🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.44 AU - 0.7 AU

Year: 156 Days

Day: 25.2 Hours

Environment

Temp: 238 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,790,291 km

• M1: 102,923 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.06 AU - 1.6 AU

Year: 557 Days

Day: 28.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 32,790,291 km

• M1: 210,484 km (0.112 R)
• M2: 597,494 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.72 AU - 3.88 AU

Year: 2179 Days

Day: 16.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.13 AU - 4.45 AU

Year: 3229 Days

Day: 39.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.4

Radius: 12.8

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6 AU - 6.24 AU

Year: 5502 Days

Day: 7 Hours

Environment

Temp: -153 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 32,790,291 km

• M1: 279,000 km (0.1 R)
• M2: 497,862 km (0.115 R)
• M3: 592,557 km (0.071 R)
• M4: 759,359 km (0.117 R)
• M5: 979,567 km (0.045 R)
• M6: 1,155,943 km (0.046 R)
• M7: 1,357,152 km (0.115 R)
• M8: 1,887,776 km (0.098 R)
• M9: 2,192,806 km (0.077 R)
• M10: 2,326,097 km (0.072 R)
• M11: 2,548,699 km (0.056 R)
• M12: 2,923,292 km (0.11 R)
• M13: 3,107,896 km (0.102 R)
• M14: 3,430,878 km (0.096 R)
• M15: 3,625,953 km (0.027 R)
• M16: 4,316,796 km (0.111 R)
• M17: 4,443,057 km (0.101 R)
• M18: 4,527,879 km (0.066 R)
• M19: 4,677,626 km (0.118 R)
• M20: 4,763,944 km (0.091 R)
• M21: 5,004,198 km (0.095 R)
• M22: 5,451,197 km (0.083 R)
• M23: 5,565,041 km (0.113 R)
• M24: 5,748,747 km (0.085 R)
• M25: 5,934,548 km (0.103 R)
• M26: 6,455,747 km (0.087 R)
• M27: 6,697,646 km (0.064 R)
• M28: 6,819,718 km (0.092 R)
• M29: 7,215,255 km (0.111 R)
• M30: 7,720,447 km (0.081 R)
• M31: 8,158,769 km (0.101 R)
• M32: 8,818,346 km (0.047 R)
• M33: 9,059,946 km (0.071 R)
• M34: 9,440,224 km (0.118 R)
• M35: 9,715,035 km (0.117 R)
• M36: 9,853,413 km (0.104 R)
• M37: 10,104,289 km (0.11 R)
• M38: 10,385,533 km (0.076 R)
• M39: 10,527,053 km (0.101 R)
• M40: 10,754,890 km (0.086 R)
• M41: 11,099,713 km (0.081 R)
• M42: 11,215,502 km (0.092 R)
• M43: 11,360,911 km (0.106 R)
• M44: 11,536,090 km (0.1 R)
• M45: 11,918,612 km (0.077 R)
• M46: 12,425,300 km (0.093 R)
• M47: 12,545,577 km (0.066 R)
• M48: 13,244,647 km (0.075 R)
• M49: 13,893,902 km (0.085 R)
• M50: 14,050,082 km (0.109 R)
• M51: 14,648,773 km (0.097 R)
• M52: 14,999,131 km (0.09 R)
• M53: 15,287,855 km (0.108 R)
• M54: 15,416,809 km (0.049 R)
• M55: 15,773,300 km (0.068 R)
• M56: 16,066,961 km (0.034 R)
• M57: 16,296,594 km (0.081 R)
• M58: 16,593,545 km (0.087 R)
• M59: 18,104,783 km (0.051 R)
• M60: 18,412,356 km (0.103 R)
• M61: 18,515,280 km (0.116 R)
• M62: 18,756,132 km (0.089 R)
• M63: 18,998,032 km (0.083 R)
• M64: 19,206,123 km (0.092 R)
• M65: 19,310,542 km (0.067 R)
• M66: 19,449,967 km (0.082 R)
• M67: 20,648,844 km (0.086 R)
• M68: 20,755,807 km (0.095 R)
• M69: 21,185,302 km (0.067 R)
• M70: 22,162,625 km (0.112 R)
• M71: 23,154,609 km (0.108 R)
• M72: 23,414,161 km (0.089 R)
• M73: 23,563,011 km (0.074 R)
• M74: 24,953,822 km (0.109 R)
• M75: 25,525,286 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.6

Radius: 5

Gravity: 28.26 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 10.99 AU - 15.59 AU

Year: 17608 Days

Day: 22.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 32,790,291 km

• M1: 94,995 km (0.098 R)
• M2: 143,614 km (0.067 R)
• M3: 246,986 km (0.107 R)
• M4: 292,464 km (0.086 R)
• M5: 691,292 km (0.061 R)
• M6: 827,575 km (0.066 R)
• M7: 898,934 km (0.102 R)
• M8: 1,177,934 km (0.116 R)
• M9: 2,531,794 km (0.062 R)
• M10: 2,778,032 km (0.095 R)
• M11: 2,886,042 km (0.064 R)
• M12: 3,293,397 km (0.086 R)
• M13: 5,007,938 km (0.063 R)
• M14: 5,051,621 km (0.107 R)
• M15: 5,450,598 km (0.112 R)
• M16: 6,138,001 km (0.116 R)
• M17: 6,949,719 km (0.108 R)
• M18: 7,343,161 km (0.086 R)
• M19: 7,442,644 km (0.105 R)
• M20: 7,542,575 km (0.101 R)
• M21: 7,592,840 km (0.057 R)
• M22: 7,896,075 km (0.086 R)
• M23: 8,882,074 km (0.107 R)
• M24: 9,094,653 km (0.096 R)
• M25: 9,362,732 km (0.065 R)
• M26: 9,470,592 km (0.072 R)
• M27: 9,578,901 km (0.101 R)
• M28: 10,293,231 km (0.095 R)
• M29: 10,684,878 km (0.1 R)
• M30: 11,081,462 km (0.077 R)
• M31: 11,252,901 km (0.117 R)
• M32: 12,240,846 km (0.081 R)
• M33: 13,014,865 km (0.107 R)
• M34: 13,135,441 km (0.097 R)
• M35: 13,195,729 km (0.092 R)
• M36: 13,499,113 km (0.029 R)
• M37: 13,560,000 km (0.119 R)
• M38: 13,743,407 km (0.115 R)
• M39: 14,050,830 km (0.111 R)
• M40: 18,721,725 km (0.082 R)
• M41: 18,789,792 km (0.053 R)
• M42: 19,750,060 km (0.093 R)
• M43: 20,796,498 km (0.093 R)
• M44: 23,968,421 km (0.062 R)
• M45: 25,308,818 km (0.118 R)
• M46: 26,063,839 km (0.093 R)
• M47: 26,596,856 km (0.088 R)
• M48: 27,828,495 km (0.111 R)
• M49: 27,983,778 km (0.106 R)
• M50: 28,451,271 km (0.052 R)
• M51: 29,552,162 km (0.103 R)
• M52: 29,789,873 km (0.089 R)
• M53: 30,267,240 km (0.106 R)
• M54: 30,506,746 km (0.107 R)
• M55: 30,988,002 km (0.064 R)
• M56: 31,471,502 km (0.091 R)
• M57: 32,364,751 km (0.077 R)
• M58: 34,508,638 km (0.114 R)
• M59: 35,597,711 km (0.109 R)
• M60: 37,038,787 km (0.065 R)
• M61: 37,637,627 km (0.061 R)
• M62: 37,723,497 km (0.077 R)
• M63: 39,192,398 km (0.091 R)
• M64: 39,890,123 km (0.049 R)
• M65: 40,591,886 km (0.115 R)
• M66: 41,032,602 km (0.073 R)
• M67: 42,007,680 km (0.086 R)
• M68: 42,990,389 km (0.075 R)
• M69: 43,529,689 km (0.062 R)
• M70: 43,890,370 km (0.088 R)
• M71: 44,342,754 km (0.105 R)
• M72: 45,525,923 km (0.063 R)
• M73: 46,627,263 km (0.117 R)
• M74: 49,701,050 km (0.04 R)
• M75: 50,361,375 km (0.065 R)
• M76: 50,834,852 km (0.075 R)
• M77: 52,551,488 km (0.086 R)
• M78: 53,417,061 km (0.081 R)
• M79: 56,139,593 km (0.095 R)
• M80: 56,728,859 km (0.054 R)
• M81: 56,827,145 km (0.079 R)
• M82: 57,221,335 km (0.099 R)
• M83: 58,111,742 km (0.098 R)
• M84: 58,310,108 km (0.108 R)
• M85: 58,608,257 km (0.078 R)
• M86: 59,305,832 km (0.087 R)
• M87: 61,920,803 km (0.08 R)
• M88: 66,534,700 km (0.035 R)
• M89: 67,054,104 km (0.06 R)
• M90: 68,201,669 km (0.077 R)
• M91: 68,725,411 km (0.095 R)
• M92: 70,304,567 km (0.089 R)
• M93: 70,410,332 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 682.3

Radius: 3.9

Gravity: 44.86 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 12.03 AU - 15.15 AU

Year: 18208 Days

Day: 16.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 122.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 32,790,291 km

• M1: 66,571 km (0.102 R)
• M2: 192,832 km (0.036 R)
• M3: 313,707 km (0.088 R)
• M4: 347,516 km (0.065 R)
• M5: 1,123,181 km (0.088 R)
• M6: 1,313,320 km (0.058 R)
• M7: 1,397,992 km (0.105 R)
• M8: 1,484,460 km (0.075 R)
• M9: 2,006,556 km (0.1 R)
• M10: 2,039,019 km (0.096 R)
• M11: 2,203,427 km (0.096 R)
• M12: 2,722,083 km (0.057 R)
• M13: 2,939,748 km (0.048 R)
• M14: 3,125,548 km (0.093 R)
• M15: 3,276,792 km (0.117 R)
• M16: 3,508,220 km (0.109 R)
• M17: 3,547,414 km (0.066 R)
• M18: 3,625,953 km (0.109 R)
• M19: 4,027,773 km (0.059 R)
• M20: 4,485,842 km (0.119 R)
• M21: 4,528,328 km (0.104 R)
• M22: 4,742,552 km (0.119 R)
• M23: 4,916,534 km (0.113 R)
• M24: 5,092,461 km (0.118 R)
• M25: 6,332,927 km (0.096 R)
• M26: 6,620,753 km (0.098 R)
• M27: 7,060,571 km (0.106 R)
• M28: 7,560,078 km (0.04 R)
• M29: 8,278,447 km (0.063 R)
• M30: 9,125,769 km (0.063 R)
• M31: 10,167,270 km (0.088 R)
• M32: 10,673,509 km (0.046 R)
• M33: 12,659,121 km (0.059 R)
• M34: 13,447,801 km (0.061 R)
• M35: 14,065,192 km (0.1 R)
• M36: 15,584,358 km (0.096 R)
• M37: 15,777,938 km (0.092 R)
• M38: 16,559,886 km (0.086 R)
• M39: 17,021,844 km (0.095 R)
• M40: 18,297,166 km (0.094 R)
• M41: 18,911,864 km (0.038 R)
• M42: 19,256,238 km (0.111 R)
• M43: 19,463,880 km (0.069 R)
• M44: 24,589,701 km (0.081 R)
• M45: 25,570,764 km (0.05 R)
• M46: 26,104,230 km (0.118 R)
• M47: 26,564,543 km (0.055 R)
• M48: 26,641,436 km (0.044 R)
• M49: 27,259,874 km (0.11 R)
• M50: 27,570,888 km (0.053 R)
• M51: 28,432,123 km (0.091 R)
• M52: 30,100,737 km (0.057 R)
• M53: 30,341,739 km (0.086 R)
• M54: 31,882,597 km (0.105 R)
• M55: 32,292,196 km (0.03 R)
• M56: 33,116,929 km (0.109 R)
• M57: 33,698,267 km (0.102 R)
• M58: 33,864,919 km (0.116 R)
• M59: 34,282,895 km (0.11 R)
• M60: 36,142,397 km (0.113 R)
• M61: 36,655,069 km (0.075 R)
• M62: 37,170,284 km (0.034 R)
• M63: 38,730,141 km (0.041 R)
• M64: 39,167,266 km (0.109 R)
• M65: 39,781,814 km (0.092 R)
• M66: 39,869,927 km (0.082 R)
• M67: 40,046,303 km (0.073 R)
• M68: 40,488,215 km (0.092 R)
• M69: 41,020,783 km (0.086 R)
• M70: 41,823,825 km (0.104 R)
• M71: 43,083,289 km (0.103 R)
• M72: 45,639,468 km (0.1 R)
• M73: 46,193,579 km (0.108 R)
• M74: 47,215,182 km (0.083 R)
• M75: 48,714,452 km (0.116 R)
• M76: 49,943,997 km (0.101 R)
• M77: 50,134,136 km (0.111 R)
• M78: 50,705,749 km (0.077 R)
• M79: 51,088,122 km (0.045 R)
• M80: 53,014,045 km (0.103 R)
• M81: 53,207,923 km (0.034 R)
• M82: 53,402,102 km (0.114 R)
• M83: 57,333,833 km (0.116 R)
• M84: 59,535,614 km (0.078 R)
• M85: 60,242,015 km (0.041 R)
• M86: 60,646,827 km (0.087 R)
• M87: 61,663,046 km (0.104 R)
• M88: 62,992,522 km (0.07 R)
• M89: 63,197,770 km (0.107 R)
• M90: 64,952,404 km (0.056 R)
• M91: 66,409,337 km (0.054 R)
• M92: 66,513,756 km (0.117 R)
• M93: 67,037,050 km (0.068 R)
• M94: 68,614,859 km (0.079 R)
• M95: 69,673,413 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.9

Radius: 6.4

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 13.49 AU - 17.67 AU

Year: 22350 Days

Day: 24.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 32,790,291 km

• M1: 80,633 km (0.112 R)
• M2: 249,529 km (0.118 R)
• M3: 513,121 km (0.119 R)
• M4: 609,163 km (0.079 R)
• M5: 659,577 km (0.083 R)
• M6: 724,802 km (0.065 R)
• M7: 764,894 km (0.071 R)
• M8: 1,666,221 km (0.076 R)
• M9: 1,720,226 km (0.095 R)
• M10: 1,848,431 km (0.07 R)
• M11: 2,173,059 km (0.114 R)
• M12: 2,661,346 km (0.103 R)
• M13: 3,454,963 km (0.11 R)
• M14: 3,687,737 km (0.077 R)
• M15: 4,168,395 km (0.082 R)
• M16: 4,466,394 km (0.091 R)
• M17: 5,214,533 km (0.097 R)
• M18: 5,481,416 km (0.063 R)
• M19: 5,698,183 km (0.114 R)
• M20: 5,917,793 km (0.074 R)
• M21: 6,140,245 km (0.096 R)
• M22: 6,422,087 km (0.093 R)
• M23: 6,708,118 km (0.079 R)
• M24: 6,939,995 km (0.079 R)
• M25: 7,115,623 km (0.034 R)
• M26: 7,381,907 km (0.065 R)
• M27: 7,531,206 km (0.099 R)
• M28: 8,107,756 km (0.046 R)
• M29: 8,231,024 km (0.096 R)
• M30: 8,698,518 km (0.04 R)
• M31: 9,399,683 km (0.116 R)
• M32: 9,529,235 km (0.113 R)
• M33: 9,789,834 km (0.099 R)
• M34: 10,085,888 km (0.072 R)
• M35: 11,025,662 km (0.111 R)
• M36: 11,437,056 km (0.066 R)
• M37: 11,540,578 km (0.118 R)
• M38: 11,644,549 km (0.117 R)
• M39: 11,853,387 km (0.088 R)
• M40: 12,879,928 km (0.089 R)
• M41: 13,095,798 km (0.117 R)
• M42: 13,204,256 km (0.089 R)
• M43: 13,824,190 km (0.064 R)
• M44: 14,603,146 km (0.101 R)
• M45: 14,979,085 km (0.066 R)
• M46: 15,244,173 km (0.075 R)
• M47: 15,510,756 km (0.112 R)
• M48: 15,971,368 km (0.088 R)
• M49: 16,203,394 km (0.119 R)
• M50: 16,631,543 km (0.068 R)
• M51: 17,024,088 km (0.109 R)
• M52: 17,142,420 km (0.086 R)
• M53: 19,154,960 km (0.073 R)
• M54: 19,278,079 km (0.094 R)
• M55: 20,649,592 km (0.035 R)
• M56: 20,944,599 km (0.03 R)
• M57: 21,666,708 km (0.098 R)
• M58: 22,613,214 km (0.073 R)
• M59: 23,661,297 km (0.045 R)
• M60: 24,814,248 km (0.059 R)
• M61: 24,858,977 km (0.091 R)
• M62: 25,217,713 km (0.085 R)
• M63: 25,307,621 km (0.047 R)
• M64: 26,212,838 km (0.075 R)
• M65: 26,486,602 km (0.069 R)
• M66: 27,220,978 km (0.119 R)
• M67: 27,267,054 km (0.086 R)
• M68: 27,868,887 km (0.043 R)
• M69: 29,321,931 km (0.098 R)
• M70: 31,088,083 km (0.084 R)
• M71: 31,329,384 km (0.075 R)
• M72: 31,474,494 km (0.115 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 19,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit