🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.88 AU - 1.16 AU

Year: 362 Days

Day: 32.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.48 AU - 1.82 AU

Year: 745 Days

Day: 15.8 Hours

Environment

Temp: -31 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.8 AU - 1.98 AU

Year: 913 Days

Day: 29.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.38 AU - 2.78 AU

Year: 1456 Days

Day: 26.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.42 AU - 3.36 AU

Year: 1727 Days

Day: 16.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.78 AU - 4.44 AU

Year: 2411 Days

Day: 28.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,661,829 km

• M1: 286,779 km (0.104 R)
• M2: 482,752 km (0.099 R)

Asteroid Belt

Center: 5.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.9

Radius: 14.9

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.92 AU - 7.48 AU

Year: 6095 Days

Day: 11.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 34,661,829 km

• M1: 240,853 km (0.066 R)
• M2: 418,126 km (0.118 R)
• M3: 513,121 km (0.088 R)
• M4: 1,395,000 km (0.055 R)
• M5: 1,701,227 km (0.107 R)
• M6: 1,802,654 km (0.108 R)
• M7: 1,941,332 km (0.085 R)
• M8: 2,101,700 km (0.108 R)
• M9: 2,532,243 km (0.117 R)
• M10: 2,888,884 km (0.069 R)
• M11: 3,032,050 km (0.054 R)
• M12: 3,240,739 km (0.083 R)
• M13: 3,389,738 km (0.079 R)
• M14: 3,963,596 km (0.043 R)
• M15: 4,262,043 km (0.103 R)
• M16: 4,735,820 km (0.027 R)
• M17: 4,954,681 km (0.065 R)
• M18: 5,427,710 km (0.11 R)
• M19: 5,605,582 km (0.062 R)
• M20: 6,363,744 km (0.112 R)
• M21: 6,988,165 km (0.118 R)
• M22: 7,126,394 km (0.102 R)
• M23: 7,321,769 km (0.064 R)
• M24: 7,462,241 km (0.1 R)
• M25: 7,918,215 km (0.058 R)
• M26: 8,559,990 km (0.108 R)
• M27: 9,158,082 km (0.081 R)
• M28: 9,431,697 km (0.084 R)
• M29: 9,584,736 km (0.032 R)
• M30: 9,924,772 km (0.078 R)
• M31: 10,394,658 km (0.036 R)
• M32: 10,584,648 km (0.089 R)
• M33: 11,129,483 km (0.115 R)
• M34: 11,389,035 km (0.084 R)
• M35: 11,914,124 km (0.067 R)
• M36: 12,179,660 km (0.084 R)
• M37: 12,615,289 km (0.065 R)
• M38: 12,818,144 km (0.111 R)
• M39: 12,988,087 km (0.038 R)
• M40: 13,158,778 km (0.066 R)
• M41: 13,502,255 km (0.104 R)
• M42: 13,744,454 km (0.101 R)
• M43: 14,128,023 km (0.097 R)
• M44: 14,233,190 km (0.081 R)
• M45: 14,479,728 km (0.112 R)
• M46: 14,727,761 km (0.085 R)
• M47: 15,120,306 km (0.119 R)
• M48: 15,299,823 km (0.052 R)
• M49: 15,444,035 km (0.112 R)
• M50: 15,697,454 km (0.111 R)
• M51: 15,842,863 km (0.083 R)
• M52: 17,849,868 km (0.114 R)
• M53: 17,963,712 km (0.103 R)
• M54: 18,077,706 km (0.08 R)
• M55: 18,844,545 km (0.09 R)
• M56: 18,999,079 km (0.077 R)
• M57: 19,231,853 km (0.115 R)
• M58: 20,409,787 km (0.062 R)
• M59: 20,568,660 km (0.104 R)
• M60: 20,847,510 km (0.066 R)
• M61: 21,167,949 km (0.06 R)
• M62: 21,894,696 km (0.117 R)
• M63: 22,301,901 km (0.065 R)
• M64: 22,876,357 km (0.103 R)
• M65: 23,248,257 km (0.097 R)
• M66: 24,586,709 km (0.115 R)
• M67: 25,095,043 km (0.115 R)
• M68: 25,478,612 km (0.098 R)
• M69: 26,640,838 km (0.109 R)
• M70: 27,864,548 km (0.096 R)
• M71: 28,883,310 km (0.047 R)
• M72: 30,230,439 km (0.029 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.9

Radius: 13.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.9 AU - 8 AU

Year: 7878 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 34,661,829 km

• M1: 419,921 km (0.039 R)
• M2: 554,111 km (0.088 R)
• M3: 746,194 km (0.116 R)
• M4: 844,181 km (0.115 R)
• M5: 1,086,529 km (0.086 R)
• M6: 1,283,849 km (0.063 R)
• M7: 1,475,633 km (0.072 R)
• M8: 1,752,838 km (0.114 R)
• M9: 1,868,477 km (0.1 R)
• M10: 2,107,984 km (0.113 R)
• M11: 2,486,317 km (0.115 R)
• M12: 3,331,245 km (0.105 R)
• M13: 4,443,506 km (0.066 R)
• M14: 4,738,662 km (0.067 R)
• M15: 4,874,946 km (0.107 R)
• M16: 5,151,403 km (0.043 R)
• M17: 5,490,092 km (0.099 R)
• M18: 5,662,279 km (0.092 R)
• M19: 6,732,353 km (0.107 R)
• M20: 7,071,791 km (0.1 R)
• M21: 8,254,362 km (0.086 R)
• M22: 8,986,643 km (0.072 R)
• M23: 9,429,154 km (0.088 R)
• M24: 9,635,748 km (0.069 R)
• M25: 9,843,989 km (0.071 R)
• M26: 9,983,563 km (0.119 R)
• M27: 10,406,327 km (0.093 R)
• M28: 10,584,199 km (0.053 R)
• M29: 11,562,419 km (0.064 R)
• M30: 11,746,724 km (0.115 R)
• M31: 12,531,664 km (0.117 R)
• M32: 13,604,580 km (0.099 R)
• M33: 14,468,059 km (0.069 R)
• M34: 16,124,556 km (0.114 R)
• M35: 16,496,307 km (0.116 R)
• M36: 16,703,949 km (0.078 R)
• M37: 17,797,958 km (0.051 R)
• M38: 17,968,350 km (0.037 R)
• M39: 18,053,770 km (0.1 R)
• M40: 18,396,649 km (0.082 R)
• M41: 19,219,736 km (0.109 R)
• M42: 19,394,616 km (0.103 R)
• M43: 19,833,985 km (0.079 R)
• M44: 20,232,214 km (0.108 R)
• M45: 20,321,076 km (0.106 R)
• M46: 20,633,137 km (0.055 R)
• M47: 21,442,760 km (0.116 R)
• M48: 21,624,223 km (0.108 R)
• M49: 22,171,302 km (0.069 R)
• M50: 22,630,717 km (0.111 R)
• M51: 22,769,095 km (0.074 R)
• M52: 23,139,799 km (0.069 R)
• M53: 23,605,796 km (0.112 R)
• M54: 23,793,093 km (0.118 R)
• M55: 23,933,864 km (0.076 R)
• M56: 24,074,935 km (0.069 R)
• M57: 24,879,472 km (0.085 R)
• M58: 25,885,668 km (0.084 R)
• M59: 26,078,798 km (0.086 R)
• M60: 27,100,701 km (0.098 R)
• M61: 27,247,756 km (0.109 R)
• M62: 27,542,614 km (0.045 R)
• M63: 27,739,933 km (0.103 R)
• M64: 27,838,668 km (0.082 R)
• M65: 28,284,619 km (0.102 R)
• M66: 28,633,032 km (0.028 R)
• M67: 28,782,930 km (0.112 R)
• M68: 28,982,942 km (0.073 R)
• M69: 29,687,099 km (0.079 R)
• M70: 30,041,347 km (0.1 R)
• M71: 30,193,488 km (0.055 R)
• M72: 30,447,804 km (0.119 R)
• M73: 30,856,057 km (0.11 R)
• M74: 31,112,168 km (0.061 R)
• M75: 31,884,841 km (0.097 R)
• M76: 32,715,858 km (0.079 R)
• M77: 34,664,968 km (0.099 R)
• M78: 34,877,996 km (0.055 R)
• M79: 35,680,439 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.4

Radius: 9.2

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.43 AU - 10.13 AU

Year: 8374 Days

Day: 14.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 34,661,829 km

• M1: 123,119 km (0.119 R)
• M2: 184,305 km (0.043 R)
• M3: 276,307 km (0.066 R)
• M4: 350,358 km (0.111 R)
• M5: 560,094 km (0.101 R)
• M6: 660,774 km (0.082 R)
• M7: 838,197 km (0.07 R)
• M8: 896,091 km (0.111 R)
• M9: 1,031,627 km (0.077 R)
• M10: 1,142,030 km (0.099 R)
• M11: 1,809,087 km (0.058 R)
• M12: 2,181,885 km (0.107 R)
• M13: 2,243,070 km (0.117 R)
• M14: 2,367,087 km (0.119 R)
• M15: 2,908,033 km (0.099 R)
• M16: 3,158,161 km (0.093 R)
• M17: 3,274,249 km (0.097 R)
• M18: 3,534,549 km (0.04 R)
• M19: 3,728,129 km (0.095 R)
• M20: 3,900,316 km (0.114 R)
• M21: 4,100,478 km (0.116 R)
• M22: 4,176,324 km (0.072 R)
• M23: 4,355,392 km (0.096 R)
• M24: 4,934,336 km (0.09 R)
• M25: 5,042,346 km (0.11 R)
• M26: 5,343,038 km (0.115 R)
• M27: 5,847,930 km (0.105 R)
• M28: 5,962,223 km (0.062 R)
• M29: 6,397,553 km (0.094 R)
• M30: 7,176,060 km (0.105 R)
• M31: 7,889,792 km (0.082 R)
• M32: 8,207,089 km (0.11 R)
• M33: 8,335,145 km (0.117 R)
• M34: 8,690,888 km (0.096 R)
• M35: 8,756,113 km (0.033 R)
• M36: 9,018,657 km (0.12 R)
• M37: 9,117,841 km (0.061 R)
• M38: 10,060,307 km (0.071 R)
• M39: 10,197,488 km (0.096 R)
• M40: 10,300,861 km (0.07 R)
• M41: 10,473,796 km (0.034 R)
• M42: 10,927,975 km (0.068 R)
• M43: 11,069,046 km (0.112 R)
• M44: 12,182,503 km (0.119 R)
• M45: 12,512,516 km (0.114 R)
• M46: 12,623,068 km (0.096 R)
• M47: 13,181,218 km (0.039 R)
• M48: 13,293,716 km (0.109 R)
• M49: 13,519,908 km (0.096 R)
• M50: 15,059,868 km (0.097 R)
• M51: 15,770,907 km (0.101 R)
• M52: 18,806,996 km (0.105 R)
• M53: 18,976,041 km (0.066 R)
• M54: 19,443,834 km (0.111 R)
• M55: 19,529,404 km (0.096 R)
• M56: 20,390,938 km (0.091 R)
• M57: 20,957,614 km (0.056 R)
• M58: 21,529,378 km (0.076 R)
• M59: 23,003,964 km (0.084 R)
• M60: 23,275,484 km (0.112 R)
• M61: 23,457,096 km (0.107 R)
• M62: 23,639,306 km (0.091 R)
• M63: 24,418,561 km (0.118 R)
• M64: 25,020,094 km (0.044 R)
• M65: 25,299,543 km (0.068 R)
• M66: 25,533,065 km (0.113 R)
• M67: 26,379,789 km (0.108 R)
• M68: 27,859,462 km (0.085 R)
• M69: 28,149,083 km (0.075 R)
• M70: 29,023,483 km (0.069 R)
• M71: 30,252,878 km (0.099 R)
• M72: 31,449,063 km (0.101 R)
• M73: 31,700,238 km (0.086 R)
• M74: 32,002,425 km (0.039 R)
• M75: 32,356,374 km (0.112 R)
• M76: 33,374,387 km (0.083 R)
• M77: 33,990,282 km (0.114 R)
• M78: 34,299,650 km (0.056 R)
• M79: 34,403,022 km (0.106 R)
• M80: 34,610,066 km (0.11 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 19,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit