• M69: 32,250,459 km (0.119 R)
• M70: 32,840,921 km (0.045 R)
• M71: 33,583,974 km (0.091 R)
• M72: 34,032,468 km (0.088 R)
• M73: 35,238,227 km (0.107 R)
• M74: 35,922,637 km (0.091 R)
• M75: 36,765,023 km (0.095 R)
• M76: 37,459,008 km (0.111 R)
• M77: 39,803,655 km (0.067 R)
• M78: 40,595,626 km (0.079 R)
• M79: 43,978,483 km (0.118 R)
• M80: 44,550,994 km (0.064 R)
• M81: 46,699,070 km (0.067 R)
• M82: 47,953,597 km (0.118 R)
• M83: 49,898,819 km (0.094 R)
• M84: 51,438,929 km (0.089 R)
• M85: 53,081,513 km (0.092 R)
• M86: 53,952,921 km (0.066 R)
• M87: 54,040,286 km (0.088 R)
• M88: 54,565,674 km (0.05 R)
• M89: 56,063,597 km (0.073 R)
• M90: 57,753,455 km (0.069 R)
• M91: 57,842,914 km (0.114 R)
• M92: 58,829,512 km (0.11 R)
• M93: 59,640,782 km (0.075 R)
• M94: 60,002,509 km (0.091 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 15,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit