🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.82 AU - 0.9 AU

Year: 288 Days

Day: 36.8 Hours

Environment

Temp: 105 °C

Axial Tilt: 46.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,698,295 km

• M1: 43,383 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.1 AU - 1.44 AU

Year: 518 Days

Day: 15.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.25 AU - 1.35 AU

Year: 536 Days

Day: 45.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 46,698,295 km

• M1: 162,164 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.18 AU - 2.22 AU

Year: 1180 Days

Day: 42.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.9 AU - 2.5 AU

Year: 1180 Days

Day: 44.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.1

Radius: 12.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.61 AU - 8.53 AU

Year: 8291 Days

Day: 7.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 46,698,295 km

• M1: 371,900 km (0.114 R)
• M2: 655,837 km (0.094 R)
• M3: 956,828 km (0.115 R)
• M4: 1,061,247 km (0.084 R)
• M5: 1,169,706 km (0.083 R)
• M6: 2,125,337 km (0.05 R)
• M7: 2,827,250 km (0.051 R)
• M8: 3,137,965 km (0.09 R)
• M9: 3,487,126 km (0.044 R)
• M10: 3,624,906 km (0.11 R)
• M11: 4,106,611 km (0.093 R)
• M12: 4,429,294 km (0.073 R)
• M13: 4,760,204 km (0.081 R)
• M14: 5,130,609 km (0.076 R)
• M15: 5,256,121 km (0.071 R)
• M16: 5,382,681 km (0.112 R)
• M17: 5,638,942 km (0.085 R)
• M18: 5,736,031 km (0.114 R)
• M19: 5,866,480 km (0.067 R)
• M20: 6,297,173 km (0.045 R)
• M21: 6,841,260 km (0.103 R)
• M22: 7,578,479 km (0.05 R)
• M23: 7,685,890 km (0.069 R)
• M24: 8,267,227 km (0.025 R)
• M25: 8,451,831 km (0.054 R)
• M26: 8,938,174 km (0.091 R)
• M27: 9,242,007 km (0.091 R)
• M28: 9,743,160 km (0.066 R)
• M29: 10,892,819 km (0.063 R)
• M30: 11,014,143 km (0.112 R)
• M31: 11,176,756 km (0.118 R)
• M32: 11,504,226 km (0.098 R)
• M33: 11,876,425 km (0.115 R)
• M34: 12,294,701 km (0.09 R)
• M35: 12,421,111 km (0.089 R)
• M36: 13,796,514 km (0.116 R)
• M37: 14,147,919 km (0.102 R)
• M38: 15,310,295 km (0.116 R)
• M39: 16,456,663 km (0.029 R)
• M40: 18,155,796 km (0.086 R)
• M41: 18,299,859 km (0.109 R)
• M42: 19,074,925 km (0.089 R)
• M43: 19,663,144 km (0.118 R)
• M44: 19,761,879 km (0.047 R)
• M45: 19,959,647 km (0.12 R)
• M46: 20,707,038 km (0.04 R)
• M47: 21,412,990 km (0.059 R)
• M48: 21,819,897 km (0.066 R)
• M49: 21,973,085 km (0.115 R)
• M50: 22,178,034 km (0.067 R)
• M51: 22,952,053 km (0.119 R)
• M52: 23,787,557 km (0.083 R)
• M53: 24,526,720 km (0.104 R)
• M54: 24,686,042 km (0.064 R)
• M55: 25,541,892 km (0.06 R)
• M56: 26,027,636 km (0.12 R)
• M57: 26,680,032 km (0.073 R)
• M58: 27,227,710 km (0.109 R)
• M59: 29,061,481 km (0.089 R)
• M60: 29,851,507 km (0.028 R)
• M61: 30,820,303 km (0.102 R)
• M62: 31,510,398 km (0.117 R)
• M63: 32,031,298 km (0.098 R)
• M64: 32,205,430 km (0.035 R)
• M65: 32,671,726 km (0.113 R)
• M66: 33,198,909 km (0.105 R)
• M67: 34,202,412 km (0.032 R)
• M68: 35,156,098 km (0.098 R)
• M69: 35,696,296 km (0.083 R)
• M70: 35,997,586 km (0.089 R)
• M71: 36,178,749 km (0.059 R)
• M72: 36,663,446 km (0.08 R)
• M73: 36,845,806 km (0.098 R)
• M74: 37,028,465 km (0.075 R)
• M75: 38,130,403 km (0.113 R)
• M76: 38,561,843 km (0.107 R)
• M77: 40,743,429 km (0.054 R)
• M78: 41,690,683 km (0.111 R)
• M79: 42,772,874 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378.3

Radius: 7.6

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 14.42 AU - 17.34 AU

Year: 22886 Days

Day: 19.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 46,698,295 km

• M1: 152,739 km (0.1 R)
• M2: 414,087 km (0.107 R)
• M3: 466,745 km (0.078 R)
• M4: 660,774 km (0.107 R)
• M5: 950,395 km (0.107 R)
• M6: 1,523,505 km (0.083 R)
• M7: 1,580,202 km (0.053 R)
• M8: 2,123,093 km (0.057 R)
• M9: 2,858,965 km (0.058 R)
• M10: 3,515,101 km (0.098 R)
• M11: 3,938,314 km (0.087 R)
• M12: 6,194,549 km (0.103 R)
• M13: 6,988,614 km (0.11 R)
• M14: 7,715,660 km (0.105 R)
• M15: 8,264,086 km (0.083 R)
• M16: 8,517,504 km (0.069 R)
• M17: 10,580,609 km (0.08 R)
• M18: 10,635,511 km (0.026 R)
• M19: 10,911,220 km (0.077 R)
• M20: 11,357,171 km (0.076 R)
• M21: 11,980,097 km (0.096 R)
• M22: 12,672,436 km (0.115 R)
• M23: 12,730,779 km (0.116 R)
• M24: 12,789,122 km (0.09 R)
• M25: 12,847,465 km (0.069 R)
• M26: 13,318,399 km (0.096 R)
• M27: 13,854,857 km (0.105 R)
• M28: 14,216,435 km (0.057 R)
• M29: 14,887,382 km (0.035 R)
• M30: 15,756,246 km (0.069 R)
• M31: 15,881,609 km (0.072 R)
• M32: 16,070,402 km (0.044 R)
• M33: 17,803,044 km (0.025 R)
• M34: 19,057,422 km (0.1 R)
• M35: 19,392,222 km (0.069 R)
• M36: 20,476,807 km (0.09 R)
• M37: 20,545,173 km (0.104 R)
• M38: 20,613,689 km (0.099 R)
• M39: 21,164,508 km (0.078 R)
• M40: 22,070,024 km (0.06 R)
• M41: 22,562,800 km (0.109 R)
• M42: 22,633,410 km (0.11 R)
• M43: 23,774,542 km (0.096 R)
• M44: 23,918,456 km (0.066 R)
• M45: 24,279,585 km (0.106 R)
• M46: 25,816,105 km (0.1 R)
• M47: 26,558,708 km (0.052 R)
• M48: 26,782,806 km (0.044 R)
• M49: 27,007,652 km (0.057 R)
• M50: 28,445,886 km (0.101 R)
• M51: 29,831,162 km (0.059 R)
• M52: 30,297,907 km (0.115 R)
• M53: 30,532,177 km (0.114 R)
• M54: 31,475,093 km (0.118 R)
• M55: 33,067,861 km (0.091 R)
• M56: 33,148,195 km (0.087 R)
• M57: 33,550,763 km (0.083 R)
• M58: 34,360,836 km (0.07 R)
• M59: 34,442,217 km (0.047 R)
• M60: 34,523,598 km (0.103 R)
• M61: 34,931,701 km (0.037 R)
• M62: 35,095,361 km (0.049 R)
• M63: 35,423,429 km (0.09 R)
• M64: 36,496,944 km (0.104 R)
• M65: 38,337,746 km (0.079 R)
• M66: 38,591,164 km (0.091 R)
• M67: 41,155,122 km (0.07 R)
• M68: 42,108,958 km (0.073 R)
• M69: 43,773,683 km (0.066 R)
• M70: 44,658,405 km (0.104 R)
• M71: 45,013,999 km (0.102 R)
• M72: 47,076,655 km (0.084 R)
• M73: 47,257,519 km (0.043 R)
• M74: 47,438,532 km (0.106 R)
• M75: 47,529,188 km (0.108 R)
• M76: 48,803,762 km (0.108 R)
• M77: 49,078,274 km (0.115 R)
• M78: 49,537,091 km (0.083 R)
• M79: 50,643,966 km (0.076 R)
• M80: 51,479,619 km (0.118 R)
• M81: 53,824,267 km (0.08 R)
• M82: 54,962,108 km (0.065 R)
• M83: 58,617,083 km (0.108 R)
• M84: 59,201,263 km (0.096 R)
• M85: 59,885,374 km (0.082 R)
• M86: 60,375,606 km (0.116 R)
• M87: 60,867,035 km (0.035 R)
• M88: 62,250,516 km (0.109 R)
• M89: 63,744,251 km (0.117 R)
• M90: 65,653,120 km (0.119 R)
• M91: 66,259,889 km (0.047 R)
• M92: 67,580,688 km (0.049 R)
• M93: 67,784,740 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.6

Radius: 6.8

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 17.47 AU - 18.03 AU

Year: 27045 Days

Day: 21.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 46,698,295 km

• M1: 88,712 km (0.066 R)
• M2: 1,080,545 km (0.085 R)
• M3: 1,603,091 km (0.102 R)
• M4: 1,670,559 km (0.099 R)
• M5: 2,658,354 km (0.079 R)
• M6: 2,738,539 km (0.107 R)
• M7: 3,409,635 km (0.085 R)
• M8: 4,379,478 km (0.115 R)
• M9: 5,771,935 km (0.028 R)
• M10: 6,086,988 km (0.067 R)
• M11: 8,721,107 km (0.106 R)
• M12: 9,944,070 km (0.114 R)
• M13: 11,788,611 km (0.083 R)
• M14: 12,143,308 km (0.086 R)
• M15: 12,546,474 km (0.098 R)
• M16: 13,320,045 km (0.095 R)
• M17: 15,008,406 km (0.084 R)
• M18: 15,877,720 km (0.104 R)
• M19: 17,312,214 km (0.082 R)
• M20: 18,633,163 km (0.079 R)
• M21: 19,566,504 km (0.05 R)
• M22: 20,408,890 km (0.106 R)
• M23: 20,941,308 km (0.062 R)
• M24: 23,839,019 km (0.091 R)
• M25: 25,078,288 km (0.112 R)
• M26: 25,705,701 km (0.058 R)
• M27: 27,209,160 km (0.087 R)
• M28: 28,503,481 km (0.102 R)
• M29: 29,938,124 km (0.112 R)
• M30: 31,151,662 km (0.089 R)
• M31: 35,971,257 km (0.115 R)
• M32: 36,613,929 km (0.04 R)
• M33: 37,260,491 km (0.067 R)
• M34: 39,817,717 km (0.026 R)
• M35: 40,549,251 km (0.089 R)
• M36: 42,906,016 km (0.073 R)
• M37: 43,724,316 km (0.056 R)
• M38: 44,616,518 km (0.11 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 16,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit