🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.52 AU - 0.62 AU

Year: 278 Days

Day: 13.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.49 AU - 0.75 AU

Year: 315 Days

Day: 46.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.4

Radius: 15

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.54 AU - 0.86 AU

Year: 378 Days

Day: 5.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,262,738 km

• M1: 186,698 km (0.069 R)
• M2: 290,519 km (0.106 R)
• M3: 383,868 km (0.101 R)
• M4: 489,335 km (0.073 R)
• M5: 673,490 km (0.064 R)
• M6: 838,197 km (0.104 R)
• M7: 1,022,202 km (0.075 R)
• M8: 1,128,566 km (0.03 R)
• M9: 1,229,844 km (0.111 R)
• M10: 1,419,085 km (0.112 R)
• M11: 1,549,236 km (0.08 R)
• M12: 1,719,328 km (0.088 R)
• M13: 1,848,431 km (0.104 R)
• M14: 1,943,576 km (0.089 R)
• M15: 2,067,742 km (0.053 R)
• M16: 2,301,563 km (0.06 R)
• M17: 2,433,509 km (0.112 R)
• M18: 2,544,361 km (0.085 R)
• M19: 2,844,604 km (0.099 R)
• M20: 2,974,305 km (0.116 R)
• M21: 3,087,102 km (0.061 R)
• M22: 3,233,259 km (0.108 R)
• M23: 3,447,184 km (0.039 R)
• M24: 3,746,679 km (0.066 R)
• M25: 3,930,534 km (0.11 R)
• M26: 4,110,501 km (0.08 R)
• M27: 4,357,038 km (0.091 R)
• M28: 4,457,119 km (0.116 R)
• M29: 4,710,538 km (0.093 R)
• M30: 4,879,733 km (0.12 R)
• M31: 5,081,092 km (0.088 R)
• M32: 5,178,929 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.9

Radius: 9.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.69 AU - 1.13 AU

Year: 561 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 118.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 86,262,738 km

• M1: 144,512 km (0.063 R)
• M2: 213,027 km (0.093 R)
• M3: 289,771 km (0.118 R)
• M4: 391,946 km (0.088 R)
• M5: 508,782 km (0.096 R)
• M6: 780,302 km (0.114 R)
• M7: 849,118 km (0.028 R)
• M8: 941,419 km (0.111 R)
• M9: 1,046,138 km (0.115 R)
• M10: 1,136,645 km (0.085 R)
• M11: 1,234,631 km (0.103 R)
• M12: 1,311,225 km (0.051 R)
• M13: 1,419,385 km (0.082 R)
• M14: 1,479,673 km (0.101 R)
• M15: 1,561,353 km (0.076 R)
• M16: 1,634,207 km (0.108 R)
• M17: 1,702,873 km (0.111 R)
• M18: 1,810,583 km (0.11 R)
• M19: 1,965,118 km (0.117 R)
• M20: 2,032,736 km (0.107 R)
• M21: 2,118,306 km (0.114 R)
• M22: 2,182,035 km (0.112 R)
• M23: 2,293,335 km (0.092 R)
• M24: 2,364,694 km (0.052 R)
• M25: 2,436,800 km (0.118 R)
• M26: 2,497,536 km (0.112 R)
• M27: 2,632,773 km (0.11 R)
• M28: 2,770,553 km (0.107 R)
• M29: 2,872,279 km (0.073 R)
• M30: 2,975,352 km (0.101 R)
• M31: 3,125,548 km (0.093 R)
• M32: 3,185,088 km (0.118 R)
• M33: 3,460,947 km (0.025 R)
• M34: 3,529,463 km (0.116 R)
• M35: 3,598,427 km (0.093 R)
• M36: 3,702,697 km (0.077 R)
• M37: 3,857,381 km (0.111 R)
• M38: 3,921,409 km (0.088 R)
• M39: 4,064,724 km (0.109 R)
• M40: 4,195,323 km (0.055 R)
• M41: 4,260,996 km (0.061 R)
• M42: 4,349,259 km (0.097 R)
• M43: 4,445,600 km (0.094 R)
• M44: 4,640,526 km (0.06 R)
• M45: 4,700,963 km (0.055 R)
• M46: 4,792,218 km (0.102 R)
• M47: 4,930,297 km (0.114 R)
• M48: 5,030,827 km (0.049 R)
• M49: 5,108,618 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.2

Radius: 14.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.58 AU - 2.18 AU

Year: 1664 Days

Day: 14.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 86,262,738 km

• M1: 220,058 km (0.108 R)
• M2: 316,699 km (0.118 R)
• M3: 420,819 km (0.054 R)
• M4: 515,664 km (0.117 R)
• M5: 806,781 km (0.109 R)
• M6: 924,964 km (0.049 R)
• M7: 1,161,927 km (0.12 R)
• M8: 1,268,590 km (0.118 R)
• M9: 1,378,694 km (0.075 R)
• M10: 1,577,210 km (0.101 R)
• M11: 1,685,669 km (0.119 R)
• M12: 1,853,218 km (0.113 R)
• M13: 2,038,421 km (0.107 R)
• M14: 2,157,500 km (0.098 R)
• M15: 2,415,258 km (0.087 R)
• M16: 2,579,965 km (0.07 R)
• M17: 2,709,367 km (0.056 R)
• M18: 3,193,316 km (0.1 R)
• M19: 3,304,767 km (0.051 R)
• M20: 3,403,202 km (0.079 R)
• M21: 3,895,977 km (0.103 R)
• M22: 4,349,708 km (0.036 R)
• M23: 4,442,608 km (0.049 R)
• M24: 4,661,769 km (0.091 R)
• M25: 4,772,770 km (0.036 R)
• M26: 4,868,513 km (0.114 R)
• M27: 5,111,011 km (0.117 R)
• M28: 5,209,147 km (0.105 R)
• M29: 5,357,549 km (0.087 R)
• M30: 5,490,541 km (0.11 R)
• M31: 5,624,880 km (0.079 R)
• M32: 5,811,129 km (0.083 R)
• M33: 6,068,587 km (0.119 R)
• M34: 6,312,432 km (0.065 R)
• M35: 6,773,642 km (0.099 R)
• M36: 7,654,025 km (0.105 R)
• M37: 7,747,823 km (0.057 R)
• M38: 7,917,767 km (0.091 R)
• M39: 8,126,904 km (0.1 R)
• M40: 8,222,647 km (0.108 R)
• M41: 8,765,837 km (0.099 R)
• M42: 8,982,455 km (0.086 R)
• M43: 9,220,764 km (0.102 R)
• M44: 9,320,546 km (0.058 R)
• M45: 9,521,605 km (0.096 R)
• M46: 9,663,125 km (0.078 R)
• M47: 10,030,238 km (0.08 R)
• M48: 10,236,234 km (0.098 R)
• M49: 10,568,641 km (0.117 R)
• M50: 11,329,795 km (0.088 R)
• M51: 11,803,721 km (0.077 R)
• M52: 11,934,170 km (0.086 R)
• M53: 12,218,256 km (0.103 R)
• M54: 12,372,193 km (0.061 R)
• M55: 12,837,891 km (0.111 R)
• M56: 12,972,080 km (0.087 R)
• M57: 13,196,627 km (0.042 R)
• M58: 13,377,191 km (0.097 R)
• M59: 13,786,641 km (0.073 R)
• M60: 13,878,194 km (0.088 R)
• M61: 14,131,015 km (0.079 R)
• M62: 14,246,355 km (0.089 R)
• M63: 15,016,036 km (0.081 R)
• M64: 15,417,706 km (0.112 R)
• M65: 15,823,116 km (0.061 R)
• M66: 16,280,287 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.5

Radius: 8

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.7 AU - 11.28 AU

Year: 23524 Days

Day: 23.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 86,262,738 km

• M1: 361,728 km (0.053 R)
• M2: 977,472 km (0.067 R)
• M3: 1,661,135 km (0.11 R)
• M4: 2,310,539 km (0.109 R)
• M5: 2,503,820 km (0.111 R)
• M6: 2,865,248 km (0.119 R)
• M7: 4,138,176 km (0.091 R)
• M8: 5,105,177 km (0.085 R)
• M9: 5,255,972 km (0.092 R)
• M10: 5,665,720 km (0.074 R)
• M11: 6,624,792 km (0.083 R)
• M12: 6,844,701 km (0.107 R)
• M13: 7,011,353 km (0.1 R)
• M14: 7,179,202 km (0.056 R)
• M15: 7,348,397 km (0.073 R)
• M16: 7,405,095 km (0.092 R)
• M17: 7,461,942 km (0.049 R)
• M18: 7,690,827 km (0.085 R)
• M19: 10,484,567 km (0.108 R)
• M20: 11,325,456 km (0.081 R)
• M21: 11,456,654 km (0.079 R)
• M22: 12,187,888 km (0.106 R)
• M23: 12,389,845 km (0.101 R)
• M24: 12,729,133 km (0.103 R)
• M25: 12,797,350 km (0.089 R)
• M26: 13,764,949 km (0.04 R)
• M27: 15,405,140 km (0.083 R)
• M28: 16,880,923 km (0.043 R)
• M29: 17,408,106 km (0.103 R)
• M30: 17,635,644 km (0.082 R)
• M31: 19,727,920 km (0.119 R)
• M32: 20,522,584 km (0.064 R)
• M33: 20,602,619 km (0.077 R)
• M34: 21,084,922 km (0.073 R)
• M35: 23,720,089 km (0.117 R)
• M36: 25,849,914 km (0.112 R)
• M37: 26,109,466 km (0.074 R)
• M38: 26,631,413 km (0.118 R)
• M39: 27,332,728 km (0.096 R)
• M40: 27,597,217 km (0.057 R)
• M41: 27,685,629 km (0.098 R)
• M42: 28,842,918 km (0.09 R)
• M43: 29,472,725 km (0.063 R)
• M44: 30,016,065 km (0.073 R)
• M45: 30,289,081 km (0.069 R)
• M46: 30,745,803 km (0.086 R)
• M47: 31,296,772 km (0.059 R)
• M48: 31,851,182 km (0.118 R)
• M49: 31,943,933 km (0.068 R)
• M50: 33,251,119 km (0.095 R)
• M51: 33,345,216 km (0.066 R)
• M52: 34,861,989 km (0.117 R)
• M53: 35,053,175 km (0.118 R)
• M54: 37,864,119 km (0.112 R)
• M55: 39,645,081 km (0.088 R)
• M56: 41,756,954 km (0.101 R)
• M57: 43,082,691 km (0.068 R)
• M58: 43,699,034 km (0.082 R)
• M59: 44,215,147 km (0.073 R)
• M60: 44,525,562 km (0.068 R)
• M61: 46,089,159 km (0.119 R)
• M62: 46,299,045 km (0.076 R)
• M63: 47,141,580 km (0.111 R)
• M64: 50,022,386 km (0.1 R)
• M65: 50,237,957 km (0.115 R)
• M66: 50,345,967 km (0.117 R)
• M67: 51,103,680 km (0.061 R)
• M68: 52,520,970 km (0.112 R)
• M69: 52,959,591 km (0.106 R)
• M70: 53,179,350 km (0.091 R)
• M71: 54,948,644 km (0.116 R)
• M72: 55,171,096 km (0.116 R)
• M73: 55,505,448 km (0.099 R)
• M74: 57,525,468 km (0.116 R)
• M75: 59,912,601 km (0.075 R)
• M76: 60,830,384 km (0.114 R)
• M77: 61,752,954 km (0.066 R)
• M78: 64,313,471 km (0.118 R)
• M79: 65,606,745 km (0.097 R)
• M80: 66,197,507 km (0.117 R)
• M81: 66,434,170 km (0.12 R)
• M82: 66,789,914 km (0.083 R)
• M83: 67,027,326 km (0.078 R)
• M84: 67,622,277 km (0.081 R)
• M85: 68,817,414 km (0.111 R)
• M86: 73,544,408 km (0.069 R)
• M87: 75,019,742 km (0.043 R)
• M88: 75,266,728 km (0.032 R)
• M89: 75,513,864 km (0.107 R)
• M90: 76,132,750 km (0.115 R)
• M91: 76,877,747 km (0.095 R)
• M92: 79,127,251 km (0.058 R)
• M93: 80,260,155 km (0.103 R)
• M94: 80,765,347 km (0.112 R)
• M95: 81,525,155 km (0.056 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 17,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit