🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.51 AU - 0.55 AU

Year: 136 Days

Day: 38.2 Hours

Environment

Temp: 275 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.5 AU - 0.56 AU

Year: 136 Days

Day: 19.6 Hours

Environment

Temp: 221 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.63 AU - 0.65 AU

Year: 181 Days

Day: 17.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.75 AU - 0.83 AU

Year: 248 Days

Day: 44.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,170,533 km

• M1: 209,587 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.21 AU - 1.45 AU

Year: 542 Days

Day: 29.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,170,533 km

• M1: 1,212,640 km (0.028 R)

Asteroid Belt

Center: 3.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.1

Radius: 11.7

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.21 AU - 5.75 AU

Year: 4530 Days

Day: 14.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 45,170,533 km

• M1: 202,705 km (0.054 R)
• M2: 314,156 km (0.098 R)
• M3: 410,497 km (0.105 R)
• M4: 520,301 km (0.119 R)
• M5: 764,296 km (0.101 R)
• M6: 895,044 km (0.037 R)
• M7: 1,010,234 km (0.094 R)
• M8: 1,180,477 km (0.075 R)
• M9: 1,269,338 km (0.1 R)
• M10: 1,387,071 km (0.119 R)
• M11: 1,563,896 km (0.082 R)
• M12: 1,880,595 km (0.083 R)
• M13: 2,046,798 km (0.056 R)
• M14: 2,123,991 km (0.032 R)
• M15: 2,345,395 km (0.093 R)
• M16: 2,508,307 km (0.088 R)
• M17: 2,692,014 km (0.071 R)
• M18: 2,811,243 km (0.119 R)
• M19: 2,897,412 km (0.119 R)
• M20: 3,342,316 km (0.068 R)
• M21: 3,526,321 km (0.056 R)
• M22: 3,846,909 km (0.075 R)
• M23: 4,157,474 km (0.071 R)
• M24: 4,435,876 km (0.089 R)
• M25: 4,948,398 km (0.09 R)
• M26: 5,053,117 km (0.095 R)
• M27: 5,436,536 km (0.096 R)
• M28: 5,675,594 km (0.08 R)
• M29: 6,459,038 km (0.039 R)
• M30: 6,642,893 km (0.076 R)
• M31: 6,828,544 km (0.087 R)
• M32: 6,969,017 km (0.065 R)
• M33: 7,636,672 km (0.103 R)
• M34: 7,978,354 km (0.104 R)
• M35: 8,225,340 km (0.119 R)
• M36: 8,625,963 km (0.096 R)
• M37: 8,879,681 km (0.114 R)
• M38: 9,212,985 km (0.046 R)
• M39: 9,576,807 km (0.109 R)
• M40: 9,681,525 km (0.104 R)
• M41: 9,760,363 km (0.11 R)
• M42: 9,998,224 km (0.062 R)
• M43: 10,157,845 km (0.092 R)
• M44: 10,506,707 km (0.064 R)
• M45: 10,723,175 km (0.12 R)
• M46: 11,188,425 km (0.096 R)
• M47: 11,382,004 km (0.084 R)
• M48: 12,537,498 km (0.08 R)
• M49: 12,853,898 km (0.114 R)
• M50: 13,523,947 km (0.105 R)
• M51: 13,848,424 km (0.099 R)
• M52: 14,056,216 km (0.091 R)
• M53: 14,807,048 km (0.1 R)
• M54: 15,080,513 km (0.113 R)
• M55: 15,725,130 km (0.113 R)
• M56: 15,910,930 km (0.114 R)
• M57: 16,159,861 km (0.11 R)
• M58: 16,567,216 km (0.116 R)
• M59: 16,693,178 km (0.03 R)
• M60: 17,009,577 km (0.093 R)
• M61: 17,391,800 km (0.082 R)
• M62: 18,262,310 km (0.105 R)
• M63: 18,752,093 km (0.048 R)
• M64: 18,916,352 km (0.028 R)
• M65: 19,015,086 km (0.095 R)
• M66: 19,147,031 km (0.111 R)
• M67: 19,378,759 km (0.114 R)
• M68: 19,511,601 km (0.075 R)
• M69: 19,778,035 km (0.103 R)
• M70: 20,079,325 km (0.083 R)
• M71: 21,299,595 km (0.077 R)
• M72: 21,539,550 km (0.07 R)
• M73: 22,160,980 km (0.084 R)
• M74: 22,543,651 km (0.051 R)
• M75: 23,033,883 km (0.087 R)
• M76: 23,846,948 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.1

Radius: 11.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.58 AU - 6.68 AU

Year: 5359 Days

Day: 11.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 45,170,533 km

• M1: 151,393 km (0.108 R)
• M2: 529,128 km (0.089 R)
• M3: 701,016 km (0.109 R)
• M4: 855,401 km (0.109 R)
• M5: 1,242,560 km (0.119 R)
• M6: 1,602,941 km (0.096 R)
• M7: 1,811,929 km (0.09 R)
• M8: 2,889,632 km (0.081 R)
• M9: 3,105,801 km (0.111 R)
• M10: 3,307,160 km (0.047 R)
• M11: 3,491,913 km (0.11 R)
• M12: 3,701,500 km (0.092 R)
• M13: 3,829,107 km (0.072 R)
• M14: 4,176,922 km (0.113 R)
• M15: 4,489,731 km (0.101 R)
• M16: 4,833,507 km (0.107 R)
• M17: 5,353,061 km (0.071 R)
• M18: 5,497,871 km (0.116 R)
• M19: 5,791,532 km (0.088 R)
• M20: 5,940,232 km (0.075 R)
• M21: 6,090,279 km (0.099 R)
• M22: 6,317,817 km (0.108 R)
• M23: 6,471,005 km (0.064 R)
• M24: 6,729,062 km (0.11 R)
• M25: 7,822,622 km (0.077 R)
• M26: 8,403,960 km (0.108 R)
• M27: 8,488,183 km (0.101 R)
• M28: 8,742,500 km (0.093 R)
• M29: 9,404,021 km (0.111 R)
• M30: 9,843,989 km (0.089 R)
• M31: 9,932,850 km (0.119 R)
• M32: 10,653,164 km (0.027 R)
• M33: 10,805,305 km (0.119 R)
• M34: 11,019,678 km (0.084 R)
• M35: 11,204,432 km (0.12 R)
• M36: 11,733,709 km (0.086 R)
• M37: 12,175,621 km (0.108 R)
• M38: 12,494,713 km (0.058 R)
• M39: 13,964,512 km (0.027 R)
• M40: 14,264,905 km (0.102 R)
• M41: 14,432,754 km (0.111 R)
• M42: 14,601,351 km (0.111 R)
• M43: 14,838,463 km (0.073 R)
• M44: 15,626,246 km (0.09 R)
• M45: 15,799,330 km (0.098 R)
• M46: 16,147,445 km (0.046 R)
• M47: 16,603,718 km (0.081 R)
• M48: 17,099,934 km (0.073 R)
• M49: 17,385,666 km (0.075 R)
• M50: 18,070,525 km (0.095 R)
• M51: 18,288,639 km (0.116 R)
• M52: 18,580,953 km (0.116 R)
• M53: 18,690,908 km (0.109 R)
• M54: 19,429,622 km (0.104 R)
• M55: 20,442,100 km (0.106 R)
• M56: 20,745,485 km (0.115 R)
• M57: 20,821,480 km (0.116 R)
• M58: 21,088,363 km (0.118 R)
• M59: 21,433,336 km (0.08 R)
• M60: 22,245,203 km (0.073 R)
• M61: 22,440,129 km (0.081 R)
• M62: 22,518,219 km (0.119 R)
• M63: 22,713,744 km (0.071 R)
• M64: 23,185,576 km (0.1 R)
• M65: 23,304,057 km (0.101 R)
• M66: 24,862,119 km (0.115 R)
• M67: 25,064,375 km (0.071 R)
• M68: 25,551,915 km (0.115 R)
• M69: 25,755,966 km (0.084 R)
• M70: 26,288,983 km (0.108 R)
• M71: 26,825,741 km (0.049 R)
• M72: 27,116,260 km (0.091 R)
• M73: 27,533,039 km (0.088 R)
• M74: 27,868,139 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514

Radius: 10.2

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.42 AU - 9.96 AU

Year: 8276 Days

Day: 13.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 45,170,533 km

• M1: 128,056 km (0.114 R)
• M2: 468,092 km (0.09 R)
• M3: 541,993 km (0.103 R)
• M4: 775,665 km (0.025 R)
• M5: 850,763 km (0.11 R)
• M6: 1,091,915 km (0.102 R)
• M7: 1,318,855 km (0.091 R)
• M8: 1,717,683 km (0.032 R)
• M9: 1,818,063 km (0.114 R)
• M10: 2,024,957 km (0.114 R)
• M11: 2,856,571 km (0.111 R)
• M12: 3,196,607 km (0.096 R)
• M13: 3,296,239 km (0.111 R)
• M14: 3,730,971 km (0.092 R)
• M15: 3,915,275 km (0.06 R)
• M16: 3,995,161 km (0.112 R)
• M17: 4,265,634 km (0.079 R)
• M18: 4,824,531 km (0.097 R)
• M19: 5,171,000 km (0.054 R)
• M20: 5,258,814 km (0.075 R)
• M21: 5,857,654 km (0.119 R)
• M22: 6,165,078 km (0.064 R)
• M23: 6,352,225 km (0.106 R)
• M24: 7,513,703 km (0.089 R)
• M25: 7,613,335 km (0.111 R)
• M26: 7,680,205 km (0.105 R)
• M27: 8,496,261 km (0.104 R)
• M28: 9,161,972 km (0.087 R)
• M29: 9,699,328 km (0.074 R)
• M30: 9,880,640 km (0.071 R)
• M31: 10,026,648 km (0.074 R)
• M32: 10,320,608 km (0.101 R)
• M33: 10,879,655 km (0.115 R)
• M34: 10,954,902 km (0.092 R)
• M35: 11,257,838 km (0.108 R)
• M36: 11,486,873 km (0.096 R)
• M37: 12,221,996 km (0.082 R)
• M38: 12,813,357 km (0.108 R)
• M39: 13,292,968 km (0.094 R)
• M40: 13,656,640 km (0.031 R)
• M41: 14,683,929 km (0.047 R)
• M42: 15,059,868 km (0.095 R)
• M43: 15,650,929 km (0.045 R)
• M44: 16,249,620 km (0.072 R)
• M45: 17,117,886 km (0.072 R)
• M46: 17,867,820 km (0.084 R)
• M47: 18,045,842 km (0.098 R)
• M48: 18,269,191 km (0.053 R)
• M49: 18,763,762 km (0.045 R)
• M50: 19,536,734 km (0.105 R)
• M51: 20,412,929 km (0.106 R)
• M52: 20,505,979 km (0.038 R)
• M53: 20,785,727 km (0.114 R)
• M54: 21,775,017 km (0.098 R)
• M55: 21,870,012 km (0.046 R)
• M56: 22,490,993 km (0.053 R)
• M57: 22,683,226 km (0.119 R)
• M58: 22,779,567 km (0.11 R)
• M59: 23,311,836 km (0.113 R)
• M60: 23,506,313 km (0.074 R)
• M61: 23,701,389 km (0.106 R)
• M62: 24,044,118 km (0.115 R)
• M63: 24,191,621 km (0.067 R)
• M64: 25,082,177 km (0.083 R)
• M65: 25,231,626 km (0.116 R)
• M66: 25,381,373 km (0.036 R)
• M67: 25,481,454 km (0.038 R)
• M68: 25,882,825 km (0.095 R)
• M69: 26,084,334 km (0.054 R)
• M70: 27,048,492 km (0.099 R)
• M71: 27,406,629 km (0.12 R)
• M72: 27,766,412 km (0.038 R)
• M73: 27,972,558 km (0.11 R)
• M74: 28,646,496 km (0.048 R)
• M75: 29,483,197 km (0.115 R)
• M76: 29,799,148 km (0.104 R)
• M77: 31,717,591 km (0.107 R)
• M78: 32,041,321 km (0.035 R)
• M79: 32,528,860 km (0.088 R)
• M80: 34,226,796 km (0.104 R)
• M81: 34,891,759 km (0.082 R)
• M82: 35,841,107 km (0.12 R)
• M83: 36,234,549 km (0.077 R)
• M84: 37,139,018 km (0.096 R)
• M85: 37,708,238 km (0.098 R)
• M86: 37,936,674 km (0.069 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.5

Radius: 14.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 9.59 AU - 11.75 AU

Year: 12307 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 45,170,533 km

• M1: 298,149 km (0.05 R)
• M2: 474,973 km (0.075 R)
• M3: 841,488 km (0.109 R)
• M4: 1,295,218 km (0.038 R)
• M5: 1,667,567 km (0.111 R)
• M6: 1,821,653 km (0.08 R)
• M7: 2,050,538 km (0.072 R)
• M8: 3,305,963 km (0.071 R)
• M9: 3,995,011 km (0.069 R)
• M10: 4,295,254 km (0.07 R)
• M11: 4,728,190 km (0.115 R)
• M12: 4,918,180 km (0.036 R)
• M13: 5,305,638 km (0.058 R)
• M14: 5,703,120 km (0.104 R)
• M15: 6,213,847 km (0.071 R)
• M16: 6,597,715 km (0.111 R)
• M17: 6,703,780 km (0.047 R)
• M18: 7,646,994 km (0.103 R)
• M19: 9,099,739 km (0.098 R)
• M20: 9,496,174 km (0.083 R)
• M21: 10,636,109 km (0.11 R)
• M22: 10,760,874 km (0.074 R)
• M23: 12,295,299 km (0.104 R)
• M24: 12,601,676 km (0.104 R)
• M25: 13,490,736 km (0.068 R)
• M26: 13,942,970 km (0.076 R)
• M27: 15,188,821 km (0.114 R)
• M28: 15,329,443 km (0.086 R)
• M29: 16,134,579 km (0.058 R)
• M30: 17,050,567 km (0.051 R)
• M31: 17,392,398 km (0.042 R)
• M32: 18,481,471 km (0.101 R)
• M33: 19,439,645 km (0.095 R)
• M34: 19,950,522 km (0.116 R)
• M35: 21,614,798 km (0.064 R)
• M36: 21,773,072 km (0.074 R)
• M37: 22,570,429 km (0.119 R)
• M38: 22,731,097 km (0.094 R)
• M39: 23,648,581 km (0.111 R)
• M40: 23,811,792 km (0.044 R)
• M41: 24,139,112 km (0.098 R)
• M42: 24,798,540 km (0.077 R)
• M43: 26,416,590 km (0.092 R)
• M44: 28,126,045 km (0.099 R)
• M45: 29,636,385 km (0.102 R)
• M46: 29,812,312 km (0.072 R)
• M47: 31,951,113 km (0.117 R)
• M48: 32,191,816 km (0.097 R)
• M49: 32,433,118 km (0.089 R)
• M50: 34,200,317 km (0.114 R)
• M51: 37,004,230 km (0.111 R)
• M52: 37,320,330 km (0.076 R)
• M53: 37,700,758 km (0.058 R)
• M54: 39,171,305 km (0.093 R)
• M55: 41,117,424 km (0.119 R)
• M56: 41,313,696 km (0.059 R)
• M57: 42,234,022 km (0.068 R)
• M58: 42,564,484 km (0.1 R)
• M59: 43,294,222 km (0.106 R)
• M60: 43,894,409 km (0.068 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 19,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit