🌌 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: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.56 AU - 0.62 AU

Year: 168 Days

Day: 17.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.5 AU - 0.78 AU

Year: 190 Days

Day: 32.7 Hours

Environment

Temp: 140 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.72 AU - 1.04 AU

Year: 306 Days

Day: 28.4 Hours

Environment

Temp: 89 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2 AU - 2.84 AU

Year: 1396 Days

Day: 25.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,287,046 km

• M1: 450,290 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.05 AU - 4.53 AU

Year: 2736 Days

Day: 43.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,287,046 km

• M1: 1,183,618 km (0.116 R)
• M2: 1,240,466 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777

Radius: 10.9

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.21 AU - 5.37 AU

Year: 4512 Days

Day: 14.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 62,287,046 km

• M1: 140,323 km (0.092 R)
• M2: 319,092 km (0.115 R)
• M3: 396,584 km (0.109 R)
• M4: 492,775 km (0.071 R)
• M5: 598,391 km (0.064 R)
• M6: 873,801 km (0.075 R)
• M7: 1,232,836 km (0.11 R)
• M8: 1,587,533 km (0.119 R)
• M9: 1,836,164 km (0.099 R)
• M10: 1,973,944 km (0.098 R)
• M11: 2,079,710 km (0.057 R)
• M12: 2,169,319 km (0.061 R)
• M13: 2,559,919 km (0.118 R)
• M14: 2,872,429 km (0.115 R)
• M15: 2,972,659 km (0.119 R)
• M16: 3,074,236 km (0.117 R)
• M17: 3,238,943 km (0.12 R)
• M18: 3,364,456 km (0.049 R)
• M19: 3,663,652 km (0.043 R)
• M20: 3,794,700 km (0.105 R)
• M21: 3,882,813 km (0.115 R)
• M22: 5,310,724 km (0.087 R)
• M23: 5,684,719 km (0.094 R)
• M24: 6,093,271 km (0.073 R)
• M25: 6,405,781 km (0.093 R)
• M26: 6,617,163 km (0.084 R)
• M27: 7,128,339 km (0.072 R)
• M28: 8,217,411 km (0.099 R)
• M29: 8,418,321 km (0.052 R)
• M30: 8,533,960 km (0.12 R)
• M31: 8,795,906 km (0.075 R)
• M32: 9,567,681 km (0.113 R)
• M33: 10,206,764 km (0.089 R)
• M34: 10,547,099 km (0.064 R)
• M35: 10,734,395 km (0.117 R)
• M36: 11,302,718 km (0.072 R)
• M37: 11,590,544 km (0.03 R)
• M38: 11,687,034 km (0.089 R)
• M39: 11,978,002 km (0.067 R)
• M40: 12,173,377 km (0.102 R)
• M41: 12,567,418 km (0.064 R)
• M42: 12,699,662 km (0.082 R)
• M43: 13,132,599 km (0.112 R)
• M44: 13,266,938 km (0.116 R)
• M45: 13,604,430 km (0.037 R)
• M46: 14,047,539 km (0.086 R)
• M47: 15,087,992 km (0.12 R)
• M48: 15,974,061 km (0.112 R)
• M49: 16,622,418 km (0.115 R)
• M50: 17,500,408 km (0.07 R)
• M51: 17,685,161 km (0.026 R)
• M52: 17,796,312 km (0.106 R)
• M53: 18,131,262 km (0.109 R)
• M54: 18,280,860 km (0.055 R)
• M55: 18,430,757 km (0.114 R)
• M56: 18,883,141 km (0.109 R)
• M57: 19,339,115 km (0.062 R)
• M58: 19,875,723 km (0.086 R)
• M59: 20,029,958 km (0.057 R)
• M60: 20,223,388 km (0.114 R)
• M61: 20,417,267 km (0.073 R)
• M62: 20,846,164 km (0.092 R)
• M63: 22,792,582 km (0.093 R)
• M64: 23,115,863 km (0.048 R)
• M65: 23,726,222 km (0.096 R)
• M66: 24,506,824 km (0.091 R)
• M67: 25,714,378 km (0.111 R)
• M68: 25,924,563 km (0.08 R)
• M69: 26,008,787 km (0.099 R)
• M70: 26,304,392 km (0.116 R)
• M71: 27,283,211 km (0.037 R)
• M72: 27,626,538 km (0.1 R)
• M73: 28,014,445 km (0.094 R)
• M74: 28,100,913 km (0.051 R)
• M75: 28,577,980 km (0.106 R)
• M76: 29,188,938 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.9

Radius: 15

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.36 AU - 12.74 AU

Year: 12708 Days

Day: 13.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 62,287,046 km

• M1: 430,393 km (0.119 R)
• M2: 535,112 km (0.095 R)
• M3: 687,103 km (0.092 R)
• M4: 1,357,301 km (0.056 R)
• M5: 1,862,643 km (0.074 R)
• M6: 2,025,705 km (0.087 R)
• M7: 2,165,280 km (0.12 R)
• M8: 2,484,222 km (0.106 R)
• M9: 2,695,305 km (0.097 R)
• M10: 2,849,839 km (0.079 R)
• M11: 3,632,984 km (0.119 R)
• M12: 3,838,981 km (0.047 R)
• M13: 4,191,284 km (0.047 R)
• M14: 4,554,058 km (0.064 R)
• M15: 4,702,011 km (0.104 R)
• M16: 5,003,002 km (0.088 R)
• M17: 5,427,261 km (0.094 R)
• M18: 6,310,936 km (0.095 R)
• M19: 6,896,611 km (0.092 R)
• M20: 7,024,368 km (0.081 R)
• M21: 7,282,424 km (0.103 R)
• M22: 8,803,236 km (0.114 R)
• M23: 8,942,063 km (0.096 R)
• M24: 9,457,428 km (0.025 R)
• M25: 9,694,989 km (0.114 R)
• M26: 10,321,804 km (0.072 R)
• M27: 10,419,342 km (0.09 R)
• M28: 10,812,934 km (0.095 R)
• M29: 12,125,655 km (0.056 R)
• M30: 12,644,012 km (0.06 R)
• M31: 12,748,431 km (0.082 R)
• M32: 14,187,862 km (0.119 R)
• M33: 15,398,558 km (0.106 R)
• M34: 15,734,554 km (0.118 R)
• M35: 16,871,947 km (0.113 R)
• M36: 17,102,627 km (0.074 R)
• M37: 18,035,818 km (0.101 R)
• M38: 18,271,734 km (0.074 R)
• M39: 18,746,558 km (0.054 R)
• M40: 19,045,455 km (0.064 R)
• M41: 19,345,847 km (0.086 R)
• M42: 21,680,322 km (0.078 R)
• M43: 22,183,120 km (0.086 R)
• M44: 22,626,229 km (0.118 R)
• M45: 24,688,885 km (0.092 R)
• M46: 26,008,338 km (0.051 R)
• M47: 26,341,791 km (0.036 R)
• M48: 26,945,718 km (0.116 R)
• M49: 27,894,019 km (0.102 R)
• M50: 28,440,949 km (0.095 R)
• M51: 29,962,958 km (0.106 R)
• M52: 30,452,891 km (0.069 R)
• M53: 30,663,524 km (0.11 R)
• M54: 32,653,924 km (0.082 R)
• M55: 33,592,202 km (0.088 R)
• M56: 33,955,425 km (0.115 R)
• M57: 34,612,459 km (0.085 R)
• M58: 35,200,229 km (0.061 R)
• M59: 36,162,144 km (0.084 R)
• M60: 36,982,838 km (0.106 R)
• M61: 37,282,781 km (0.042 R)
• M62: 37,508,375 km (0.118 R)
• M63: 37,885,212 km (0.063 R)
• M64: 39,252,237 km (0.098 R)
• M65: 39,481,720 km (0.113 R)
• M66: 40,558,227 km (0.074 R)
• M67: 41,255,353 km (0.077 R)
• M68: 41,878,428 km (0.064 R)
• M69: 42,191,087 km (0.111 R)
• M70: 43,133,853 km (0.027 R)
• M71: 43,370,667 km (0.106 R)
• M72: 43,845,490 km (0.112 R)
• M73: 44,560,867 km (0.113 R)
• M74: 44,800,224 km (0.092 R)
• M75: 45,120,064 km (0.085 R)
• M76: 46,164,706 km (0.103 R)
• M77: 46,730,485 km (0.078 R)
• M78: 50,256,357 km (0.11 R)
• M79: 52,597,863 km (0.077 R)
• M80: 55,060,394 km (0.059 R)
• M81: 55,231,534 km (0.115 R)
• M82: 55,832,169 km (0.085 R)
• M83: 56,607,685 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.2

Radius: 7.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 13.25 AU - 20.03 AU

Year: 25173 Days

Day: 19 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 62,287,046 km

• M1: 177,573 km (0.075 R)
• M2: 538,403 km (0.106 R)
• M3: 919,877 km (0.119 R)
• M4: 1,198,578 km (0.088 R)
• M5: 1,476,681 km (0.043 R)
• M6: 1,916,798 km (0.102 R)
• M7: 2,364,694 km (0.108 R)
• M8: 2,616,616 km (0.103 R)
• M9: 3,112,234 km (0.086 R)
• M10: 3,600,970 km (0.099 R)
• M11: 3,854,240 km (0.084 R)
• M12: 4,038,694 km (0.12 R)
• M13: 4,150,892 km (0.047 R)
• M14: 4,263,988 km (0.1 R)
• M15: 4,687,649 km (0.11 R)
• M16: 4,924,463 km (0.053 R)
• M17: 5,165,315 km (0.117 R)
• M18: 5,826,089 km (0.09 R)
• M19: 6,513,192 km (0.109 R)
• M20: 6,955,703 km (0.101 R)
• M21: 7,090,341 km (0.093 R)
• M22: 7,362,310 km (0.097 R)
• M23: 7,776,546 km (0.068 R)
• M24: 7,963,095 km (0.103 R)
• M25: 9,558,107 km (0.065 R)
• M26: 10,009,743 km (0.062 R)
• M27: 10,263,760 km (0.08 R)
• M28: 10,468,560 km (0.094 R)
• M29: 11,300,922 km (0.1 R)
• M30: 12,154,378 km (0.095 R)
• M31: 12,534,207 km (0.111 R)
• M32: 14,036,020 km (0.096 R)
• M33: 14,320,256 km (0.047 R)
• M34: 14,549,141 km (0.117 R)
• M35: 14,663,882 km (0.095 R)
• M36: 14,836,818 km (0.112 R)
• M37: 15,417,856 km (0.089 R)
• M38: 16,363,015 km (0.061 R)
• M39: 16,422,705 km (0.112 R)
• M40: 16,782,488 km (0.095 R)
• M41: 17,815,610 km (0.091 R)
• M42: 18,433,001 km (0.112 R)
• M43: 18,557,317 km (0.084 R)
• M44: 18,869,378 km (0.065 R)
• M45: 19,435,456 km (0.087 R)
• M46: 20,455,414 km (0.101 R)
• M47: 20,971,826 km (0.109 R)
• M48: 21,886,168 km (0.091 R)
• M49: 23,080,558 km (0.054 R)
• M50: 24,705,789 km (0.106 R)
• M51: 25,670,845 km (0.115 R)
• M52: 26,929,711 km (0.107 R)
• M53: 27,851,234 km (0.08 R)
• M54: 28,136,816 km (0.107 R)
• M55: 28,208,474 km (0.074 R)
• M56: 28,280,131 km (0.076 R)
• M57: 30,972,444 km (0.044 R)
• M58: 31,194,298 km (0.085 R)
• M59: 31,639,650 km (0.078 R)
• M60: 33,063,673 km (0.105 R)
• M61: 33,366,159 km (0.101 R)
• M62: 33,593,548 km (0.059 R)
• M63: 33,973,826 km (0.074 R)
• M64: 36,988,074 km (0.109 R)
• M65: 37,380,768 km (0.097 R)
• M66: 38,170,046 km (0.109 R)
• M67: 38,566,780 km (0.115 R)
• M68: 38,965,009 km (0.106 R)
• M69: 39,444,471 km (0.093 R)
• M70: 39,685,024 km (0.115 R)
• M71: 41,544,974 km (0.112 R)
• M72: 42,526,635 km (0.093 R)
• M73: 42,855,601 km (0.116 R)
• M74: 42,937,880 km (0.056 R)
• M75: 43,185,315 km (0.095 R)
• M76: 43,681,531 km (0.101 R)
• M77: 45,265,324 km (0.09 R)
• M78: 45,685,245 km (0.068 R)
• M79: 45,769,469 km (0.092 R)
• M80: 47,975,140 km (0.099 R)
• M81: 49,868,301 km (0.085 R)
• M82: 52,842,007 km (0.074 R)
• M83: 54,172,082 km (0.12 R)
• M84: 55,423,468 km (0.106 R)
• M85: 56,865,143 km (0.098 R)
• M86: 57,681,498 km (0.109 R)
• M87: 58,501,743 km (0.082 R)
• M88: 60,246,054 km (0.103 R)
• M89: 60,338,356 km (0.112 R)
• M90: 60,800,464 km (0.101 R)
• M91: 61,449,420 km (0.103 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 17,918 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit