🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.92 AU - 1.04 AU

Year: 343 Days

Day: 37.2 Hours

Environment

Temp: 75 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.22 AU - 2.76 AU

Year: 1387 Days

Day: 36.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,037,666 km

• M1: 961,017 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.91 AU - 4.09 AU

Year: 2312 Days

Day: 46.4 Hours

Environment

Temp: -101 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,037,666 km

• M1: 49,517 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.95 AU - 4.61 AU

Year: 2595 Days

Day: 19.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.77 AU - 4.09 AU

Year: 2751 Days

Day: 18.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.71 AU - 4.77 AU

Year: 3083 Days

Day: 27.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.85 AU - 4.87 AU

Year: 3783 Days

Day: 45.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.5

Radius: 8.2

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 8.9 AU - 9.98 AU

Year: 10241 Days

Day: 8.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 90,037,666 km

• M1: 103,223 km (0.11 R)
• M2: 247,584 km (0.069 R)
• M3: 435,928 km (0.064 R)
• M4: 640,428 km (0.05 R)
• M5: 730,935 km (0.031 R)
• M6: 976,575 km (0.068 R)
• M7: 1,481,767 km (0.076 R)
• M8: 1,542,504 km (0.116 R)
• M9: 1,880,744 km (0.087 R)
• M10: 2,058,467 km (0.118 R)
• M11: 2,454,602 km (0.109 R)
• M12: 2,600,161 km (0.05 R)
• M13: 2,723,579 km (0.047 R)
• M14: 2,798,527 km (0.085 R)
• M15: 3,105,652 km (0.096 R)
• M16: 3,236,700 km (0.034 R)
• M17: 3,504,629 km (0.077 R)
• M18: 3,559,083 km (0.095 R)
• M19: 3,668,738 km (0.088 R)
• M20: 4,033,308 km (0.111 R)
• M21: 4,119,028 km (0.06 R)
• M22: 4,557,050 km (0.086 R)
• M23: 4,948,698 km (0.029 R)
• M24: 6,154,606 km (0.09 R)
• M25: 6,453,054 km (0.1 R)
• M26: 6,790,247 km (0.119 R)
• M27: 6,858,314 km (0.116 R)
• M28: 7,446,683 km (0.088 R)
• M29: 7,907,444 km (0.112 R)
• M30: 8,087,111 km (0.12 R)
• M31: 8,450,634 km (0.086 R)
• M32: 9,043,341 km (0.114 R)
• M33: 9,534,770 km (0.11 R)
• M34: 9,957,384 km (0.074 R)
• M35: 10,504,014 km (0.085 R)
• M36: 11,100,611 km (0.098 R)
• M37: 11,463,834 km (0.079 R)
• M38: 11,585,906 km (0.103 R)
• M39: 11,667,437 km (0.079 R)
• M40: 12,077,934 km (0.091 R)
• M41: 13,595,006 km (0.091 R)
• M42: 13,853,660 km (0.112 R)
• M43: 14,070,428 km (0.102 R)
• M44: 14,332,074 km (0.096 R)
• M45: 14,771,743 km (0.082 R)
• M46: 15,754,451 km (0.104 R)
• M47: 16,482,394 km (0.102 R)
• M48: 18,635,706 km (0.074 R)
• M49: 19,115,466 km (0.072 R)
• M50: 20,381,663 km (0.101 R)
• M51: 20,578,833 km (0.111 R)
• M52: 21,373,945 km (0.114 R)
• M53: 22,585,539 km (0.117 R)
• M54: 23,148,176 km (0.109 R)
• M55: 23,457,096 km (0.097 R)
• M56: 23,663,840 km (0.067 R)
• M57: 23,767,362 km (0.114 R)
• M58: 25,338,887 km (0.031 R)
• M59: 25,657,232 km (0.059 R)
• M60: 26,244,254 km (0.07 R)
• M61: 26,458,927 km (0.09 R)
• M62: 26,781,908 km (0.101 R)
• M63: 26,997,928 km (0.118 R)
• M64: 27,813,087 km (0.11 R)
• M65: 28,086,701 km (0.091 R)
• M66: 28,802,078 km (0.085 R)
• M67: 28,912,780 km (0.068 R)
• M68: 29,523,589 km (0.075 R)
• M69: 30,250,933 km (0.082 R)
• M70: 30,701,373 km (0.1 R)
• M71: 30,757,921 km (0.09 R)
• M72: 30,871,017 km (0.106 R)
• M73: 31,097,508 km (0.054 R)
• M74: 31,495,139 km (0.092 R)
• M75: 31,609,132 km (0.11 R)
• M76: 31,837,419 km (0.071 R)
• M77: 31,951,861 km (0.045 R)
• M78: 32,180,896 km (0.12 R)
• M79: 32,640,909 km (0.114 R)
• M80: 33,160,911 km (0.054 R)
• M81: 33,276,850 km (0.107 R)
• M82: 33,450,981 km (0.093 R)
• M83: 33,858,486 km (0.091 R)
• M84: 35,268,147 km (0.047 R)
• M85: 35,327,238 km (0.067 R)
• M86: 36,278,232 km (0.119 R)
• M87: 37,599,480 km (0.103 R)
• M88: 38,753,179 km (0.099 R)
• M89: 39,242,513 km (0.076 R)
• M90: 39,733,793 km (0.088 R)
• M91: 40,846,651 km (0.088 R)
• M92: 40,908,735 km (0.051 R)
• M93: 41,033,050 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.6

Radius: 11.2

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.96 AU - 11.38 AU

Year: 12307 Days

Day: 9.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 90,037,666 km

• M1: 140,921 km (0.046 R)
• M2: 322,234 km (0.082 R)
• M3: 411,843 km (0.1 R)
• M4: 623,524 km (0.103 R)
• M5: 872,006 km (0.105 R)
• M6: 1,131,708 km (0.091 R)
• M7: 1,260,212 km (0.113 R)
• M8: 1,439,281 km (0.119 R)
• M9: 1,675,347 km (0.095 R)
• M10: 1,748,650 km (0.077 R)
• M11: 1,823,149 km (0.087 R)
• M12: 1,898,696 km (0.104 R)
• M13: 1,975,440 km (0.051 R)
• M14: 2,485,569 km (0.118 R)
• M15: 2,626,639 km (0.097 R)
• M16: 2,946,330 km (0.118 R)
• M17: 3,095,928 km (0.084 R)
• M18: 3,402,604 km (0.077 R)
• M19: 3,751,615 km (0.103 R)
• M20: 3,979,752 km (0.097 R)
• M21: 5,008,387 km (0.094 R)
• M22: 6,153,559 km (0.064 R)
• M23: 6,696,599 km (0.079 R)
• M24: 7,663,151 km (0.105 R)
• M25: 7,787,168 km (0.112 R)
• M26: 9,281,501 km (0.088 R)
• M27: 9,413,596 km (0.108 R)
• M28: 9,724,460 km (0.101 R)
• M29: 9,948,707 km (0.094 R)
• M30: 11,001,577 km (0.079 R)
• M31: 11,376,170 km (0.112 R)
• M32: 11,659,808 km (0.085 R)
• M33: 11,897,967 km (0.058 R)
• M34: 12,719,858 km (0.109 R)
• M35: 13,014,267 km (0.116 R)
• M36: 13,311,069 km (0.094 R)
• M37: 14,316,217 km (0.117 R)
• M38: 15,137,958 km (0.098 R)
• M39: 15,293,690 km (0.086 R)
• M40: 16,027,766 km (0.09 R)
• M41: 16,239,597 km (0.063 R)
• M42: 17,042,339 km (0.079 R)
• M43: 17,639,235 km (0.045 R)
• M44: 18,077,556 km (0.033 R)
• M45: 19,866,896 km (0.117 R)
• M46: 21,420,171 km (0.074 R)
• M47: 21,536,708 km (0.053 R)
• M48: 21,653,544 km (0.07 R)
• M49: 22,005,248 km (0.116 R)
• M50: 22,358,898 km (0.08 R)
• M51: 23,012,192 km (0.081 R)
• M52: 24,641,911 km (0.047 R)
• M53: 24,886,503 km (0.102 R)
• M54: 25,749,085 km (0.094 R)
• M55: 26,558,708 km (0.088 R)
• M56: 27,313,579 km (0.071 R)
• M57: 27,884,295 km (0.039 R)
• M58: 29,102,171 km (0.107 R)
• M59: 29,360,676 km (0.117 R)
• M60: 29,620,079 km (0.04 R)
• M61: 30,862,490 km (0.117 R)
• M62: 31,390,570 km (0.066 R)
• M63: 31,855,221 km (0.025 R)
• M64: 34,144,218 km (0.088 R)
• M65: 34,758,916 km (0.056 R)
• M66: 35,239,574 km (0.066 R)
• M67: 35,515,282 km (0.101 R)
• M68: 36,277,035 km (0.082 R)
• M69: 36,974,161 km (0.12 R)
• M70: 38,028,228 km (0.096 R)
• M71: 38,452,637 km (0.106 R)
• M72: 38,594,455 km (0.075 R)
• M73: 39,092,168 km (0.099 R)
• M74: 39,878,604 km (0.105 R)
• M75: 40,094,025 km (0.079 R)
• M76: 41,176,664 km (0.119 R)
• M77: 42,122,871 km (0.058 R)
• M78: 42,488,638 km (0.085 R)
• M79: 43,444,718 km (0.109 R)
• M80: 43,962,476 km (0.087 R)
• M81: 44,184,928 km (0.118 R)
• M82: 44,631,178 km (0.119 R)
• M83: 45,228,373 km (0.059 R)
• M84: 46,959,968 km (0.09 R)
• M85: 48,100,951 km (0.089 R)
• M86: 52,362,247 km (0.028 R)
• M87: 52,598,163 km (0.044 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.6

Radius: 5.2

Gravity: 33.57 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 14.44 AU - 17.34 AU

Year: 22366 Days

Day: 18.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 90,037,666 km

• M1: 319,092 km (0.114 R)
• M2: 378,483 km (0.057 R)
• M3: 486,193 km (0.052 R)
• M4: 1,010,833 km (0.064 R)
• M5: 1,193,641 km (0.075 R)
• M6: 1,590,225 km (0.077 R)
• M7: 1,695,393 km (0.116 R)
• M8: 1,912,609 km (0.115 R)
• M9: 2,024,658 km (0.073 R)
• M10: 2,413,462 km (0.086 R)
• M11: 2,534,487 km (0.094 R)
• M12: 2,782,820 km (0.109 R)
• M13: 3,082,315 km (0.109 R)
• M14: 3,125,848 km (0.06 R)
• M15: 3,945,943 km (0.062 R)
• M16: 4,981,160 km (0.1 R)
• M17: 5,715,237 km (0.113 R)
• M18: 5,876,952 km (0.115 R)
• M19: 6,040,164 km (0.073 R)
• M20: 6,204,871 km (0.074 R)
• M21: 6,260,222 km (0.104 R)
• M22: 6,426,874 km (0.079 R)
• M23: 6,651,421 km (0.12 R)
• M24: 7,050,548 km (0.113 R)
• M25: 8,293,856 km (0.061 R)
• M26: 9,096,897 km (0.059 R)
• M27: 9,603,286 km (0.107 R)
• M28: 12,269,120 km (0.057 R)
• M29: 12,687,545 km (0.066 R)
• M30: 12,898,478 km (0.099 R)
• M31: 14,115,756 km (0.119 R)
• M32: 15,669,330 km (0.119 R)
• M33: 16,427,941 km (0.034 R)
• M34: 16,504,385 km (0.084 R)
• M35: 16,581,129 km (0.099 R)
• M36: 17,823,390 km (0.073 R)
• M37: 17,902,078 km (0.054 R)
• M38: 18,376,303 km (0.12 R)
• M39: 18,455,740 km (0.052 R)
• M40: 19,095,420 km (0.103 R)
• M41: 20,232,214 km (0.115 R)
• M42: 21,057,546 km (0.074 R)
• M43: 21,641,726 km (0.109 R)
• M44: 22,485,607 km (0.12 R)
• M45: 23,082,802 km (0.106 R)
• M46: 25,700,316 km (0.062 R)
• M47: 25,967,198 km (0.117 R)
• M48: 27,587,643 km (0.067 R)
• M49: 28,686,140 km (0.036 R)
• M50: 28,778,292 km (0.117 R)
• M51: 29,798,699 km (0.111 R)
• M52: 30,925,470 km (0.061 R)
• M53: 32,066,004 km (0.071 R)
• M54: 32,545,316 km (0.078 R)
• M55: 33,802,536 km (0.091 R)
• M56: 33,899,925 km (0.077 R)
• M57: 34,878,744 km (0.109 R)
• M58: 35,075,614 km (0.051 R)
• M59: 35,174,050 km (0.094 R)
• M60: 35,866,688 km (0.058 R)
• M61: 36,563,814 km (0.11 R)
• M62: 37,064,518 km (0.086 R)
• M63: 37,365,958 km (0.076 R)
• M64: 43,035,567 km (0.117 R)
• M65: 43,458,181 km (0.096 R)
• M66: 45,807,317 km (0.085 R)
• M67: 46,455,076 km (0.112 R)
• M68: 50,850,560 km (0.117 R)
• M69: 50,962,160 km (0.072 R)
• M70: 57,338,919 km (0.095 R)
• M71: 58,153,629 km (0.094 R)
• M72: 58,270,315 km (0.064 R)
• M73: 59,441,368 km (0.072 R)
• M74: 61,212,606 km (0.104 R)
• M75: 62,283,577 km (0.061 R)
• M76: 65,533,591 km (0.078 R)
• M77: 65,776,538 km (0.11 R)
• M78: 66,019,784 km (0.095 R)
• M79: 66,263,180 km (0.07 R)
• M80: 67,240,353 km (0.115 R)
• M81: 67,730,735 km (0.115 R)
• M82: 67,976,225 km (0.087 R)
• M83: 73,076,166 km (0.11 R)
• M84: 73,328,089 km (0.093 R)
• M85: 75,226,486 km (0.111 R)
• M86: 77,525,955 km (0.118 R)
• M87: 83,111,790 km (0.107 R)
• M88: 83,901,517 km (0.114 R)
• M89: 84,165,258 km (0.057 R)
• M90: 84,297,203 km (0.114 R)
• M91: 85,355,608 km (0.109 R)
• M92: 86,418,501 km (0.092 R)
• M93: 86,684,785 km (0.067 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 13,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit