🌌 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: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.46 AU - 0.56 AU

Year: 154 Days

Day: 28.5 Hours

Environment

Temp: 132 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.68 AU - 0.78 AU

Year: 263 Days

Day: 32.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 49.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.79 AU - 1.21 AU

Year: 422 Days

Day: 29.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,019,491 km

• M1: 587,022 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.88 AU - 1.36 AU

Year: 500 Days

Day: 20.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.2

Radius: 13.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.58 AU - 6.24 AU

Year: 5307 Days

Day: 12.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 66,019,491 km

• M1: 184,753 km (0.116 R)
• M2: 293,511 km (0.107 R)
• M3: 554,410 km (0.082 R)
• M4: 673,041 km (0.045 R)
• M5: 815,458 km (0.109 R)
• M6: 926,011 km (0.08 R)
• M7: 1,012,778 km (0.117 R)
• M8: 1,133,204 km (0.085 R)
• M9: 1,274,873 km (0.061 R)
• M10: 1,773,333 km (0.104 R)
• M11: 2,269,998 km (0.086 R)
• M12: 2,639,056 km (0.089 R)
• M13: 3,228,621 km (0.095 R)
• M14: 3,388,242 km (0.102 R)
• M15: 3,503,881 km (0.092 R)
• M16: 3,667,990 km (0.109 R)
• M17: 4,102,123 km (0.056 R)
• M18: 4,451,285 km (0.111 R)
• M19: 4,680,768 km (0.086 R)
• M20: 4,836,050 km (0.095 R)
• M21: 4,993,128 km (0.1 R)
• M22: 5,474,384 km (0.077 R)
• M23: 5,693,097 km (0.045 R)
• M24: 5,886,975 km (0.036 R)
• M25: 5,998,725 km (0.104 R)
• M26: 7,154,967 km (0.112 R)
• M27: 7,575,935 km (0.09 R)
• M28: 8,097,882 km (0.077 R)
• M29: 8,790,670 km (0.081 R)
• M30: 8,950,889 km (0.099 R)
• M31: 9,144,319 km (0.078 R)
• M32: 9,898,891 km (0.071 R)
• M33: 10,132,563 km (0.108 R)
• M34: 10,981,830 km (0.09 R)
• M35: 11,189,173 km (0.107 R)
• M36: 11,362,856 km (0.079 R)
• M37: 11,677,909 km (0.072 R)
• M38: 11,854,135 km (0.114 R)
• M39: 12,066,714 km (0.104 R)
• M40: 12,280,639 km (0.102 R)
• M41: 13,553,717 km (0.105 R)
• M42: 13,925,168 km (0.072 R)
• M43: 14,149,565 km (0.089 R)
• M44: 14,488,554 km (0.09 R)
• M45: 14,982,975 km (0.106 R)
• M46: 15,599,168 km (0.116 R)
• M47: 16,184,395 km (0.067 R)
• M48: 16,420,461 km (0.102 R)
• M49: 16,737,010 km (0.119 R)
• M50: 17,015,711 km (0.086 R)
• M51: 17,295,907 km (0.116 R)
• M52: 17,496,967 km (0.081 R)
• M53: 17,779,857 km (0.086 R)
• M54: 18,967,813 km (0.109 R)
• M55: 19,133,568 km (0.043 R)
• M56: 20,648,097 km (0.095 R)
• M57: 21,376,638 km (0.03 R)
• M58: 21,549,274 km (0.03 R)
• M59: 21,722,359 km (0.116 R)
• M60: 21,896,042 km (0.058 R)
• M61: 22,070,024 km (0.07 R)
• M62: 22,244,605 km (0.036 R)
• M63: 22,507,149 km (0.03 R)
• M64: 22,902,985 km (0.061 R)
• M65: 23,079,810 km (0.075 R)
• M66: 23,434,506 km (0.065 R)
• M67: 24,464,488 km (0.11 R)
• M68: 25,509,130 km (0.082 R)
• M69: 25,921,870 km (0.111 R)
• M70: 26,013,873 km (0.105 R)
• M71: 26,522,057 km (0.047 R)
• M72: 26,986,857 km (0.047 R)
• M73: 27,642,096 km (0.096 R)
• M74: 29,446,845 km (0.108 R)
• M75: 30,606,228 km (0.088 R)
• M76: 30,703,617 km (0.119 R)
• M77: 31,436,497 km (0.079 R)
• M78: 32,076,476 km (0.039 R)
• M79: 32,323,762 km (0.078 R)
• M80: 32,472,462 km (0.034 R)
• M81: 32,670,978 km (0.091 R)
• M82: 32,770,461 km (0.082 R)
• M83: 33,369,301 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.4

Radius: 12.5

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.13 AU - 6.97 AU

Year: 7070 Days

Day: 7.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 66,019,491 km

• M1: 164,408 km (0.062 R)
• M2: 319,990 km (0.067 R)
• M3: 457,769 km (0.029 R)
• M4: 548,127 km (0.108 R)
• M5: 658,829 km (0.066 R)
• M6: 750,981 km (0.107 R)
• M7: 1,384,827 km (0.084 R)
• M8: 1,745,059 km (0.091 R)
• M9: 1,975,739 km (0.052 R)
• M10: 2,257,432 km (0.078 R)
• M11: 2,403,439 km (0.054 R)
• M12: 2,927,630 km (0.057 R)
• M13: 3,110,439 km (0.102 R)
• M14: 3,730,522 km (0.108 R)
• M15: 4,388,902 km (0.105 R)
• M16: 4,651,746 km (0.063 R)
• M17: 4,785,187 km (0.058 R)
• M18: 5,220,666 km (0.107 R)
• M19: 5,811,877 km (0.065 R)
• M20: 6,663,239 km (0.06 R)
• M21: 6,935,357 km (0.083 R)
• M22: 7,459,548 km (0.119 R)
• M23: 7,616,177 km (0.098 R)
• M24: 8,060,483 km (0.04 R)
• M25: 8,415,628 km (0.085 R)
• M26: 8,710,037 km (0.102 R)
• M27: 9,579,649 km (0.117 R)
• M28: 10,511,794 km (0.113 R)
• M29: 10,829,091 km (0.115 R)
• M30: 11,113,626 km (0.068 R)
• M31: 12,276,749 km (0.111 R)
• M32: 12,910,446 km (0.119 R)
• M33: 13,516,616 km (0.101 R)
• M34: 14,756,633 km (0.104 R)
• M35: 14,835,322 km (0.098 R)
• M36: 15,032,641 km (0.057 R)
• M37: 15,231,008 km (0.116 R)
• M38: 15,310,444 km (0.103 R)
• M39: 15,549,951 km (0.087 R)
• M40: 16,032,703 km (0.074 R)
• M41: 16,807,171 km (0.032 R)
• M42: 17,136,885 km (0.104 R)
• M43: 17,219,613 km (0.108 R)
• M44: 17,427,105 km (0.111 R)
• M45: 17,844,632 km (0.104 R)
• M46: 17,928,557 km (0.106 R)
• M47: 18,604,590 km (0.044 R)
• M48: 18,817,467 km (0.075 R)
• M49: 19,159,897 km (0.081 R)
• M50: 19,807,506 km (0.048 R)
• M51: 20,112,237 km (0.105 R)
• M52: 21,124,267 km (0.107 R)
• M53: 21,301,839 km (0.042 R)
• M54: 21,658,780 km (0.063 R)
• M55: 22,333,317 km (0.088 R)
• M56: 22,650,464 km (0.068 R)
• M57: 23,060,512 km (0.088 R)
• M58: 23,472,804 km (0.101 R)
• M59: 24,072,841 km (0.075 R)
• M60: 24,258,492 km (0.111 R)
• M61: 24,351,541 km (0.076 R)
• M62: 24,444,741 km (0.107 R)
• M63: 24,677,964 km (0.05 R)
• M64: 25,099,830 km (0.102 R)
• M65: 25,382,420 km (0.047 R)
• M66: 26,331,918 km (0.093 R)
• M67: 26,523,254 km (0.074 R)
• M68: 27,341,404 km (0.064 R)
• M69: 28,119,014 km (0.075 R)
• M70: 28,756,301 km (0.094 R)
• M71: 29,051,906 km (0.113 R)
• M72: 29,299,192 km (0.111 R)
• M73: 29,845,374 km (0.066 R)
• M74: 31,049,038 km (0.111 R)
• M75: 31,150,017 km (0.053 R)
• M76: 32,370,735 km (0.095 R)
• M77: 33,193,224 km (0.112 R)
• M78: 33,710,683 km (0.105 R)
• M79: 35,016,374 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.3

Radius: 14.1

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.19 AU - 7.49 AU

Year: 8387 Days

Day: 6.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,019,491 km

• M1: 236,365 km (0.103 R)
• M2: 447,148 km (0.026 R)
• M3: 567,574 km (0.103 R)
• M4: 798,404 km (0.105 R)
• M5: 1,118,842 km (0.043 R)
• M6: 1,225,207 km (0.107 R)
• M7: 1,386,623 km (0.09 R)
• M8: 1,799,363 km (0.084 R)
• M9: 2,080,009 km (0.099 R)
• M10: 2,275,234 km (0.112 R)
• M11: 2,425,879 km (0.083 R)
• M12: 2,566,950 km (0.076 R)
• M13: 3,103,109 km (0.03 R)
• M14: 3,214,709 km (0.063 R)
• M15: 3,356,079 km (0.118 R)
• M16: 3,470,671 km (0.105 R)
• M17: 4,170,639 km (0.056 R)
• M18: 4,576,797 km (0.1 R)
• M19: 6,344,296 km (0.057 R)
• M20: 6,540,718 km (0.05 R)
• M21: 6,793,688 km (0.065 R)
• M22: 6,903,044 km (0.107 R)
• M23: 7,952,324 km (0.049 R)
• M24: 9,414,493 km (0.114 R)
• M25: 10,114,013 km (0.082 R)
• M26: 10,343,945 km (0.11 R)
• M27: 10,723,923 km (0.117 R)
• M28: 11,957,358 km (0.05 R)
• M29: 12,647,004 km (0.031 R)
• M30: 14,816,472 km (0.077 R)
• M31: 14,911,467 km (0.119 R)
• M32: 15,221,135 km (0.08 R)
• M33: 16,530,415 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.1

Radius: 7.1

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.04 AU - 11.74 AU

Year: 14125 Days

Day: 24.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 66,019,491 km

• M1: 105,018 km (0.089 R)
• M2: 221,704 km (0.096 R)
• M3: 303,384 km (0.093 R)
• M4: 501,602 km (0.091 R)
• M5: 803,490 km (0.064 R)
• M6: 985,551 km (0.057 R)
• M7: 1,057,358 km (0.025 R)
• M8: 1,231,639 km (0.031 R)
• M9: 1,442,423 km (0.092 R)
• M10: 1,636,451 km (0.102 R)
• M11: 1,751,043 km (0.097 R)
• M12: 1,838,857 km (0.096 R)
• M13: 2,049,341 km (0.091 R)
• M14: 2,331,483 km (0.055 R)
• M15: 3,322,419 km (0.07 R)
• M16: 3,431,626 km (0.086 R)
• M17: 3,728,577 km (0.099 R)
• M18: 4,189,788 km (0.052 R)
• M19: 4,628,259 km (0.077 R)
• M20: 4,791,321 km (0.089 R)
• M21: 5,039,653 km (0.116 R)
• M22: 5,207,502 km (0.098 R)
• M23: 5,334,510 km (0.065 R)
• M24: 5,853,166 km (0.091 R)
• M25: 6,029,692 km (0.114 R)
• M26: 6,752,997 km (0.066 R)
• M27: 6,938,050 km (0.095 R)
• M28: 7,266,118 km (0.082 R)
• M29: 7,888,745 km (0.099 R)
• M30: 8,428,793 km (0.053 R)
• M31: 8,678,172 km (0.094 R)
• M32: 10,384,785 km (0.098 R)
• M33: 11,413,121 km (0.106 R)
• M34: 11,688,979 km (0.087 R)
• M35: 11,744,480 km (0.112 R)
• M36: 11,967,231 km (0.106 R)
• M37: 12,530,168 km (0.034 R)
• M38: 13,216,972 km (0.115 R)
• M39: 15,349,938 km (0.073 R)
• M40: 15,532,597 km (0.104 R)
• M41: 16,705,145 km (0.037 R)
• M42: 17,081,384 km (0.075 R)
• M43: 17,333,756 km (0.087 R)
• M44: 17,460,465 km (0.118 R)
• M45: 17,906,117 km (0.057 R)
• M46: 17,970,145 km (0.072 R)
• M47: 18,034,173 km (0.087 R)
• M48: 19,990,913 km (0.084 R)
• M49: 21,061,735 km (0.113 R)
• M50: 21,740,460 km (0.05 R)
• M51: 22,151,106 km (0.106 R)
• M52: 22,980,178 km (0.103 R)
• M53: 23,328,591 km (0.077 R)
• M54: 24,101,264 km (0.059 R)
• M55: 24,455,213 km (0.113 R)
• M56: 24,526,272 km (0.098 R)
• M57: 24,882,315 km (0.069 R)
• M58: 25,599,636 km (0.087 R)
• M59: 25,671,743 km (0.031 R)
• M60: 27,717,793 km (0.086 R)
• M61: 29,512,818 km (0.094 R)
• M62: 29,967,445 km (0.076 R)
• M63: 30,806,989 km (0.06 R)
• M64: 31,422,434 km (0.041 R)
• M65: 33,292,707 km (0.039 R)
• M66: 33,371,545 km (0.042 R)
• M67: 35,359,402 km (0.091 R)
• M68: 36,246,218 km (0.085 R)
• M69: 37,795,154 km (0.096 R)
• M70: 37,877,283 km (0.12 R)
• M71: 38,206,249 km (0.069 R)
• M72: 38,618,990 km (0.104 R)
• M73: 38,701,717 km (0.069 R)
• M74: 39,033,076 km (0.071 R)
• M75: 39,782,263 km (0.116 R)
• M76: 40,284,463 km (0.072 R)
• M77: 41,125,951 km (0.099 R)
• M78: 43,083,289 km (0.091 R)
• M79: 44,376,114 km (0.082 R)
• M80: 45,332,194 km (0.029 R)
• M81: 47,619,097 km (0.08 R)
• M82: 50,033,307 km (0.116 R)
• M83: 50,937,626 km (0.061 R)
• M84: 51,028,282 km (0.107 R)
• M85: 52,487,161 km (0.104 R)
• M86: 53,037,831 km (0.098 R)
• M87: 53,313,839 km (0.063 R)
• M88: 53,959,653 km (0.065 R)
• M89: 56,100,099 km (0.046 R)
• M90: 59,410,102 km (0.081 R)
• M91: 61,329,891 km (0.077 R)
• M92: 61,619,513 km (0.119 R)
• M93: 62,685,697 km (0.056 R)
• M94: 63,562,639 km (0.058 R)
• M95: 65,328,493 km (0.079 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 15,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit