🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.5 AU - 0.54 AU

Year: 144 Days

Day: 42.7 Hours

Environment

Temp: 151 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 56,184,869 km

• M1: 73,004 km (0.054 R)
• M2: 263,292 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.94 AU - 1.42 AU

Year: 491 Days

Day: 43.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,184,869 km

• M1: 558,598 km (0.088 R)
• M2: 909,705 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.35 AU - 1.77 AU

Year: 746 Days

Day: 30 Hours

Environment

Temp: -49 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.98 AU - 2.82 AU

Year: 1424 Days

Day: 26.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.39 AU - 3.91 AU

Year: 2141 Days

Day: 24.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,184,869 km

• M1: 1,777,223 km (0.105 R)
• M2: 2,653,417 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.3

Radius: 13.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.49 AU - 5.51 AU

Year: 3655 Days

Day: 11.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 56,184,869 km

• M1: 167,101 km (0.073 R)
• M2: 313,707 km (0.063 R)
• M3: 762,949 km (0.08 R)
• M4: 1,049,728 km (0.092 R)
• M5: 1,138,290 km (0.094 R)
• M6: 1,238,970 km (0.115 R)
• M7: 1,342,790 km (0.115 R)
• M8: 1,440,029 km (0.106 R)
• M9: 1,757,027 km (0.087 R)
• M10: 2,153,611 km (0.109 R)
• M11: 2,603,003 km (0.036 R)
• M12: 2,726,272 km (0.062 R)
• M13: 2,851,485 km (0.056 R)
• M14: 3,265,422 km (0.077 R)
• M15: 3,358,622 km (0.097 R)
• M16: 3,466,183 km (0.109 R)
• M17: 3,574,940 km (0.085 R)
• M18: 4,021,640 km (0.066 R)
• M19: 4,324,575 km (0.079 R)
• M20: 4,785,486 km (0.079 R)
• M21: 4,876,591 km (0.025 R)
• M22: 5,014,221 km (0.075 R)
• M23: 5,137,789 km (0.04 R)
• M24: 5,231,138 km (0.12 R)
• M25: 5,482,762 km (0.112 R)
• M26: 5,851,521 km (0.057 R)
• M27: 5,949,059 km (0.109 R)
• M28: 6,112,868 km (0.095 R)
• M29: 6,211,752 km (0.053 R)
• M30: 6,411,466 km (0.074 R)
• M31: 6,512,145 km (0.114 R)
• M32: 6,954,356 km (0.085 R)
• M33: 7,075,082 km (0.05 R)
• M34: 7,671,528 km (0.037 R)
• M35: 7,867,950 km (0.118 R)
• M36: 8,174,925 km (0.068 R)
• M37: 8,320,783 km (0.119 R)
• M38: 8,467,389 km (0.119 R)
• M39: 8,578,092 km (0.089 R)
• M40: 9,119,486 km (0.115 R)
• M41: 9,213,882 km (0.085 R)
• M42: 9,537,612 km (0.095 R)
• M43: 9,962,021 km (0.057 R)
• M44: 10,098,305 km (0.087 R)
• M45: 10,294,278 km (0.106 R)
• M46: 10,432,208 km (0.069 R)
• M47: 10,530,942 km (0.084 R)
• M48: 10,909,574 km (0.107 R)
• M49: 11,009,954 km (0.099 R)
• M50: 11,130,830 km (0.048 R)
• M51: 11,577,678 km (0.088 R)
• M52: 11,782,777 km (0.115 R)
• M53: 11,906,495 km (0.105 R)
• M54: 12,009,867 km (0.119 R)
• M55: 12,196,714 km (0.109 R)
• M56: 12,280,040 km (0.11 R)
• M57: 12,468,235 km (0.087 R)
• M58: 12,932,437 km (0.06 R)
• M59: 13,038,651 km (0.08 R)
• M60: 13,252,127 km (0.064 R)
• M61: 13,790,979 km (0.111 R)
• M62: 14,336,862 km (0.081 R)
• M63: 14,823,204 km (0.066 R)
• M64: 15,023,665 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.9

Radius: 11.9

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.96 AU - 6.9 AU

Year: 5529 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 56,184,869 km

• M1: 167,699 km (0.114 R)
• M2: 569,968 km (0.082 R)
• M3: 770,728 km (0.06 R)
• M4: 937,530 km (0.1 R)
• M5: 1,101,639 km (0.072 R)
• M6: 1,259,614 km (0.083 R)
• M7: 1,476,531 km (0.053 R)
• M8: 1,742,366 km (0.103 R)
• M9: 1,871,918 km (0.082 R)
• M10: 1,947,315 km (0.054 R)
• M11: 2,121,148 km (0.093 R)
• M12: 2,199,986 km (0.047 R)
• M13: 2,463,578 km (0.117 R)
• M14: 2,823,660 km (0.08 R)
• M15: 2,932,866 km (0.045 R)
• M16: 3,269,162 km (0.105 R)
• M17: 4,326,071 km (0.098 R)
• M18: 4,709,341 km (0.101 R)
• M19: 4,891,850 km (0.086 R)
• M20: 5,156,938 km (0.088 R)
• M21: 5,345,282 km (0.056 R)
• M22: 5,701,025 km (0.104 R)
• M23: 5,784,351 km (0.057 R)
• M24: 5,867,976 km (0.084 R)
• M25: 6,320,809 km (0.083 R)
• M26: 6,814,632 km (0.1 R)
• M27: 7,021,526 km (0.046 R)
• M28: 7,230,514 km (0.057 R)
• M29: 7,808,261 km (0.095 R)
• M30: 8,025,028 km (0.084 R)
• M31: 8,306,422 km (0.065 R)
• M32: 8,814,905 km (0.119 R)
• M33: 9,105,424 km (0.096 R)
• M34: 9,268,186 km (0.1 R)
• M35: 9,928,960 km (0.058 R)
• M36: 10,332,725 km (0.109 R)
• M37: 10,434,451 km (0.077 R)
• M38: 10,570,735 km (0.037 R)
• M39: 10,948,470 km (0.094 R)
• M40: 11,965,586 km (0.102 R)
• M41: 12,575,795 km (0.075 R)
• M42: 13,159,377 km (0.099 R)
• M43: 13,491,634 km (0.028 R)
• M44: 13,751,934 km (0.102 R)
• M45: 15,309,696 km (0.105 R)
• M46: 15,815,337 km (0.079 R)
• M47: 15,893,577 km (0.075 R)
• M48: 16,524,431 km (0.083 R)
• M49: 18,055,416 km (0.091 R)
• M50: 18,424,623 km (0.11 R)
• M51: 18,548,191 km (0.039 R)
• M52: 18,630,769 km (0.066 R)
• M53: 18,920,839 km (0.085 R)
• M54: 19,045,455 km (0.042 R)
• M55: 19,253,994 km (0.107 R)
• M56: 19,673,317 km (0.051 R)
• M57: 19,841,914 km (0.102 R)
• M58: 20,606,359 km (0.103 R)
• M59: 21,727,595 km (0.095 R)
• M60: 21,989,092 km (0.081 R)
• M61: 22,912,859 km (0.083 R)
• M62: 23,045,851 km (0.063 R)
• M63: 23,179,143 km (0.088 R)
• M64: 23,401,745 km (0.096 R)
• M65: 23,714,703 km (0.115 R)
• M66: 24,616,479 km (0.12 R)
• M67: 25,437,622 km (0.038 R)
• M68: 25,897,635 km (0.104 R)
• M69: 26,175,139 km (0.091 R)
• M70: 28,049,302 km (0.111 R)
• M71: 28,144,147 km (0.097 R)
• M72: 28,239,141 km (0.073 R)
• M73: 28,429,430 km (0.051 R)
• M74: 29,821,288 km (0.094 R)
• M75: 29,918,078 km (0.082 R)
• M76: 30,306,434 km (0.071 R)
• M77: 32,074,382 km (0.066 R)
• M78: 32,173,565 km (0.091 R)
• M79: 32,671,128 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673

Radius: 10.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.49 AU - 6.59 AU

Year: 5684 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 56,184,869 km

• M1: 212,878 km (0.094 R)
• M2: 312,061 km (0.119 R)
• M3: 414,536 km (0.12 R)
• M4: 577,448 km (0.102 R)
• M5: 927,058 km (0.035 R)
• M6: 1,072,766 km (0.083 R)
• M7: 1,643,033 km (0.081 R)
• M8: 1,767,349 km (0.057 R)
• M9: 1,840,054 km (0.069 R)
• M10: 1,913,656 km (0.055 R)
• M11: 3,448,530 km (0.103 R)
• M12: 3,609,497 km (0.085 R)
• M13: 3,820,131 km (0.074 R)
• M14: 3,962,698 km (0.044 R)
• M15: 4,551,066 km (0.056 R)
• M16: 5,114,602 km (0.099 R)
• M17: 6,732,652 km (0.063 R)
• M18: 6,963,482 km (0.089 R)
• M19: 7,109,040 km (0.072 R)
• M20: 7,196,854 km (0.094 R)
• M21: 7,671,678 km (0.053 R)
• M22: 7,852,243 km (0.114 R)
• M23: 8,279,345 km (0.106 R)
• M24: 8,839,439 km (0.072 R)
• M25: 9,060,694 km (0.095 R)
• M26: 9,767,694 km (0.084 R)
• M27: 9,996,429 km (0.116 R)
• M28: 10,160,837 km (0.103 R)
• M29: 10,425,924 km (0.106 R)
• M30: 10,928,872 km (0.099 R)
• M31: 10,996,640 km (0.096 R)
• M32: 11,132,326 km (0.105 R)
• M33: 12,662,413 km (0.087 R)
• M34: 13,199,020 km (0.034 R)
• M35: 13,706,606 km (0.101 R)
• M36: 13,852,912 km (0.072 R)
• M37: 14,183,673 km (0.097 R)
• M38: 14,294,525 km (0.06 R)
• M39: 14,853,273 km (0.099 R)
• M40: 15,495,048 km (0.07 R)
• M41: 16,223,141 km (0.074 R)
• M42: 16,532,958 km (0.094 R)
• M43: 16,844,870 km (0.115 R)
• M44: 17,119,382 km (0.115 R)
• M45: 17,474,378 km (0.099 R)
• M46: 18,594,716 km (0.096 R)
• M47: 18,675,499 km (0.079 R)
• M48: 19,163,487 km (0.107 R)
• M49: 19,655,664 km (0.077 R)
• M50: 20,027,415 km (0.031 R)
• M51: 20,235,057 km (0.1 R)
• M52: 20,652,285 km (0.052 R)
• M53: 20,736,060 km (0.09 R)
• M54: 20,946,095 km (0.032 R)
• M55: 21,156,879 km (0.071 R)
• M56: 21,283,588 km (0.074 R)
• M57: 21,495,419 km (0.053 R)
• M58: 21,707,997 km (0.119 R)
• M59: 22,349,772 km (0.092 R)
• M60: 23,389,777 km (0.103 R)
• M61: 23,915,613 km (0.076 R)
• M62: 24,356,777 km (0.047 R)
• M63: 24,622,762 km (0.088 R)
• M64: 25,202,454 km (0.044 R)
• M65: 25,471,581 km (0.115 R)
• M66: 25,922,169 km (0.094 R)
• M67: 26,103,033 km (0.116 R)
• M68: 26,876,903 km (0.072 R)
• M69: 28,493,607 km (0.092 R)
• M70: 29,337,339 km (0.11 R)
• M71: 30,332,015 km (0.092 R)
• M72: 30,522,753 km (0.071 R)
• M73: 30,713,939 km (0.118 R)
• M74: 30,809,681 km (0.113 R)
• M75: 31,001,316 km (0.105 R)
• M76: 31,385,932 km (0.109 R)
• M77: 31,917,454 km (0.112 R)
• M78: 32,014,393 km (0.092 R)
• M79: 32,257,190 km (0.066 R)
• M80: 32,500,586 km (0.064 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 13.3

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.16 AU - 9.28 AU

Year: 10719 Days

Day: 9.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 56,184,869 km

• M1: 205,547 km (0.043 R)
• M2: 312,061 km (0.036 R)
• M3: 791,672 km (0.063 R)
• M4: 1,072,467 km (0.085 R)
• M5: 1,504,955 km (0.09 R)
• M6: 1,703,172 km (0.118 R)
• M7: 1,857,706 km (0.083 R)
• M8: 2,126,085 km (0.064 R)
• M9: 2,265,211 km (0.104 R)
• M10: 3,006,020 km (0.097 R)
• M11: 3,954,171 km (0.084 R)
• M12: 4,841,585 km (0.098 R)
• M13: 5,100,988 km (0.091 R)
• M14: 5,213,635 km (0.117 R)
• M15: 6,425,378 km (0.11 R)
• M16: 6,547,151 km (0.084 R)
• M17: 7,125,795 km (0.09 R)
• M18: 7,549,307 km (0.109 R)
• M19: 8,112,244 km (0.072 R)
• M20: 9,555,115 km (0.051 R)
• M21: 9,787,590 km (0.117 R)
• M22: 10,305,947 km (0.078 R)
• M23: 10,978,689 km (0.119 R)
• M24: 11,715,308 km (0.111 R)
• M25: 12,215,265 km (0.086 R)
• M26: 12,671,239 km (0.096 R)
• M27: 13,132,748 km (0.11 R)
• M28: 14,764,562 km (0.069 R)
• M29: 15,141,997 km (0.114 R)
• M30: 16,237,502 km (0.098 R)
• M31: 16,682,855 km (0.031 R)
• M32: 18,215,785 km (0.098 R)
• M33: 18,388,869 km (0.083 R)
• M34: 19,971,316 km (0.063 R)
• M35: 20,388,694 km (0.071 R)
• M36: 20,508,372 km (0.104 R)
• M37: 20,628,499 km (0.036 R)
• M38: 22,518,519 km (0.117 R)
• M39: 22,890,718 km (0.12 R)
• M40: 23,202,480 km (0.049 R)
• M41: 23,327,544 km (0.072 R)
• M42: 23,515,588 km (0.08 R)
• M43: 23,830,193 km (0.065 R)
• M44: 24,272,853 km (0.072 R)
• M45: 25,681,915 km (0.066 R)
• M46: 26,135,795 km (0.114 R)
• M47: 26,331,170 km (0.112 R)
• M48: 26,920,137 km (0.114 R)
• M49: 27,051,633 km (0.099 R)
• M50: 28,177,806 km (0.088 R)
• M51: 28,378,118 km (0.061 R)
• M52: 29,590,010 km (0.067 R)
• M53: 31,025,252 km (0.107 R)
• M54: 31,924,934 km (0.036 R)
• M55: 33,184,996 km (0.113 R)
• M56: 33,396,528 km (0.084 R)
• M57: 33,750,177 km (0.031 R)
• M58: 34,675,590 km (0.118 R)
• M59: 35,465,018 km (0.113 R)
• M60: 35,609,230 km (0.096 R)
• M61: 35,898,103 km (0.038 R)
• M62: 36,769,661 km (0.083 R)
• M63: 37,061,676 km (0.027 R)
• M64: 37,648,099 km (0.116 R)
• M65: 39,202,122 km (0.06 R)
• M66: 39,575,219 km (0.113 R)
• M67: 40,249,606 km (0.088 R)
• M68: 40,475,349 km (0.115 R)
• M69: 41,762,190 km (0.078 R)
• M70: 42,295,956 km (0.052 R)
• M71: 42,602,033 km (0.061 R)
• M72: 42,908,708 km (0.079 R)
• M73: 44,531,397 km (0.058 R)
• M74: 45,076,681 km (0.11 R)
• M75: 46,883,973 km (0.116 R)
• M76: 47,597,704 km (0.117 R)
• M77: 47,756,727 km (0.095 R)
• M78: 48,634,866 km (0.06 R)
• M79: 52,528,600 km (0.088 R)
• M80: 52,939,844 km (0.098 R)
• M81: 53,104,701 km (0.053 R)
• M82: 53,269,707 km (0.1 R)
• M83: 53,848,651 km (0.041 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 13,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit