🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.5 AU - 1.94 AU

Year: 800 Days

Day: 23.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,728,503 km

• M1: 686,355 km (0.082 R)
• M2: 952,938 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.71 AU - 2.15 AU

Year: 951 Days

Day: 17.4 Hours

Environment

Temp: -44 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.73 AU - 3.53 AU

Year: 1965 Days

Day: 18.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.14 AU - 3.2 AU

Year: 2002 Days

Day: 23.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,728,503 km

• M1: 1,978,581 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.23 AU - 4.25 AU

Year: 2566 Days

Day: 22.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,728,503 km

• M1: 343,626 km (0.066 R)
• M2: 1,828,385 km (0.07 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.01 AU - 5.13 AU

Year: 3466 Days

Day: 24.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.4

Radius: 9.2

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.66 AU - 6.06 AU

Year: 4402 Days

Day: 15 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 75,728,503 km

• M1: 132,394 km (0.11 R)
• M2: 235,168 km (0.087 R)
• M3: 371,900 km (0.092 R)
• M4: 674,686 km (0.082 R)
• M5: 801,695 km (0.099 R)
• M6: 1,267,393 km (0.067 R)
• M7: 1,352,514 km (0.085 R)
• M8: 1,875,658 km (0.105 R)
• M9: 2,015,831 km (0.101 R)
• M10: 2,381,299 km (0.107 R)
• M11: 2,626,340 km (0.094 R)
• M12: 2,847,446 km (0.112 R)
• M13: 2,944,086 km (0.092 R)
• M14: 3,207,079 km (0.108 R)
• M15: 3,668,439 km (0.071 R)
• M16: 4,114,241 km (0.025 R)
• M17: 4,187,244 km (0.119 R)
• M18: 4,577,246 km (0.116 R)
• M19: 5,372,359 km (0.113 R)
• M20: 5,492,336 km (0.073 R)
• M21: 5,593,016 km (0.062 R)
• M22: 5,837,010 km (0.063 R)
• M23: 6,001,717 km (0.071 R)
• M24: 6,293,582 km (0.096 R)
• M25: 6,526,207 km (0.112 R)
• M26: 7,307,258 km (0.114 R)
• M27: 7,551,850 km (0.057 R)
• M28: 7,641,459 km (0.116 R)
• M29: 7,980,747 km (0.059 R)
• M30: 8,209,632 km (0.068 R)
• M31: 8,697,321 km (0.074 R)
• M32: 8,909,152 km (0.044 R)
• M33: 9,652,204 km (0.074 R)
• M34: 9,773,827 km (0.094 R)
• M35: 9,920,583 km (0.113 R)
• M36: 10,241,021 km (0.085 R)
• M37: 10,791,093 km (0.12 R)
• M38: 10,866,789 km (0.05 R)
• M39: 11,018,781 km (0.119 R)
• M40: 11,171,520 km (0.093 R)
• M41: 11,737,599 km (0.062 R)
• M42: 12,313,102 km (0.101 R)
• M43: 12,498,154 km (0.068 R)
• M44: 12,604,219 km (0.107 R)
• M45: 12,763,990 km (0.045 R)
• M46: 13,518,561 km (0.12 R)
• M47: 13,627,618 km (0.109 R)
• M48: 13,983,811 km (0.111 R)
• M49: 14,149,266 km (0.116 R)
• M50: 15,240,433 km (0.111 R)
• M51: 16,040,332 km (0.081 R)
• M52: 16,329,356 km (0.054 R)
• M53: 16,503,637 km (0.1 R)
• M54: 17,030,072 km (0.1 R)
• M55: 17,206,897 km (0.057 R)
• M56: 17,710,892 km (0.114 R)
• M57: 18,009,639 km (0.099 R)
• M58: 18,219,674 km (0.098 R)
• M59: 18,460,826 km (0.081 R)
• M60: 18,581,851 km (0.104 R)
• M61: 18,946,271 km (0.052 R)
• M62: 19,805,860 km (0.108 R)
• M63: 20,085,010 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.7

Radius: 12.7

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.1 AU - 9.34 AU

Year: 7610 Days

Day: 8.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 75,728,503 km

• M1: 165,156 km (0.07 R)
• M2: 244,742 km (0.112 R)
• M3: 336,894 km (0.12 R)
• M4: 448,644 km (0.106 R)
• M5: 546,182 km (0.11 R)
• M6: 1,156,691 km (0.109 R)
• M7: 1,403,826 km (0.077 R)
• M8: 1,620,743 km (0.03 R)
• M9: 1,700,928 km (0.066 R)
• M10: 1,848,880 km (0.06 R)
• M11: 1,950,008 km (0.101 R)
• M12: 3,122,407 km (0.064 R)
• M13: 3,618,174 km (0.078 R)
• M14: 3,767,473 km (0.107 R)
• M15: 4,050,362 km (0.117 R)
• M16: 4,138,924 km (0.101 R)
• M17: 4,430,939 km (0.101 R)
• M18: 4,729,686 km (0.081 R)
• M19: 4,823,035 km (0.103 R)
• M20: 5,395,846 km (0.079 R)
• M21: 5,665,720 km (0.045 R)
• M22: 5,965,215 km (0.092 R)
• M23: 6,167,771 km (0.09 R)
• M24: 6,372,570 km (0.073 R)
• M25: 6,736,542 km (0.09 R)
• M26: 7,539,433 km (0.06 R)
• M27: 8,063,624 km (0.059 R)
• M28: 8,287,872 km (0.076 R)
• M29: 8,685,353 km (0.118 R)
• M30: 8,886,413 km (0.065 R)
• M31: 9,118,140 km (0.073 R)
• M32: 9,587,578 km (0.093 R)
• M33: 9,765,749 km (0.102 R)
• M34: 10,004,956 km (0.117 R)
• M35: 10,095,164 km (0.065 R)
• M36: 10,246,108 km (0.077 R)
• M37: 10,764,913 km (0.036 R)
• M38: 11,449,024 km (0.088 R)
• M39: 11,859,970 km (0.115 R)
• M40: 12,340,179 km (0.078 R)
• M41: 12,957,719 km (0.095 R)
• M42: 13,419,079 km (0.045 R)
• M43: 13,752,083 km (0.077 R)
• M44: 14,494,089 km (0.096 R)
• M45: 15,631,332 km (0.043 R)
• M46: 15,806,212 km (0.106 R)
• M47: 16,299,286 km (0.108 R)
• M48: 17,156,183 km (0.095 R)
• M49: 17,300,545 km (0.092 R)
• M50: 17,662,871 km (0.099 R)
• M51: 18,358,351 km (0.108 R)
• M52: 18,765,108 km (0.088 R)
• M53: 18,951,058 km (0.108 R)
• M54: 19,474,800 km (0.094 R)
• M55: 19,814,088 km (0.073 R)
• M56: 20,498,349 km (0.103 R)
• M57: 20,728,131 km (0.101 R)
• M58: 21,151,793 km (0.111 R)
• M59: 22,242,959 km (0.076 R)
• M60: 23,033,435 km (0.111 R)
• M61: 23,113,021 km (0.067 R)
• M62: 23,232,549 km (0.026 R)
• M63: 23,752,851 km (0.077 R)
• M64: 23,913,818 km (0.111 R)
• M65: 24,236,650 km (0.096 R)
• M66: 24,317,583 km (0.072 R)
• M67: 24,479,747 km (0.032 R)
• M68: 24,764,282 km (0.097 R)
• M69: 24,886,653 km (0.1 R)
• M70: 24,968,333 km (0.091 R)
• M71: 25,665,908 km (0.097 R)
• M72: 25,789,775 km (0.093 R)
• M73: 26,203,862 km (0.042 R)
• M74: 26,870,919 km (0.114 R)
• M75: 26,996,731 km (0.087 R)
• M76: 27,417,101 km (0.088 R)
• M77: 28,051,845 km (0.08 R)
• M78: 28,349,694 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.8

Radius: 8

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 14.81 AU - 21.23 AU

Year: 27137 Days

Day: 18.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 75,728,503 km

• M1: 164,109 km (0.055 R)
• M2: 267,182 km (0.091 R)
• M3: 594,652 km (0.103 R)
• M4: 845,677 km (0.084 R)
• M5: 1,183,319 km (0.1 R)
• M6: 1,560,605 km (0.104 R)
• M7: 1,973,645 km (0.081 R)
• M8: 2,175,602 km (0.04 R)
• M9: 3,243,282 km (0.069 R)
• M10: 3,892,686 km (0.11 R)
• M11: 5,260,908 km (0.085 R)
• M12: 6,264,411 km (0.104 R)
• M13: 6,362,996 km (0.084 R)
• M14: 6,712,307 km (0.099 R)
• M15: 9,214,780 km (0.099 R)
• M16: 10,416,649 km (0.041 R)
• M17: 10,592,277 km (0.057 R)
• M18: 11,184,984 km (0.102 R)
• M19: 12,032,905 km (0.11 R)
• M20: 12,217,209 km (0.105 R)
• M21: 12,340,628 km (0.079 R)
• M22: 13,089,963 km (0.069 R)
• M23: 13,597,698 km (0.068 R)
• M24: 13,725,754 km (0.094 R)
• M25: 13,789,782 km (0.078 R)
• M26: 14,047,240 km (0.115 R)
• M27: 14,895,161 km (0.108 R)
• M28: 14,960,984 km (0.07 R)
• M29: 15,159,351 km (0.084 R)
• M30: 15,358,465 km (0.107 R)
• M31: 15,961,195 km (0.103 R)
• M32: 16,299,436 km (0.112 R)
• M33: 16,435,420 km (0.032 R)
• M34: 16,776,803 km (0.095 R)
• M35: 17,189,843 km (0.081 R)
• M36: 17,466,898 km (0.115 R)
• M37: 20,685,047 km (0.1 R)
• M38: 21,573,509 km (0.061 R)
• M39: 22,097,550 km (0.054 R)
• M40: 22,248,046 km (0.089 R)
• M41: 22,323,443 km (0.069 R)
• M42: 22,398,990 km (0.095 R)
• M43: 22,625,780 km (0.114 R)
• M44: 23,311,088 km (0.027 R)
• M45: 23,925,935 km (0.103 R)
• M46: 24,936,469 km (0.088 R)
• M47: 26,998,975 km (0.094 R)
• M48: 29,611,552 km (0.101 R)
• M49: 30,277,263 km (0.099 R)
• M50: 30,611,913 km (0.074 R)
• M51: 30,779,762 km (0.076 R)
• M52: 31,200,581 km (0.05 R)
• M53: 31,792,988 km (0.103 R)
• M54: 32,218,445 km (0.095 R)
• M55: 32,560,126 km (0.085 R)
• M56: 32,645,696 km (0.049 R)
• M57: 33,333,248 km (0.103 R)
• M58: 34,025,587 km (0.064 R)
• M59: 35,073,071 km (0.066 R)
• M60: 35,688,966 km (0.091 R)
• M61: 37,737,559 km (0.099 R)
• M62: 39,094,112 km (0.084 R)
• M63: 39,367,278 km (0.114 R)
• M64: 40,007,258 km (0.101 R)
• M65: 40,098,961 km (0.11 R)
• M66: 40,282,667 km (0.115 R)
• M67: 43,164,371 km (0.062 R)
• M68: 45,632,138 km (0.12 R)
• M69: 46,111,898 km (0.05 R)
• M70: 47,852,918 km (0.077 R)
• M71: 48,438,145 km (0.104 R)
• M72: 49,222,038 km (0.073 R)
• M73: 51,000,906 km (0.097 R)
• M74: 51,598,550 km (0.079 R)
• M75: 52,298,817 km (0.081 R)
• M76: 52,700,338 km (0.06 R)
• M77: 53,405,542 km (0.115 R)
• M78: 54,519,897 km (0.12 R)
• M79: 56,565,648 km (0.119 R)
• M80: 57,081,012 km (0.08 R)
• M81: 58,012,558 km (0.04 R)
• M82: 58,532,261 km (0.067 R)
• M83: 62,745,237 km (0.086 R)
• M84: 63,492,478 km (0.114 R)
• M85: 64,780,366 km (0.095 R)
• M86: 65,751,855 km (0.108 R)
• M87: 65,860,163 km (0.103 R)
• M88: 66,076,781 km (0.096 R)
• M89: 69,135,010 km (0.119 R)
• M90: 70,792,256 km (0.058 R)
• M91: 71,236,412 km (0.11 R)
• M92: 71,347,563 km (0.113 R)
• M93: 75,388,501 km (0.043 R)
• M94: 75,615,141 km (0.112 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 19,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit