🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.58 AU - 0.7 AU

Year: 326 Days

Day: 20.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.64 AU - 0.64 AU

Year: 326 Days

Day: 30 Hours

Environment

Temp: -141 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.1

Radius: 10.8

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.86 AU - 0.9 AU

Year: 525 Days

Day: 9.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 52,082,764 km

• M1: 136,134 km (0.09 R)
• M2: 213,476 km (0.072 R)
• M3: 294,558 km (0.101 R)
• M4: 371,751 km (0.046 R)
• M5: 553,961 km (0.036 R)
• M6: 679,623 km (0.041 R)
• M7: 781,948 km (0.086 R)
• M8: 998,267 km (0.119 R)
• M9: 1,083,986 km (0.116 R)
• M10: 1,183,469 km (0.105 R)
• M11: 1,416,093 km (0.108 R)
• M12: 1,507,348 km (0.057 R)
• M13: 1,581,698 km (0.09 R)
• M14: 1,734,438 km (0.071 R)
• M15: 1,986,510 km (0.117 R)
• M16: 2,054,876 km (0.074 R)
• M17: 2,151,816 km (0.038 R)
• M18: 2,365,142 km (0.076 R)
• M19: 2,445,177 km (0.087 R)
• M20: 2,797,181 km (0.078 R)
• M21: 2,975,502 km (0.099 R)
• M22: 3,054,190 km (0.089 R)
• M23: 3,278,288 km (0.109 R)
• M24: 3,351,441 km (0.109 R)
• M25: 3,450,026 km (0.108 R)
• M26: 3,692,075 km (0.1 R)
• M27: 3,759,843 km (0.039 R)
• M28: 3,828,060 km (0.078 R)
• M29: 3,905,252 km (0.108 R)
• M30: 4,184,103 km (0.097 R)
• M31: 4,361,676 km (0.062 R)
• M32: 4,550,767 km (0.103 R)
• M33: 4,623,621 km (0.1 R)
• M34: 4,706,050 km (0.105 R)
• M35: 4,853,703 km (0.077 R)
• M36: 4,946,753 km (0.082 R)
• M37: 5,021,701 km (0.111 R)
• M38: 5,315,512 km (0.109 R)
• M39: 5,508,044 km (0.053 R)
• M40: 5,644,328 km (0.069 R)
• M41: 5,900,290 km (0.081 R)
• M42: 6,079,657 km (0.078 R)
• M43: 6,159,992 km (0.053 R)
• M44: 6,393,065 km (0.103 R)
• M45: 6,628,981 km (0.066 R)
• M46: 6,732,353 km (0.028 R)
• M47: 6,805,207 km (0.112 R)
• M48: 6,899,155 km (0.082 R)
• M49: 7,088,246 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23

Radius: 8

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.81 AU - 1.21 AU

Year: 645 Days

Day: 10.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,082,764 km

• M1: 119,977 km (0.077 R)
• M2: 269,875 km (0.115 R)
• M3: 342,579 km (0.072 R)
• M4: 416,181 km (0.115 R)
• M5: 527,781 km (0.08 R)
• M6: 583,581 km (0.097 R)
• M7: 656,735 km (0.095 R)
• M8: 726,597 km (0.112 R)
• M9: 782,397 km (0.079 R)
• M10: 856,897 km (0.118 R)
• M11: 954,135 km (0.049 R)
• M12: 1,047,335 km (0.071 R)
• M13: 1,100,442 km (0.108 R)
• M14: 1,168,210 km (0.03 R)
• M15: 1,226,254 km (0.116 R)
• M16: 1,406,519 km (0.072 R)
• M17: 1,495,380 km (0.029 R)
• M18: 1,592,320 km (0.045 R)
• M19: 1,691,354 km (0.116 R)
• M20: 1,751,193 km (0.062 R)
• M21: 1,815,071 km (0.078 R)
• M22: 1,902,436 km (0.103 R)
• M23: 1,977,983 km (0.085 R)
• M24: 2,071,332 km (0.088 R)
• M25: 2,166,177 km (0.049 R)
• M26: 2,304,106 km (0.087 R)
• M27: 2,395,511 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.1

Radius: 11

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.99 AU - 1.05 AU

Year: 655 Days

Day: 9.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 52,082,764 km

• M1: 139,425 km (0.096 R)
• M2: 222,901 km (0.106 R)
• M3: 307,424 km (0.081 R)
• M4: 376,987 km (0.067 R)
• M5: 446,400 km (0.093 R)
• M6: 517,459 km (0.105 R)
• M7: 659,577 km (0.08 R)
• M8: 1,012,478 km (0.11 R)
• M9: 1,105,528 km (0.119 R)
• M10: 1,230,592 km (0.102 R)
• M11: 1,306,887 km (0.104 R)
• M12: 1,482,964 km (0.078 R)
• M13: 1,577,210 km (0.084 R)
• M14: 1,699,581 km (0.055 R)
• M15: 1,811,929 km (0.073 R)
• M16: 1,926,821 km (0.032 R)
• M17: 1,995,636 km (0.036 R)
• M18: 2,079,261 km (0.108 R)
• M19: 2,221,379 km (0.046 R)
• M20: 2,308,146 km (0.079 R)
• M21: 2,440,689 km (0.066 R)
• M22: 2,583,256 km (0.109 R)
• M23: 2,682,439 km (0.107 R)
• M24: 3,012,004 km (0.12 R)
• M25: 3,197,954 km (0.08 R)
• M26: 3,354,433 km (0.084 R)
• M27: 3,471,419 km (0.115 R)
• M28: 3,632,386 km (0.107 R)
• M29: 3,752,663 km (0.073 R)
• M30: 3,926,795 km (0.111 R)
• M31: 4,006,081 km (0.063 R)
• M32: 4,166,151 km (0.114 R)
• M33: 4,237,958 km (0.097 R)
• M34: 4,373,793 km (0.105 R)
• M35: 4,659,226 km (0.111 R)
• M36: 4,790,124 km (0.093 R)
• M37: 5,017,363 km (0.118 R)
• M38: 5,141,978 km (0.116 R)
• M39: 5,316,260 km (0.09 R)
• M40: 5,521,957 km (0.11 R)
• M41: 5,630,864 km (0.058 R)
• M42: 5,750,393 km (0.064 R)
• M43: 5,891,015 km (0.077 R)
• M44: 6,216,689 km (0.051 R)
• M45: 6,811,341 km (0.116 R)
• M46: 6,928,177 km (0.057 R)
• M47: 7,121,008 km (0.109 R)
• M48: 7,272,102 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.7

Radius: 10

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.19 AU - 1.57 AU

Year: 1031 Days

Day: 14.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 52,082,764 km

• M1: 179,368 km (0.093 R)
• M2: 261,347 km (0.087 R)
• M3: 369,507 km (0.09 R)
• M4: 433,235 km (0.118 R)
• M5: 680,222 km (0.114 R)
• M6: 880,383 km (0.085 R)
• M7: 1,100,143 km (0.107 R)
• M8: 1,249,292 km (0.079 R)
• M9: 1,322,894 km (0.088 R)
• M10: 1,413,101 km (0.072 R)
• M11: 1,607,878 km (0.108 R)
• M12: 1,795,174 km (0.097 R)
• M13: 1,895,704 km (0.037 R)
• M14: 2,289,745 km (0.08 R)
• M15: 2,747,963 km (0.114 R)
• M16: 2,962,935 km (0.094 R)
• M17: 3,295,940 km (0.074 R)
• M18: 3,430,429 km (0.106 R)
• M19: 3,535,147 km (0.087 R)
• M20: 4,152,388 km (0.109 R)
• M21: 4,286,727 km (0.081 R)
• M22: 4,354,345 km (0.028 R)
• M23: 4,433,782 km (0.071 R)
• M24: 4,605,670 km (0.116 R)
• M25: 4,721,458 km (0.099 R)
• M26: 4,803,139 km (0.084 R)
• M27: 4,967,846 km (0.085 R)
• M28: 5,146,316 km (0.065 R)
• M29: 5,375,650 km (0.054 R)
• M30: 5,509,839 km (0.117 R)
• M31: 5,595,858 km (0.05 R)
• M32: 5,694,742 km (0.093 R)
• M33: 6,070,831 km (0.032 R)
• M34: 6,134,261 km (0.07 R)
• M35: 6,210,705 km (0.055 R)
• M36: 6,313,180 km (0.112 R)
• M37: 6,390,372 km (0.106 R)
• M38: 6,467,864 km (0.102 R)
• M39: 6,571,685 km (0.103 R)
• M40: 6,663,089 km (0.094 R)
• M41: 6,741,628 km (0.056 R)
• M42: 7,166,187 km (0.06 R)
• M43: 7,300,675 km (0.08 R)
• M44: 7,503,979 km (0.099 R)
• M45: 7,585,809 km (0.097 R)
• M46: 7,695,464 km (0.12 R)
• M47: 7,778,042 km (0.101 R)
• M48: 8,069,160 km (0.078 R)
• M49: 8,167,146 km (0.073 R)
• M50: 8,392,291 km (0.047 R)
• M51: 8,463,200 km (0.108 R)
• M52: 8,748,334 km (0.073 R)
• M53: 8,964,353 km (0.097 R)
• M54: 9,051,270 km (0.115 R)
• M55: 9,167,657 km (0.087 R)
• M56: 9,313,664 km (0.064 R)
• M57: 9,386,967 km (0.061 R)
• M58: 10,115,958 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.8

Radius: 11.6

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.95 AU - 2.69 AU

Year: 2247 Days

Day: 13.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 52,082,764 km

• M1: 146,756 km (0.112 R)
• M2: 223,499 km (0.068 R)
• M3: 319,840 km (0.119 R)
• M4: 429,495 km (0.118 R)
• M5: 520,301 km (0.119 R)
• M6: 668,403 km (0.036 R)
• M7: 748,289 km (0.096 R)
• M8: 964,009 km (0.075 R)
• M9: 1,042,847 km (0.072 R)
• M10: 1,151,754 km (0.074 R)
• M11: 1,300,753 km (0.104 R)
• M12: 1,464,114 km (0.062 R)
• M13: 1,579,454 km (0.097 R)
• M14: 1,746,406 km (0.081 R)
• M15: 1,877,603 km (0.072 R)
• M16: 1,995,187 km (0.065 R)
• M17: 2,123,991 km (0.083 R)
• M18: 2,300,217 km (0.101 R)
• M19: 2,481,230 km (0.099 R)
• M20: 2,695,454 km (0.036 R)
• M21: 2,781,024 km (0.118 R)
• M22: 3,092,487 km (0.053 R)
• M23: 3,242,534 km (0.052 R)
• M24: 3,581,074 km (0.073 R)
• M25: 4,072,204 km (0.117 R)
• M26: 4,259,051 km (0.113 R)
• M27: 4,336,842 km (0.117 R)
• M28: 4,675,831 km (0.087 R)
• M29: 5,129,412 km (0.09 R)
• M30: 5,512,083 km (0.029 R)
• M31: 5,621,439 km (0.117 R)
• M32: 5,916,596 km (0.105 R)
• M33: 5,991,245 km (0.087 R)
• M34: 6,178,990 km (0.093 R)
• M35: 6,394,262 km (0.054 R)
• M36: 6,496,437 km (0.112 R)
• M37: 6,637,957 km (0.032 R)
• M38: 6,741,329 km (0.08 R)
• M39: 6,819,419 km (0.093 R)
• M40: 7,134,322 km (0.066 R)
• M41: 7,440,549 km (0.032 R)
• M42: 7,629,192 km (0.03 R)
• M43: 7,710,424 km (0.111 R)
• M44: 7,969,827 km (0.069 R)
• M45: 8,301,635 km (0.12 R)
• M46: 8,964,652 km (0.035 R)
• M47: 9,150,902 km (0.06 R)
• M48: 9,527,589 km (0.047 R)
• M49: 9,600,593 km (0.109 R)
• M50: 10,027,844 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.8

Radius: 12.4

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.66 AU - 3.72 AU

Year: 3623 Days

Day: 13.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 52,082,764 km

• M1: 155,582 km (0.041 R)
• M2: 257,308 km (0.089 R)
• M3: 346,469 km (0.088 R)
• M4: 427,401 km (0.117 R)
• M5: 558,449 km (0.101 R)
• M6: 721,062 km (0.113 R)
• M7: 1,042,099 km (0.103 R)
• M8: 1,448,556 km (0.111 R)
• M9: 1,584,391 km (0.047 R)
• M10: 1,691,952 km (0.084 R)
• M11: 1,779,766 km (0.093 R)
• M12: 1,869,225 km (0.046 R)
• M13: 2,194,750 km (0.111 R)
• M14: 2,376,661 km (0.099 R)
• M15: 2,513,394 km (0.077 R)
• M16: 2,846,997 km (0.087 R)
• M17: 3,099,967 km (0.118 R)
• M18: 3,181,498 km (0.117 R)
• M19: 3,291,153 km (0.055 R)
• M20: 3,542,777 km (0.101 R)
• M21: 3,786,322 km (0.091 R)
• M22: 3,873,687 km (0.051 R)
• M23: 4,199,511 km (0.107 R)
• M24: 4,320,237 km (0.047 R)
• M25: 4,519,052 km (0.077 R)
• M26: 4,767,834 km (0.101 R)
• M27: 4,878,087 km (0.105 R)
• M28: 5,037,110 km (0.093 R)
• M29: 5,197,928 km (0.071 R)
• M30: 5,524,649 km (0.052 R)
• M31: 5,723,914 km (0.059 R)
• M32: 5,858,103 km (0.11 R)
• M33: 6,164,031 km (0.059 R)
• M34: 6,422,835 km (0.11 R)
• M35: 6,720,684 km (0.069 R)
• M36: 6,880,156 km (0.045 R)
• M37: 7,239,191 km (0.078 R)
• M38: 7,402,701 km (0.12 R)
• M39: 7,512,506 km (0.113 R)
• M40: 7,789,112 km (0.076 R)
• M41: 7,975,511 km (0.037 R)
• M42: 8,390,795 km (0.063 R)
• M43: 8,524,386 km (0.12 R)
• M44: 8,639,427 km (0.119 R)
• M45: 9,046,482 km (0.089 R)
• M46: 9,262,053 km (0.061 R)
• M47: 9,380,534 km (0.114 R)
• M48: 10,284,255 km (0.078 R)
• M49: 10,447,915 km (0.087 R)
• M50: 10,550,539 km (0.077 R)
• M51: 11,194,857 km (0.054 R)
• M52: 12,023,480 km (0.083 R)
• M53: 12,347,509 km (0.113 R)
• M54: 12,937,972 km (0.087 R)
• M55: 13,181,068 km (0.025 R)
• M56: 13,582,439 km (0.1 R)
• M57: 14,010,289 km (0.105 R)
• M58: 14,214,640 km (0.118 R)
• M59: 14,305,745 km (0.029 R)
• M60: 14,511,442 km (0.091 R)
• M61: 14,672,110 km (0.087 R)
• M62: 14,902,641 km (0.055 R)
• M63: 15,087,992 km (0.118 R)
• M64: 15,367,441 km (0.116 R)
• M65: 15,648,536 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.1

Radius: 4.8

Gravity: 38.46 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.64 AU - 6.88 AU

Year: 9959 Days

Day: 15.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 52,082,764 km

• M1: 72,854 km (0.081 R)
• M2: 253,120 km (0.075 R)
• M3: 303,384 km (0.086 R)
• M4: 491,579 km (0.077 R)
• M5: 539,899 km (0.08 R)
• M6: 641,326 km (0.034 R)
• M7: 805,285 km (0.109 R)
• M8: 1,149,660 km (0.088 R)
• M9: 2,414,210 km (0.111 R)
• M10: 2,640,103 km (0.118 R)
• M11: 2,814,086 km (0.072 R)
• M12: 3,082,015 km (0.106 R)
• M13: 3,451,821 km (0.101 R)
• M14: 3,900,914 km (0.064 R)
• M15: 4,132,342 km (0.108 R)
• M16: 4,334,299 km (0.082 R)
• M17: 4,747,788 km (0.065 R)
• M18: 5,282,151 km (0.055 R)
• M19: 6,601,604 km (0.11 R)
• M20: 6,956,600 km (0.111 R)
• M21: 7,237,096 km (0.05 R)
• M22: 7,726,281 km (0.062 R)
• M23: 7,974,913 km (0.118 R)
• M24: 8,310,461 km (0.111 R)
• M25: 8,437,619 km (0.11 R)
• M26: 8,779,450 km (0.088 R)
• M27: 8,995,470 km (0.036 R)
• M28: 9,832,170 km (0.112 R)
• M29: 10,056,567 km (0.094 R)
• M30: 10,237,132 km (0.107 R)
• M31: 10,464,521 km (0.065 R)
• M32: 10,785,558 km (0.109 R)
• M33: 10,970,461 km (0.092 R)
• M34: 11,815,689 km (0.08 R)
• M35: 12,102,019 km (0.077 R)
• M36: 13,171,345 km (0.029 R)
• M37: 13,617,445 km (0.112 R)
• M38: 14,270,440 km (0.108 R)
• M39: 14,524,457 km (0.117 R)
• M40: 14,779,821 km (0.066 R)
• M41: 15,816,235 km (0.074 R)
• M42: 17,198,220 km (0.107 R)
• M43: 18,012,930 km (0.062 R)
• M44: 18,232,390 km (0.099 R)
• M45: 18,397,546 km (0.091 R)
• M46: 20,760,744 km (0.06 R)
• M47: 20,875,635 km (0.088 R)
• M48: 21,048,420 km (0.086 R)
• M49: 21,221,655 km (0.033 R)
• M50: 21,337,294 km (0.113 R)
• M51: 21,395,338 km (0.099 R)
• M52: 21,919,230 km (0.092 R)
• M53: 22,801,707 km (0.086 R)
• M54: 23,277,129 km (0.1 R)
• M55: 25,272,615 km (0.051 R)
• M56: 26,757,973 km (0.082 R)
• M57: 26,945,568 km (0.057 R)
• M58: 27,196,444 km (0.112 R)
• M59: 27,385,087 km (0.033 R)
• M60: 27,574,328 km (0.077 R)
• M61: 28,080,717 km (0.117 R)
• M62: 29,424,555 km (0.055 R)
• M63: 30,006,790 km (0.109 R)
• M64: 32,640,610 km (0.076 R)
• M65: 35,210,252 km (0.066 R)
• M66: 35,553,131 km (0.112 R)
• M67: 35,897,206 km (0.09 R)
• M68: 36,173,214 km (0.065 R)
• M69: 36,311,442 km (0.113 R)
• M70: 36,519,234 km (0.093 R)
• M71: 36,796,887 km (0.104 R)
• M72: 37,214,565 km (0.113 R)
• M73: 37,774,061 km (0.11 R)
• M74: 38,195,328 km (0.085 R)
• M75: 38,265,789 km (0.099 R)
• M76: 39,896,406 km (0.057 R)
• M77: 40,253,945 km (0.057 R)
• M78: 41,477,356 km (0.098 R)
• M79: 41,912,087 km (0.085 R)
• M80: 42,130,052 km (0.119 R)
• M81: 42,494,023 km (0.078 R)
• M82: 42,786,038 km (0.106 R)
• M83: 43,005,498 km (0.081 R)
• M84: 43,151,955 km (0.09 R)
• M85: 43,225,258 km (0.097 R)
• M86: 43,592,371 km (0.115 R)
• M87: 46,341,381 km (0.103 R)
• M88: 46,943,064 km (0.069 R)
• M89: 47,018,461 km (0.116 R)
• M90: 49,990,073 km (0.093 R)
• M91: 51,382,081 km (0.1 R)
• M92: 51,537,514 km (0.061 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: 237 - 19,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit