🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.5 AU - 0.7 AU

Year: 166 Days

Day: 16.9 Hours

Environment

Temp: 234 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.47 AU - 0.75 AU

Year: 171 Days

Day: 27.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.67 AU - 0.71 AU

Year: 205 Days

Day: 22.4 Hours

Environment

Temp: 142 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.6 AU - 0.82 AU

Year: 214 Days

Day: 40.4 Hours

Environment

Temp: 124 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.27 AU - 3.89 AU

Year: 2426 Days

Day: 30.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489

Radius: 9.1

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.01 AU - 8.43 AU

Year: 6948 Days

Day: 14.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 78,009,081 km

• M1: 146,606 km (0.096 R)
• M2: 229,932 km (0.096 R)
• M3: 361,279 km (0.059 R)
• M4: 498,909 km (0.084 R)
• M5: 593,156 km (0.099 R)
• M6: 746,793 km (0.104 R)
• M7: 987,496 km (0.098 R)
• M8: 1,063,042 km (0.114 R)
• M9: 1,368,521 km (0.031 R)
• M10: 1,522,906 km (0.049 R)
• M11: 1,811,630 km (0.1 R)
• M12: 1,924,427 km (0.068 R)
• M13: 2,000,872 km (0.096 R)
• M14: 2,137,305 km (0.054 R)
• M15: 2,256,684 km (0.073 R)
• M16: 2,337,616 km (0.096 R)
• M17: 2,670,920 km (0.059 R)
• M18: 2,887,089 km (0.116 R)
• M19: 2,997,343 km (0.05 R)
• M20: 3,663,951 km (0.088 R)
• M21: 3,735,608 km (0.065 R)
• M22: 4,125,311 km (0.111 R)
• M23: 4,199,811 km (0.088 R)
• M24: 4,528,028 km (0.089 R)
• M25: 4,708,144 km (0.112 R)
• M26: 5,022,599 km (0.065 R)
• M27: 5,102,185 km (0.12 R)
• M28: 5,452,394 km (0.079 R)
• M29: 6,176,148 km (0.094 R)
• M30: 6,290,142 km (0.113 R)
• M31: 6,376,160 km (0.066 R)
• M32: 6,578,417 km (0.106 R)
• M33: 8,052,105 km (0.083 R)
• M34: 8,586,469 km (0.107 R)
• M35: 9,524,448 km (0.102 R)
• M36: 9,623,332 km (0.106 R)
• M37: 9,755,726 km (0.06 R)
• M38: 10,089,329 km (0.081 R)
• M39: 10,223,818 km (0.107 R)
• M40: 10,392,863 km (0.094 R)
• M41: 11,043,315 km (0.097 R)
• M42: 11,216,848 km (0.104 R)
• M43: 11,601,464 km (0.085 R)
• M44: 12,926,902 km (0.101 R)
• M45: 13,073,059 km (0.086 R)
• M46: 13,183,013 km (0.034 R)
• M47: 13,924,121 km (0.03 R)
• M48: 14,299,761 km (0.087 R)
• M49: 14,946,024 km (0.09 R)
• M50: 15,330,640 km (0.095 R)
• M51: 15,407,982 km (0.117 R)
• M52: 15,562,966 km (0.114 R)
• M53: 15,718,547 km (0.056 R)
• M54: 15,874,578 km (0.067 R)
• M55: 16,148,941 km (0.098 R)
• M56: 16,266,973 km (0.057 R)
• M57: 16,622,867 km (0.046 R)
• M58: 16,821,682 km (0.038 R)
• M59: 17,463,158 km (0.109 R)
• M60: 17,908,959 km (0.078 R)
• M61: 18,440,481 km (0.075 R)
• M62: 18,894,361 km (0.071 R)
• M63: 21,132,345 km (0.084 R)
• M64: 21,218,513 km (0.07 R)
• M65: 21,347,766 km (0.115 R)
• M66: 21,607,318 km (0.03 R)
• M67: 21,737,468 km (0.109 R)
• M68: 22,876,207 km (0.11 R)
• M69: 23,053,181 km (0.096 R)
• M70: 24,214,061 km (0.11 R)
• M71: 24,983,443 km (0.081 R)
• M72: 25,485,643 km (0.084 R)
• M73: 25,760,903 km (0.112 R)
• M74: 26,360,790 km (0.115 R)
• M75: 27,433,258 km (0.098 R)
• M76: 28,949,133 km (0.093 R)
• M77: 29,188,340 km (0.086 R)
• M78: 31,617,360 km (0.044 R)
• M79: 31,863,748 km (0.117 R)
• M80: 32,358,618 km (0.085 R)
• M81: 33,506,333 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.2

Radius: 9.2

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.97 AU - 10.11 AU

Year: 10553 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 78,009,081 km

• M1: 159,920 km (0.076 R)
• M2: 337,493 km (0.038 R)
• M3: 404,812 km (0.073 R)
• M4: 691,591 km (0.052 R)
• M5: 782,247 km (0.059 R)
• M6: 996,322 km (0.095 R)
• M7: 1,575,266 km (0.041 R)
• M8: 2,271,644 km (0.114 R)
• M9: 2,902,199 km (0.111 R)
• M10: 3,083,362 km (0.114 R)
• M11: 3,811,754 km (0.084 R)
• M12: 4,178,568 km (0.092 R)
• M13: 4,452,481 km (0.085 R)
• M14: 5,272,427 km (0.048 R)
• M15: 5,531,232 km (0.071 R)
• M16: 6,138,449 km (0.044 R)
• M17: 6,607,738 km (0.063 R)
• M18: 7,456,706 km (0.087 R)
• M19: 7,705,487 km (0.109 R)
• M20: 7,831,000 km (0.09 R)
• M21: 9,034,664 km (0.061 R)
• M22: 9,211,190 km (0.113 R)
• M23: 9,793,125 km (0.117 R)
• M24: 10,618,606 km (0.087 R)
• M25: 11,039,724 km (0.113 R)
• M26: 11,657,564 km (0.068 R)
• M27: 11,753,606 km (0.111 R)
• M28: 12,778,052 km (0.11 R)
• M29: 12,926,752 km (0.117 R)
• M30: 13,577,802 km (0.102 R)
• M31: 14,085,836 km (0.114 R)
• M32: 14,290,785 km (0.079 R)
• M33: 15,806,062 km (0.103 R)
• M34: 16,934,928 km (0.06 R)
• M35: 18,034,173 km (0.119 R)
• M36: 18,256,775 km (0.113 R)
• M37: 18,648,571 km (0.072 R)
• M38: 18,760,919 km (0.111 R)
• M39: 20,185,390 km (0.093 R)
• M40: 20,358,625 km (0.075 R)
• M41: 21,349,860 km (0.032 R)
• M42: 22,058,954 km (0.049 R)
• M43: 22,297,114 km (0.119 R)
• M44: 22,655,850 km (0.103 R)
• M45: 22,956,242 km (0.109 R)
• M46: 23,076,818 km (0.092 R)
• M47: 24,048,755 km (0.109 R)
• M48: 24,109,941 km (0.099 R)
• M49: 25,282,339 km (0.12 R)
• M50: 25,844,079 km (0.119 R)
• M51: 26,473,138 km (0.092 R)
• M52: 26,599,549 km (0.109 R)
• M53: 26,726,258 km (0.115 R)
• M54: 27,043,705 km (0.109 R)
• M55: 27,107,284 km (0.042 R)
• M56: 27,554,133 km (0.11 R)
• M57: 27,939,048 km (0.044 R)
• M58: 28,649,488 km (0.103 R)
• M59: 28,714,414 km (0.086 R)
• M60: 29,039,490 km (0.089 R)
• M61: 29,104,715 km (0.07 R)
• M62: 29,956,375 km (0.099 R)
• M63: 30,153,994 km (0.033 R)
• M64: 32,222,185 km (0.113 R)
• M65: 32,627,744 km (0.043 R)
• M66: 33,375,734 km (0.029 R)
• M67: 33,443,950 km (0.111 R)
• M68: 34,129,258 km (0.097 R)
• M69: 34,680,826 km (0.114 R)
• M70: 34,888,467 km (0.068 R)
• M71: 36,142,846 km (0.096 R)
• M72: 37,838,089 km (0.042 R)
• M73: 39,920,940 km (0.106 R)
• M74: 39,993,345 km (0.116 R)
• M75: 41,819,786 km (0.083 R)
• M76: 42,483,851 km (0.118 R)
• M77: 43,002,806 km (0.115 R)
• M78: 43,822,602 km (0.089 R)
• M79: 43,897,401 km (0.077 R)
• M80: 44,196,896 km (0.056 R)
• M81: 44,797,980 km (0.07 R)
• M82: 45,932,381 km (0.058 R)
• M83: 46,084,372 km (0.081 R)
• M84: 46,160,368 km (0.107 R)
• M85: 47,076,206 km (0.119 R)
• M86: 48,306,648 km (0.049 R)
• M87: 48,770,851 km (0.074 R)
• M88: 48,848,342 km (0.062 R)
• M89: 49,158,758 km (0.116 R)
• M90: 49,703,444 km (0.032 R)
• M91: 50,250,224 km (0.052 R)
• M92: 50,406,853 km (0.065 R)
• M93: 53,253,252 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.2

Radius: 11

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.95 AU - 11.35 AU

Year: 13335 Days

Day: 14 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 78,009,081 km

• M1: 291,417 km (0.073 R)
• M2: 574,306 km (0.111 R)
• M3: 1,054,815 km (0.109 R)
• M4: 1,400,236 km (0.086 R)
• M5: 1,696,290 km (0.056 R)
• M6: 1,837,511 km (0.118 R)
• M7: 2,071,931 km (0.106 R)
• M8: 2,254,141 km (0.077 R)
• M9: 2,667,480 km (0.073 R)
• M10: 2,799,425 km (0.106 R)
• M11: 3,070,197 km (0.115 R)
• M12: 3,243,731 km (0.118 R)
• M13: 4,706,050 km (0.116 R)
• M14: 5,028,433 km (0.064 R)
• M15: 5,110,263 km (0.038 R)
• M16: 6,082,201 km (0.098 R)
• M17: 7,573,991 km (0.114 R)
• M18: 8,047,617 km (0.1 R)
• M19: 8,579,737 km (0.097 R)
• M20: 10,661,990 km (0.101 R)
• M21: 11,353,431 km (0.118 R)
• M22: 11,895,275 km (0.049 R)
• M23: 12,891,746 km (0.098 R)
• M24: 13,229,837 km (0.105 R)
• M25: 13,628,067 km (0.075 R)
• M26: 15,378,811 km (0.115 R)
• M27: 16,341,323 km (0.096 R)
• M28: 16,829,910 km (0.105 R)
• M29: 17,075,999 km (0.117 R)
• M30: 17,509,533 km (0.116 R)
• M31: 19,666,435 km (0.081 R)
• M32: 19,860,763 km (0.065 R)
• M33: 20,447,486 km (0.086 R)
• M34: 20,776,003 km (0.049 R)
• M35: 21,040,043 km (0.101 R)
• M36: 21,972,935 km (0.101 R)
• M37: 22,579,704 km (0.097 R)
• M38: 23,741,032 km (0.057 R)
• M39: 23,878,962 km (0.069 R)
• M40: 24,363,659 km (0.119 R)
• M41: 26,050,375 km (0.117 R)
• M42: 26,263,851 km (0.101 R)
• M43: 26,764,256 km (0.115 R)
• M44: 27,992,454 km (0.085 R)
• M45: 28,138,163 km (0.095 R)
• M46: 29,460,907 km (0.114 R)
• M47: 29,609,159 km (0.085 R)
• M48: 30,578,702 km (0.107 R)
• M49: 31,256,082 km (0.077 R)
• M50: 33,859,084 km (0.103 R)
• M51: 34,169,949 km (0.073 R)
• M52: 34,325,680 km (0.092 R)
• M53: 35,659,196 km (0.095 R)
• M54: 36,292,443 km (0.056 R)
• M55: 36,531,052 km (0.089 R)
• M56: 38,214,926 km (0.064 R)
• M57: 39,025,597 km (0.031 R)
• M58: 40,581,564 km (0.115 R)
• M59: 40,911,726 km (0.109 R)
• M60: 41,491,717 km (0.054 R)
• M61: 41,907,600 km (0.058 R)
• M62: 42,408,453 km (0.061 R)
• M63: 43,500,667 km (0.065 R)
• M64: 43,923,132 km (0.095 R)
• M65: 44,262,120 km (0.098 R)
• M66: 44,942,641 km (0.103 R)
• M67: 46,142,117 km (0.04 R)
• M68: 46,659,277 km (0.083 R)
• M69: 46,918,679 km (0.095 R)
• M70: 47,351,915 km (0.052 R)
• M71: 49,274,098 km (0.094 R)
• M72: 49,450,175 km (0.045 R)
• M73: 49,626,401 km (0.113 R)
• M74: 51,221,862 km (0.111 R)
• M75: 51,400,183 km (0.047 R)
• M76: 51,757,423 km (0.054 R)
• M77: 51,936,342 km (0.082 R)
• M78: 53,014,194 km (0.104 R)
• M79: 53,736,902 km (0.084 R)
• M80: 54,190,183 km (0.114 R)
• M81: 55,466,253 km (0.102 R)
• M82: 55,557,807 km (0.08 R)
• M83: 55,649,361 km (0.072 R)
• M84: 56,016,175 km (0.101 R)
• M85: 57,676,861 km (0.051 R)
• M86: 57,769,611 km (0.11 R)
• M87: 58,513,262 km (0.057 R)
• M88: 59,634,648 km (0.103 R)
• M89: 60,480,325 km (0.078 R)
• M90: 61,898,662 km (0.066 R)
• M91: 62,564,373 km (0.078 R)
• M92: 63,327,920 km (0.041 R)
• M93: 64,190,801 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.1

Radius: 4.1

Gravity: 53.6 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 12.84 AU - 14.5 AU

Year: 18102 Days

Day: 18.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 78,009,081 km

• M1: 53,406 km (0.034 R)
• M2: 87,216 km (0.098 R)
• M3: 359,184 km (0.117 R)
• M4: 396,883 km (0.109 R)
• M5: 583,432 km (0.12 R)
• M6: 1,982,920 km (0.112 R)
• M7: 2,191,010 km (0.096 R)
• M8: 2,297,674 km (0.091 R)
• M9: 2,516,236 km (0.092 R)
• M10: 2,665,684 km (0.117 R)
• M11: 3,291,602 km (0.048 R)
• M12: 3,662,904 km (0.044 R)
• M13: 4,900,677 km (0.075 R)
• M14: 4,993,577 km (0.076 R)
• M15: 5,371,312 km (0.028 R)
• M16: 6,712,307 km (0.118 R)
• M17: 7,446,234 km (0.053 R)
• M18: 7,660,608 km (0.103 R)
• M19: 8,315,846 km (0.098 R)
• M20: 10,030,537 km (0.078 R)
• M21: 10,089,479 km (0.084 R)
• M22: 10,148,720 km (0.064 R)
• M23: 10,207,811 km (0.083 R)
• M24: 10,746,064 km (0.095 R)
• M25: 11,171,071 km (0.086 R)
• M26: 11,232,107 km (0.056 R)
• M27: 11,293,442 km (0.088 R)
• M28: 11,477,897 km (0.114 R)
• M29: 11,912,179 km (0.099 R)
• M30: 12,415,127 km (0.1 R)
• M31: 12,478,407 km (0.048 R)
• M32: 12,605,416 km (0.087 R)
• M33: 12,732,873 km (0.09 R)
• M34: 13,767,941 km (0.067 R)
• M35: 15,166,681 km (0.11 R)
• M36: 15,779,883 km (0.06 R)
• M37: 15,986,178 km (0.103 R)
• M38: 16,749,875 km (0.064 R)
• M39: 18,312,425 km (0.04 R)
• M40: 18,529,192 km (0.111 R)
• M41: 19,111,128 km (0.119 R)
• M42: 19,257,584 km (0.12 R)
• M43: 19,847,000 km (0.065 R)
• M44: 20,143,952 km (0.066 R)
• M45: 22,109,518 km (0.106 R)
• M46: 22,340,198 km (0.12 R)
• M47: 22,726,609 km (0.085 R)
• M48: 23,193,055 km (0.051 R)
• M49: 24,214,510 km (0.087 R)
• M50: 25,652,893 km (0.119 R)
• M51: 27,861,706 km (0.094 R)
• M52: 28,360,914 km (0.041 R)
• M53: 29,115,037 km (0.075 R)
• M54: 31,072,076 km (0.11 R)
• M55: 33,687,795 km (0.045 R)
• M56: 36,282,570 km (0.078 R)
• M57: 37,009,616 km (0.077 R)
• M58: 37,374,934 km (0.099 R)
• M59: 38,109,160 km (0.114 R)
• M60: 39,872,021 km (0.05 R)
• M61: 41,661,212 km (0.106 R)
• M62: 41,756,057 km (0.091 R)
• M63: 42,996,223 km (0.041 R)
• M64: 43,668,965 km (0.051 R)
• M65: 43,765,455 km (0.051 R)
• M66: 44,830,443 km (0.079 R)
• M67: 45,903,957 km (0.05 R)
• M68: 46,887,114 km (0.102 R)
• M69: 49,275,145 km (0.11 R)
• M70: 50,686,302 km (0.114 R)
• M71: 51,498,618 km (0.109 R)
• M72: 51,702,370 km (0.09 R)
• M73: 53,239,040 km (0.084 R)
• M74: 55,206,850 km (0.079 R)
• M75: 57,620,761 km (0.116 R)
• M76: 58,150,039 km (0.091 R)
• M77: 59,747,594 km (0.091 R)
• M78: 60,497,977 km (0.068 R)
• M79: 60,605,538 km (0.116 R)
• M80: 61,251,502 km (0.104 R)
• M81: 61,359,511 km (0.054 R)
• M82: 61,467,372 km (0.081 R)
• M83: 64,406,371 km (0.057 R)
• M84: 65,175,753 km (0.077 R)
• M85: 69,292,986 km (0.071 R)
• M86: 69,855,773 km (0.107 R)
• M87: 70,533,002 km (0.101 R)
• M88: 72,235,875 km (0.094 R)
• M89: 72,920,884 km (0.081 R)
• M90: 73,378,653 km (0.043 R)
• M91: 74,527,415 km (0.115 R)
• M92: 75,450,733 km (0.07 R)
• M93: 76,261,554 km (0.099 R)
• M94: 77,075,516 km (0.045 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 14,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit