🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.55 AU - 0.71 AU

Year: 220 Days

Day: 37.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.58 AU - 0.72 AU

Year: 230 Days

Day: 29.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.74 AU - 1.16 AU

Year: 407 Days

Day: 46.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.47 AU - 1.81 AU

Year: 923 Days

Day: 15.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,816,697 km

• M1: 98,435 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408

Radius: 9.3

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.56 AU - 4.74 AU

Year: 3717 Days

Day: 7.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 25,816,697 km

• M1: 119,080 km (0.118 R)
• M2: 294,109 km (0.092 R)
• M3: 483,351 km (0.089 R)
• M4: 593,604 km (0.102 R)
• M5: 675,434 km (0.114 R)
• M6: 861,833 km (0.092 R)
• M7: 1,042,996 km (0.06 R)
• M8: 1,132,755 km (0.104 R)
• M9: 1,296,266 km (0.107 R)
• M10: 1,405,472 km (0.087 R)
• M11: 1,492,688 km (0.043 R)
• M12: 1,779,018 km (0.051 R)
• M13: 1,942,528 km (0.109 R)
• M14: 2,054,278 km (0.108 R)
• M15: 2,373,071 km (0.07 R)
• M16: 2,447,720 km (0.082 R)
• M17: 2,553,486 km (0.098 R)
• M18: 2,614,821 km (0.098 R)
• M19: 2,738,688 km (0.073 R)
• M20: 2,832,935 km (0.084 R)
• M21: 3,286,964 km (0.107 R)
• M22: 3,404,249 km (0.115 R)
• M23: 3,711,822 km (0.084 R)
• M24: 3,816,391 km (0.118 R)
• M25: 4,082,077 km (0.069 R)
• M26: 4,172,135 km (0.077 R)
• M27: 4,317,395 km (0.074 R)
• M28: 4,687,948 km (0.079 R)
• M29: 4,782,345 km (0.106 R)
• M30: 5,030,378 km (0.103 R)
• M31: 5,243,555 km (0.101 R)
• M32: 5,719,276 km (0.101 R)
• M33: 6,458,439 km (0.1 R)
• M34: 6,521,420 km (0.115 R)
• M35: 6,690,466 km (0.062 R)
• M36: 6,839,465 km (0.118 R)
• M37: 6,946,577 km (0.114 R)
• M38: 7,032,596 km (0.065 R)
• M39: 7,162,447 km (0.076 R)
• M40: 7,601,068 km (0.066 R)
• M41: 7,734,210 km (0.066 R)
• M42: 7,913,129 km (0.084 R)
• M43: 8,184,051 km (0.1 R)
• M44: 8,435,226 km (0.099 R)
• M45: 8,828,219 km (0.092 R)
• M46: 9,156,287 km (0.06 R)
• M47: 9,440,822 km (0.119 R)
• M48: 9,728,200 km (0.101 R)
• M49: 9,897,246 km (0.085 R)
• M50: 9,969,950 km (0.058 R)
• M51: 10,140,342 km (0.036 R)
• M52: 10,682,186 km (0.039 R)
• M53: 10,781,668 km (0.114 R)
• M54: 10,881,450 km (0.034 R)
• M55: 11,082,061 km (0.1 R)
• M56: 11,233,304 km (0.112 R)
• M57: 11,614,479 km (0.07 R)
• M58: 11,691,223 km (0.109 R)
• M59: 11,974,113 km (0.11 R)
• M60: 12,103,365 km (0.119 R)
• M61: 12,207,186 km (0.076 R)
• M62: 12,599,133 km (0.088 R)
• M63: 13,395,143 km (0.116 R)
• M64: 13,691,197 km (0.09 R)
• M65: 14,317,115 km (0.073 R)
• M66: 14,454,296 km (0.083 R)
• M67: 14,924,482 km (0.118 R)
• M68: 15,175,358 km (0.079 R)
• M69: 15,399,605 km (0.104 R)
• M70: 15,851,241 km (0.104 R)
• M71: 16,336,087 km (0.117 R)
• M72: 16,883,616 km (0.08 R)
• M73: 17,349,314 km (0.084 R)
• M74: 17,437,128 km (0.032 R)
• M75: 18,532,184 km (0.114 R)
• M76: 18,651,863 km (0.106 R)
• M77: 18,771,840 km (0.088 R)
• M78: 18,831,978 km (0.109 R)
• M79: 19,955,010 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.2

Radius: 10.6

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.63 AU - 4.71 AU

Year: 4438 Days

Day: 12 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 25,816,697 km

• M1: 152,739 km (0.099 R)
• M2: 246,986 km (0.105 R)
• M3: 373,695 km (0.094 R)
• M4: 581,637 km (0.082 R)
• M5: 660,026 km (0.062 R)
• M6: 742,305 km (0.105 R)
• M7: 1,039,556 km (0.06 R)
• M8: 1,253,481 km (0.062 R)
• M9: 1,373,608 km (0.1 R)
• M10: 1,497,624 km (0.099 R)
• M11: 1,625,680 km (0.117 R)
• M12: 2,265,061 km (0.093 R)
• M13: 2,375,764 km (0.109 R)
• M14: 2,679,747 km (0.092 R)
• M15: 2,936,008 km (0.061 R)
• M16: 3,304,168 km (0.086 R)
• M17: 3,388,093 km (0.098 R)
• M18: 3,536,494 km (0.097 R)
• M19: 3,840,028 km (0.065 R)
• M20: 4,334,000 km (0.071 R)
• M21: 4,472,378 km (0.099 R)
• M22: 5,580,599 km (0.098 R)
• M23: 5,655,847 km (0.107 R)
• M24: 5,857,953 km (0.084 R)
• M25: 6,452,156 km (0.08 R)
• M26: 6,769,902 km (0.103 R)
• M27: 7,420,802 km (0.091 R)
• M28: 7,558,881 km (0.076 R)
• M29: 7,753,807 km (0.103 R)
• M30: 7,837,732 km (0.045 R)
• M31: 7,922,105 km (0.092 R)
• M32: 8,205,443 km (0.115 R)
• M33: 8,665,606 km (0.111 R)
• M34: 8,869,508 km (0.117 R)
• M35: 9,401,478 km (0.095 R)
• M36: 10,218,582 km (0.074 R)
• M37: 10,403,335 km (0.106 R)
• M38: 10,744,867 km (0.111 R)
• M39: 10,932,612 km (0.101 R)
• M40: 11,311,544 km (0.032 R)
• M41: 11,470,716 km (0.066 R)
• M42: 11,888,094 km (0.12 R)
• M43: 13,303,888 km (0.049 R)
• M44: 13,810,277 km (0.114 R)
• M45: 14,185,618 km (0.039 R)
• M46: 14,633,664 km (0.072 R)
• M47: 15,156,209 km (0.11 R)
• M48: 15,756,097 km (0.072 R)
• M49: 16,471,623 km (0.057 R)
• M50: 16,869,703 km (0.042 R)
• M51: 16,942,408 km (0.087 R)
• M52: 17,270,925 km (0.103 R)
• M53: 17,380,879 km (0.073 R)
• M54: 17,638,487 km (0.028 R)
• M55: 17,897,291 km (0.066 R)
• M56: 17,971,342 km (0.1 R)
• M57: 18,418,639 km (0.115 R)
• M58: 18,606,086 km (0.088 R)
• M59: 19,820,521 km (0.096 R)
• M60: 20,089,648 km (0.094 R)
• M61: 20,787,223 km (0.058 R)
• M62: 21,099,732 km (0.079 R)
• M63: 21,178,122 km (0.047 R)
• M64: 21,453,232 km (0.115 R)
• M65: 21,887,964 km (0.083 R)
• M66: 22,846,587 km (0.1 R)
• M67: 22,967,312 km (0.104 R)
• M68: 23,250,052 km (0.114 R)
• M69: 23,696,452 km (0.047 R)
• M70: 23,941,194 km (0.11 R)
• M71: 24,186,834 km (0.099 R)
• M72: 24,804,524 km (0.045 R)
• M73: 25,678,026 km (0.095 R)
• M74: 28,056,033 km (0.119 R)
• M75: 28,185,436 km (0.045 R)
• M76: 28,531,455 km (0.112 R)
• M77: 29,184,001 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.8

Radius: 14.3

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.63 AU - 6.87 AU

Year: 6870 Days

Day: 5.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 25,816,697 km

• M1: 179,218 km (0.035 R)
• M2: 354,547 km (0.071 R)
• M3: 515,065 km (0.069 R)
• M4: 663,317 km (0.09 R)
• M5: 941,868 km (0.098 R)
• M6: 1,149,660 km (0.071 R)
• M7: 1,952,252 km (0.087 R)
• M8: 2,153,761 km (0.09 R)
• M9: 2,245,763 km (0.032 R)
• M10: 2,725,524 km (0.096 R)
• M11: 2,875,869 km (0.117 R)
• M12: 3,532,305 km (0.12 R)
• M13: 3,752,214 km (0.087 R)
• M14: 3,863,963 km (0.05 R)
• M15: 4,119,477 km (0.051 R)
• M16: 4,322,032 km (0.1 R)
• M17: 4,980,412 km (0.09 R)
• M18: 5,196,581 km (0.052 R)
• M19: 5,479,172 km (0.103 R)
• M20: 5,606,330 km (0.112 R)
• M21: 5,831,325 km (0.076 R)
• M22: 7,174,265 km (0.053 R)
• M23: 7,313,840 km (0.088 R)
• M24: 7,988,676 km (0.077 R)
• M25: 8,498,655 km (0.096 R)
• M26: 9,820,053 km (0.103 R)
• M27: 10,052,977 km (0.112 R)
• M28: 10,287,846 km (0.113 R)
• M29: 10,405,878 km (0.118 R)
• M30: 10,564,153 km (0.12 R)
• M31: 11,083,706 km (0.045 R)
• M32: 12,023,330 km (0.09 R)
• M33: 12,147,945 km (0.063 R)
• M34: 12,650,146 km (0.063 R)
• M35: 13,545,339 km (0.093 R)
• M36: 14,022,407 km (0.043 R)
• M37: 14,859,556 km (0.03 R)
• M38: 14,993,297 km (0.111 R)
• M39: 15,082,607 km (0.103 R)
• M40: 15,622,356 km (0.03 R)
• M41: 16,628,402 km (0.076 R)
• M42: 16,721,003 km (0.075 R)
• M43: 17,326,425 km (0.057 R)
• M44: 17,608,268 km (0.084 R)
• M45: 19,137,308 km (0.072 R)
• M46: 19,282,866 km (0.116 R)
• M47: 19,966,977 km (0.062 R)
• M48: 20,163,848 km (0.088 R)
• M49: 20,311,950 km (0.031 R)
• M50: 20,758,350 km (0.109 R)
• M51: 21,208,191 km (0.111 R)
• M52: 21,711,737 km (0.071 R)
• M53: 22,015,720 km (0.085 R)
• M54: 23,039,269 km (0.118 R)
• M55: 23,297,475 km (0.091 R)
• M56: 23,556,878 km (0.092 R)
• M57: 25,345,320 km (0.077 R)
• M58: 25,718,866 km (0.119 R)
• M59: 27,231,749 km (0.11 R)
• M60: 27,614,421 km (0.065 R)
• M61: 27,833,881 km (0.109 R)
• M62: 30,004,247 km (0.095 R)
• M63: 30,286,388 km (0.05 R)
• M64: 30,682,972 km (0.11 R)
• M65: 32,749,367 km (0.095 R)
• M66: 32,923,649 km (0.115 R)
• M67: 33,214,617 km (0.085 R)
• M68: 33,623,617 km (0.066 R)
• M69: 33,799,395 km (0.046 R)
• M70: 34,269,581 km (0.116 R)
• M71: 34,387,464 km (0.097 R)
• M72: 34,919,733 km (0.12 R)
• M73: 35,395,155 km (0.081 R)
• M74: 35,992,350 km (0.027 R)
• M75: 36,773,700 km (0.113 R)
• M76: 37,925,753 km (0.077 R)
• M77: 38,292,118 km (0.107 R)
• M78: 39,028,140 km (0.102 R)
• M79: 39,151,259 km (0.066 R)
• M80: 41,327,160 km (0.117 R)
• M81: 41,956,069 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.4

Radius: 14.8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.67 AU - 6.87 AU

Year: 7745 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 25,816,697 km

• M1: 184,903 km (0.093 R)
• M2: 291,566 km (0.061 R)
• M3: 462,108 km (0.083 R)
• M4: 589,416 km (0.103 R)
• M5: 830,567 km (0.037 R)
• M6: 946,506 km (0.105 R)
• M7: 1,106,426 km (0.085 R)
• M8: 1,236,277 km (0.082 R)
• M9: 1,526,796 km (0.066 R)
• M10: 1,778,569 km (0.105 R)
• M11: 2,044,554 km (0.114 R)
• M12: 2,793,142 km (0.108 R)
• M13: 3,066,906 km (0.082 R)
• M14: 3,235,503 km (0.116 R)
• M15: 3,388,093 km (0.108 R)
• M16: 4,002,192 km (0.035 R)
• M17: 4,207,889 km (0.062 R)
• M18: 4,312,009 km (0.117 R)
• M19: 4,522,942 km (0.079 R)
• M20: 4,715,774 km (0.045 R)
• M21: 4,977,121 km (0.069 R)
• M22: 5,400,932 km (0.087 R)
• M23: 5,605,731 km (0.092 R)
• M24: 5,906,274 km (0.108 R)
• M25: 6,023,259 km (0.1 R)
• M26: 6,427,024 km (0.094 R)
• M27: 6,620,155 km (0.075 R)
• M28: 6,962,584 km (0.111 R)
• M29: 7,086,451 km (0.079 R)
• M30: 7,921,806 km (0.036 R)
• M31: 8,548,920 km (0.062 R)
• M32: 9,740,317 km (0.077 R)
• M33: 9,906,820 km (0.052 R)
• M34: 10,327,339 km (0.094 R)
• M35: 10,468,709 km (0.106 R)
• M36: 10,639,401 km (0.043 R)
• M37: 10,810,989 km (0.094 R)
• M38: 11,447,827 km (0.109 R)
• M39: 12,486,336 km (0.113 R)
• M40: 12,637,131 km (0.104 R)
• M41: 13,896,745 km (0.112 R)
• M42: 13,990,393 km (0.114 R)
• M43: 14,147,171 km (0.06 R)
• M44: 14,241,418 km (0.102 R)
• M45: 14,652,513 km (0.027 R)
• M46: 15,163,988 km (0.045 R)
• M47: 17,334,952 km (0.091 R)
• M48: 17,469,591 km (0.066 R)
• M49: 18,387,822 km (0.054 R)
• M50: 18,697,490 km (0.095 R)
• M51: 19,078,216 km (0.062 R)
• M52: 19,182,486 km (0.106 R)
• M53: 20,023,675 km (0.079 R)
• M54: 20,484,436 km (0.063 R)
• M55: 20,626,854 km (0.045 R)
• M56: 22,803,203 km (0.044 R)
• M57: 23,768,708 km (0.065 R)
• M58: 23,956,005 km (0.075 R)
• M59: 24,181,299 km (0.111 R)
• M60: 25,089,657 km (0.079 R)
• M61: 25,778,256 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 10,260 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit