🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.63 AU - 0.67 AU

Year: 234 Days

Day: 26.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 41.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.56 AU - 0.78 AU

Year: 245 Days

Day: 22.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.91 AU - 0.95 AU

Year: 400 Days

Day: 13 Hours

Environment

Temp: -62 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,676,201 km

• M1: 216,019 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.92 AU - 0.96 AU

Year: 407 Days

Day: 25.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,676,201 km

• M1: 56,997 km (0.068 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.57 AU - 2.41 AU

Year: 1253 Days

Day: 24.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,676,201 km

• M1: 223,499 km (0.082 R)
• M2: 623,973 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.9

Radius: 12.5

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.48 AU - 3.22 AU

Year: 2147 Days

Day: 7 Hours

Environment

Temp: -154 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 33,676,201 km

• M1: 176,376 km (0.069 R)
• M2: 269,127 km (0.088 R)
• M3: 476,918 km (0.103 R)
• M4: 558,000 km (0.11 R)
• M5: 737,368 km (0.117 R)
• M6: 890,257 km (0.093 R)
• M7: 1,198,129 km (0.099 R)
• M8: 1,283,251 km (0.113 R)
• M9: 1,392,756 km (0.092 R)
• M10: 1,482,664 km (0.085 R)
• M11: 1,574,667 km (0.07 R)
• M12: 1,900,043 km (0.115 R)
• M13: 2,090,331 km (0.08 R)
• M14: 2,168,272 km (0.072 R)
• M15: 2,313,681 km (0.084 R)
• M16: 2,408,077 km (0.118 R)
• M17: 2,503,670 km (0.112 R)
• M18: 2,628,584 km (0.108 R)
• M19: 2,784,166 km (0.076 R)
• M20: 2,870,334 km (0.088 R)
• M21: 3,104,605 km (0.076 R)
• M22: 3,194,214 km (0.091 R)
• M23: 3,375,826 km (0.086 R)
• M24: 3,592,144 km (0.043 R)
• M25: 3,733,813 km (0.032 R)
• M26: 3,957,612 km (0.112 R)
• M27: 4,055,000 km (0.089 R)
• M28: 4,169,592 km (0.095 R)
• M29: 4,587,867 km (0.073 R)
• M30: 5,267,341 km (0.08 R)
• M31: 5,464,661 km (0.106 R)
• M32: 5,573,418 km (0.086 R)
• M33: 5,866,929 km (0.098 R)
• M34: 5,959,680 km (0.108 R)
• M35: 6,222,075 km (0.105 R)
• M36: 6,392,766 km (0.073 R)
• M37: 6,584,251 km (0.116 R)
• M38: 6,738,935 km (0.051 R)
• M39: 7,170,226 km (0.052 R)
• M40: 7,329,398 km (0.1 R)
• M41: 7,813,796 km (0.092 R)
• M42: 8,267,078 km (0.078 R)
• M43: 8,371,347 km (0.115 R)
• M44: 8,581,083 km (0.069 R)
• M45: 8,984,399 km (0.06 R)
• M46: 9,220,914 km (0.077 R)
• M47: 9,328,923 km (0.094 R)
• M48: 10,008,846 km (0.088 R)
• M49: 10,231,597 km (0.112 R)
• M50: 10,321,206 km (0.12 R)
• M51: 10,410,965 km (0.04 R)
• M52: 10,932,612 km (0.081 R)
• M53: 11,231,210 km (0.119 R)
• M54: 11,766,172 km (0.106 R)
• M55: 12,285,576 km (0.1 R)
• M56: 12,428,591 km (0.106 R)
• M57: 12,740,353 km (0.083 R)
• M58: 12,933,484 km (0.071 R)
• M59: 13,396,041 km (0.058 R)
• M60: 13,543,245 km (0.087 R)
• M61: 13,691,048 km (0.117 R)
• M62: 14,362,443 km (0.105 R)
• M63: 14,968,464 km (0.071 R)
• M64: 15,172,366 km (0.071 R)
• M65: 15,325,853 km (0.109 R)
• M66: 15,428,477 km (0.058 R)
• M67: 15,867,098 km (0.097 R)
• M68: 15,970,919 km (0.105 R)
• M69: 16,074,890 km (0.057 R)
• M70: 16,283,728 km (0.112 R)
• M71: 16,836,044 km (0.114 R)
• M72: 17,501,604 km (0.088 R)
• M73: 17,662,721 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882

Radius: 14.9

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.93 AU - 6.63 AU

Year: 6201 Days

Day: 7.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 33,676,201 km

• M1: 247,734 km (0.118 R)
• M2: 343,477 km (0.08 R)
• M3: 582,085 km (0.048 R)
• M4: 685,308 km (0.087 R)
• M5: 854,353 km (0.091 R)
• M6: 1,071,270 km (0.119 R)
• M7: 1,506,002 km (0.049 R)
• M8: 1,695,393 km (0.071 R)
• M9: 1,852,919 km (0.093 R)
• M10: 2,377,409 km (0.088 R)
• M11: 2,645,638 km (0.085 R)
• M12: 4,078,936 km (0.082 R)
• M13: 4,374,691 km (0.107 R)
• M14: 4,705,302 km (0.119 R)
• M15: 4,817,351 km (0.066 R)
• M16: 4,987,144 km (0.119 R)
• M17: 5,159,032 km (0.047 R)
• M18: 5,420,529 km (0.11 R)
• M19: 6,262,017 km (0.084 R)
• M20: 7,370,986 km (0.042 R)
• M21: 7,798,537 km (0.053 R)
• M22: 8,335,743 km (0.095 R)
• M23: 8,677,724 km (0.048 R)
• M24: 9,199,371 km (0.098 R)
• M25: 10,019,018 km (0.088 R)
• M26: 10,382,840 km (0.086 R)
• M27: 10,529,446 km (0.119 R)
• M28: 11,160,749 km (0.103 R)
• M29: 11,424,341 km (0.115 R)
• M30: 11,919,360 km (0.066 R)
• M31: 13,167,605 km (0.105 R)
• M32: 13,406,213 km (0.034 R)
• M33: 13,847,676 km (0.116 R)
• M34: 14,131,015 km (0.092 R)
• M35: 14,621,247 km (0.033 R)
• M36: 15,241,929 km (0.086 R)
• M37: 16,252,911 km (0.073 R)
• M38: 16,466,387 km (0.065 R)
• M39: 16,723,696 km (0.115 R)
• M40: 17,112,052 km (0.107 R)
• M41: 18,919,194 km (0.074 R)
• M42: 19,233,798 km (0.075 R)
• M43: 19,414,363 km (0.087 R)
• M44: 19,595,526 km (0.105 R)
• M45: 19,731,810 km (0.076 R)
• M46: 20,005,125 km (0.097 R)
• M47: 20,233,860 km (0.103 R)
• M48: 20,463,493 km (0.071 R)
• M49: 21,765,593 km (0.094 R)
• M50: 22,048,033 km (0.105 R)
• M51: 22,237,125 km (0.088 R)
• M52: 22,474,088 km (0.069 R)
• M53: 22,569,232 km (0.112 R)
• M54: 23,190,213 km (0.107 R)
• M55: 23,286,255 km (0.065 R)
• M56: 23,575,278 km (0.03 R)
• M57: 23,720,238 km (0.055 R)
• M58: 24,108,146 km (0.105 R)
• M59: 24,254,153 km (0.054 R)
• M60: 24,351,691 km (0.075 R)
• M61: 24,743,039 km (0.074 R)
• M62: 25,631,202 km (0.089 R)
• M63: 25,879,833 km (0.047 R)
• M64: 26,079,247 km (0.056 R)
• M65: 27,033,532 km (0.112 R)
• M66: 27,388,079 km (0.117 R)
• M67: 27,744,122 km (0.057 R)
• M68: 27,845,998 km (0.115 R)
• M69: 28,821,376 km (0.115 R)
• M70: 29,235,313 km (0.114 R)
• M71: 29,443,105 km (0.109 R)
• M72: 29,964,603 km (0.047 R)
• M73: 30,174,040 km (0.039 R)
• M74: 30,699,877 km (0.072 R)
• M75: 31,388,027 km (0.096 R)
• M76: 32,402,749 km (0.095 R)
• M77: 33,863,423 km (0.111 R)
• M78: 34,355,151 km (0.083 R)
• M79: 35,234,936 km (0.108 R)
• M80: 35,733,097 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.5

Radius: 8.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.16 AU - 7.48 AU

Year: 7090 Days

Day: 13.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 33,676,201 km

• M1: 115,190 km (0.12 R)
• M2: 172,486 km (0.098 R)
• M3: 572,810 km (0.036 R)
• M4: 638,185 km (0.119 R)
• M5: 1,226,553 km (0.108 R)
• M6: 1,342,940 km (0.05 R)
• M7: 1,478,476 km (0.113 R)
• M8: 1,650,364 km (0.109 R)
• M9: 2,065,199 km (0.064 R)
• M10: 2,169,618 km (0.093 R)
• M11: 2,293,635 km (0.086 R)
• M12: 2,474,947 km (0.117 R)
• M13: 2,968,471 km (0.102 R)
• M14: 3,086,653 km (0.045 R)
• M15: 3,226,676 km (0.111 R)
• M16: 3,409,635 km (0.118 R)
• M17: 3,554,445 km (0.064 R)
• M18: 3,659,164 km (0.116 R)
• M19: 3,850,200 km (0.027 R)
• M20: 4,131,893 km (0.054 R)
• M21: 4,510,525 km (0.073 R)
• M22: 5,277,065 km (0.097 R)
• M23: 5,736,630 km (0.097 R)
• M24: 6,133,662 km (0.114 R)
• M25: 6,335,619 km (0.098 R)
• M26: 6,539,671 km (0.084 R)
• M27: 6,901,997 km (0.093 R)
• M28: 7,164,840 km (0.104 R)
• M29: 7,244,426 km (0.078 R)
• M30: 8,055,546 km (0.07 R)
• M31: 8,640,474 km (0.109 R)
• M32: 9,009,532 km (0.111 R)
• M33: 9,152,847 km (0.086 R)
• M34: 9,268,037 km (0.046 R)
• M35: 9,383,676 km (0.107 R)
• M36: 9,528,936 km (0.071 R)
• M37: 9,762,907 km (0.104 R)
• M38: 10,147,224 km (0.112 R)
• M39: 10,326,292 km (0.1 R)
• M40: 10,566,696 km (0.074 R)
• M41: 10,687,571 km (0.101 R)
• M42: 11,175,559 km (0.106 R)
• M43: 11,237,194 km (0.109 R)
• M44: 12,523,287 km (0.093 R)
• M45: 12,651,193 km (0.076 R)
• M46: 12,876,188 km (0.085 R)
• M47: 13,330,217 km (0.102 R)
• M48: 13,954,639 km (0.03 R)
• M49: 14,120,543 km (0.077 R)
• M50: 14,387,426 km (0.058 R)
• M51: 14,454,445 km (0.063 R)
• M52: 15,471,412 km (0.085 R)
• M53: 15,712,115 km (0.102 R)
• M54: 16,301,680 km (0.086 R)
• M55: 17,430,994 km (0.071 R)
• M56: 17,538,106 km (0.114 R)
• M57: 17,825,035 km (0.071 R)
• M58: 18,005,151 km (0.114 R)
• M59: 18,330,825 km (0.119 R)
• M60: 19,652,971 km (0.114 R)
• M61: 19,876,171 km (0.082 R)
• M62: 20,250,316 km (0.089 R)
• M63: 20,891,642 km (0.118 R)
• M64: 20,967,488 km (0.076 R)
• M65: 21,310,217 km (0.106 R)
• M66: 21,577,997 km (0.116 R)
• M67: 21,654,741 km (0.091 R)
• M68: 21,846,824 km (0.035 R)
• M69: 22,194,190 km (0.091 R)
• M70: 22,738,278 km (0.117 R)
• M71: 23,247,210 km (0.11 R)
• M72: 24,197,007 km (0.11 R)
• M73: 24,356,478 km (0.094 R)
• M74: 24,837,136 km (0.049 R)
• M75: 25,280,395 km (0.065 R)
• M76: 26,052,320 km (0.114 R)
• M77: 26,215,830 km (0.054 R)
• M78: 27,411,416 km (0.05 R)
• M79: 27,494,443 km (0.042 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.7

Radius: 13.4

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.32 AU - 8.78 AU

Year: 10192 Days

Day: 8.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 33,676,201 km

• M1: 254,466 km (0.076 R)
• M2: 563,984 km (0.099 R)
• M3: 1,117,047 km (0.085 R)
• M4: 1,959,732 km (0.107 R)
• M5: 2,291,241 km (0.067 R)
• M6: 2,619,758 km (0.111 R)
• M7: 2,768,458 km (0.053 R)
• M8: 2,920,001 km (0.091 R)
• M9: 3,118,966 km (0.102 R)
• M10: 3,276,941 km (0.064 R)
• M11: 4,305,128 km (0.115 R)
• M12: 4,532,516 km (0.104 R)
• M13: 5,158,135 km (0.111 R)
• M14: 5,838,805 km (0.056 R)
• M15: 6,204,123 km (0.113 R)
• M16: 7,344,507 km (0.082 R)
• M17: 7,738,997 km (0.106 R)
• M18: 9,287,634 km (0.119 R)
• M19: 9,846,981 km (0.08 R)
• M20: 10,080,503 km (0.104 R)
• M21: 10,963,878 km (0.071 R)
• M22: 12,120,868 km (0.065 R)
• M23: 13,984,259 km (0.08 R)
• M24: 14,284,652 km (0.048 R)
• M25: 14,473,444 km (0.06 R)
• M26: 14,891,870 km (0.118 R)
• M27: 15,429,973 km (0.107 R)
• M28: 15,584,957 km (0.109 R)
• M29: 16,843,224 km (0.084 R)
• M30: 17,042,788 km (0.077 R)
• M31: 17,808,280 km (0.077 R)
• M32: 18,052,424 km (0.092 R)
• M33: 20,638,971 km (0.113 R)
• M34: 21,066,971 km (0.047 R)
• M35: 22,018,862 km (0.11 R)
• M36: 23,562,113 km (0.092 R)
• M37: 23,830,043 km (0.09 R)
• M38: 24,144,199 km (0.109 R)
• M39: 24,414,372 km (0.089 R)
• M40: 24,685,593 km (0.102 R)
• M41: 24,912,533 km (0.088 R)
• M42: 25,185,550 km (0.1 R)
• M43: 26,891,564 km (0.096 R)
• M44: 27,734,996 km (0.116 R)
• M45: 27,829,243 km (0.116 R)
• M46: 28,729,972 km (0.044 R)
• M47: 29,064,174 km (0.053 R)
• M48: 31,587,441 km (0.107 R)
• M49: 31,735,094 km (0.052 R)
• M50: 32,031,298 km (0.102 R)
• M51: 33,224,789 km (0.103 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: 489 - 14,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit