🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.58 AU - 0.84 AU

Year: 263 Days

Day: 31.3 Hours

Environment

Temp: -19 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 74,461,466 km

• M1: 17,802 km (0.091 R)
• M2: 254,017 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.14 AU - 1.16 AU

Year: 542 Days

Day: 26.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,461,466 km

• M1: 815,757 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.31 AU - 1.69 AU

Year: 808 Days

Day: 13.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.2

Radius: 9

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.17 AU - 3.79 AU

Year: 2855 Days

Day: 12.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 74,461,466 km

• M1: 116,986 km (0.115 R)
• M2: 177,124 km (0.116 R)
• M3: 521,947 km (0.094 R)
• M4: 606,470 km (0.087 R)
• M5: 762,052 km (0.094 R)
• M6: 941,569 km (0.045 R)
• M7: 1,146,219 km (0.099 R)
• M8: 1,236,875 km (0.079 R)
• M9: 1,306,438 km (0.099 R)
• M10: 1,365,380 km (0.069 R)
• M11: 1,523,206 km (0.09 R)
• M12: 1,598,154 km (0.109 R)
• M13: 1,817,315 km (0.116 R)
• M14: 1,897,051 km (0.035 R)
• M15: 2,400,148 km (0.106 R)
• M16: 2,591,783 km (0.046 R)
• M17: 2,912,072 km (0.093 R)
• M18: 3,037,435 km (0.068 R)
• M19: 3,116,722 km (0.118 R)
• M20: 3,212,764 km (0.054 R)
• M21: 3,375,078 km (0.088 R)
• M22: 3,507,023 km (0.036 R)
• M23: 3,573,594 km (0.063 R)
• M24: 3,844,067 km (0.071 R)
• M25: 3,947,289 km (0.057 R)
• M26: 4,016,553 km (0.081 R)
• M27: 4,513,218 km (0.066 R)
• M28: 4,824,232 km (0.079 R)
• M29: 4,991,782 km (0.104 R)
• M30: 5,048,031 km (0.06 R)
• M31: 5,161,276 km (0.057 R)
• M32: 5,294,269 km (0.074 R)
• M33: 5,544,546 km (0.097 R)
• M34: 5,602,889 km (0.053 R)
• M35: 5,661,382 km (0.078 R)
• M36: 6,257,829 km (0.065 R)
• M37: 6,338,911 km (0.075 R)
• M38: 6,399,947 km (0.041 R)
• M39: 6,481,627 km (0.05 R)
• M40: 6,978,890 km (0.12 R)
• M41: 7,147,337 km (0.085 R)
• M42: 7,317,281 km (0.11 R)
• M43: 8,076,041 km (0.076 R)
• M44: 8,342,026 km (0.12 R)
• M45: 8,633,443 km (0.073 R)
• M46: 8,950,889 km (0.09 R)
• M47: 9,180,073 km (0.097 R)
• M48: 9,644,276 km (0.118 R)
• M49: 10,163,829 km (0.108 R)
• M50: 10,259,123 km (0.111 R)
• M51: 11,551,648 km (0.069 R)
• M52: 11,676,114 km (0.09 R)
• M53: 11,776,195 km (0.106 R)
• M54: 11,926,690 km (0.052 R)
• M55: 12,027,370 km (0.107 R)
• M56: 12,356,485 km (0.082 R)
• M57: 12,458,511 km (0.065 R)
• M58: 12,765,785 km (0.105 R)
• M59: 13,023,841 km (0.107 R)
• M60: 14,393,410 km (0.095 R)
• M61: 14,608,232 km (0.085 R)
• M62: 14,851,029 km (0.083 R)
• M63: 14,932,411 km (0.115 R)
• M64: 15,068,096 km (0.11 R)
• M65: 15,395,566 km (0.076 R)
• M66: 15,891,333 km (0.066 R)
• M67: 16,420,161 km (0.034 R)
• M68: 16,870,002 km (0.104 R)
• M69: 16,954,824 km (0.089 R)
• M70: 17,210,038 km (0.056 R)
• M71: 17,295,459 km (0.118 R)
• M72: 17,352,455 km (0.103 R)
• M73: 18,156,993 km (0.053 R)
• M74: 18,330,975 km (0.089 R)
• M75: 18,534,578 km (0.114 R)
• M76: 18,826,892 km (0.095 R)
• M77: 18,914,856 km (0.098 R)
• M78: 19,120,702 km (0.106 R)
• M79: 19,268,056 km (0.111 R)
• M80: 19,386,388 km (0.081 R)
• M81: 19,475,249 km (0.066 R)
• M82: 19,951,270 km (0.086 R)
• M83: 20,011,109 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.2

Radius: 9.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.08 AU - 4.72 AU

Year: 4058 Days

Day: 13.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 97.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 74,461,466 km

• M1: 191,485 km (0.047 R)
• M2: 289,173 km (0.081 R)
• M3: 418,276 km (0.083 R)
• M4: 577,597 km (0.048 R)
• M5: 686,804 km (0.082 R)
• M6: 803,640 km (0.094 R)
• M7: 869,612 km (0.116 R)
• M8: 977,024 km (0.119 R)
• M9: 1,037,611 km (0.094 R)
• M10: 1,428,959 km (0.11 R)
• M11: 1,605,185 km (0.075 R)
• M12: 1,702,125 km (0.093 R)
• M13: 1,914,853 km (0.099 R)
• M14: 2,109,779 km (0.106 R)
• M15: 2,189,664 km (0.049 R)
• M16: 2,311,287 km (0.073 R)
• M17: 2,491,104 km (0.102 R)
• M18: 2,661,346 km (0.116 R)
• M19: 2,820,668 km (0.103 R)
• M20: 3,426,689 km (0.104 R)
• M21: 3,552,650 km (0.117 R)
• M22: 3,616,379 km (0.087 R)
• M23: 3,680,257 km (0.106 R)
• M24: 3,940,109 km (0.1 R)
• M25: 4,055,598 km (0.115 R)
• M26: 4,189,189 km (0.084 R)
• M27: 4,477,614 km (0.051 R)
• M28: 4,546,429 km (0.054 R)
• M29: 4,842,932 km (0.067 R)
• M30: 5,658,091 km (0.109 R)
• M31: 5,958,184 km (0.114 R)
• M32: 6,053,029 km (0.103 R)
• M33: 6,186,770 km (0.076 R)
• M34: 6,398,750 km (0.033 R)
• M35: 6,632,870 km (0.067 R)
• M36: 6,711,409 km (0.116 R)
• M37: 6,810,144 km (0.028 R)
• M38: 6,989,213 km (0.093 R)
• M39: 7,556,039 km (0.115 R)
• M40: 7,658,813 km (0.073 R)
• M41: 7,928,089 km (0.05 R)
• M42: 8,053,601 km (0.102 R)
• M43: 8,690,440 km (0.082 R)
• M44: 9,476,128 km (0.117 R)
• M45: 11,067,998 km (0.12 R)
• M46: 11,138,010 km (0.057 R)
• M47: 11,561,522 km (0.066 R)
• M48: 11,656,367 km (0.102 R)
• M49: 11,775,297 km (0.101 R)
• M50: 11,894,527 km (0.08 R)
• M51: 12,110,396 km (0.113 R)
• M52: 12,765,486 km (0.106 R)
• M53: 12,888,156 km (0.058 R)
• M54: 14,902,192 km (0.119 R)
• M55: 15,290,698 km (0.1 R)
• M56: 15,577,776 km (0.101 R)
• M57: 15,656,315 km (0.072 R)
• M58: 15,892,829 km (0.059 R)
• M59: 16,024,774 km (0.065 R)
• M60: 16,369,597 km (0.064 R)
• M61: 16,502,740 km (0.107 R)
• M62: 16,582,924 km (0.034 R)
• M63: 16,663,108 km (0.112 R)
• M64: 16,904,709 km (0.084 R)
• M65: 17,147,357 km (0.117 R)
• M66: 17,391,201 km (0.1 R)
• M67: 17,527,186 km (0.081 R)
• M68: 17,636,243 km (0.082 R)
• M69: 17,718,222 km (0.075 R)
• M70: 17,909,857 km (0.111 R)
• M71: 18,212,344 km (0.074 R)
• M72: 18,295,221 km (0.054 R)
• M73: 18,405,774 km (0.117 R)
• M74: 18,488,950 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.9

Radius: 9.6

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.24 AU - 9.34 AU

Year: 9560 Days

Day: 8.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 74,461,466 km

• M1: 127,457 km (0.095 R)
• M2: 219,161 km (0.075 R)
• M3: 291,267 km (0.083 R)
• M4: 362,775 km (0.1 R)
• M5: 670,498 km (0.098 R)
• M6: 843,882 km (0.077 R)
• M7: 2,646,237 km (0.106 R)
• M8: 3,040,427 km (0.062 R)
• M9: 3,156,365 km (0.093 R)
• M10: 3,393,029 km (0.036 R)
• M11: 3,513,456 km (0.117 R)
• M12: 4,041,536 km (0.09 R)
• M13: 4,201,606 km (0.084 R)
• M14: 4,896,787 km (0.058 R)
• M15: 4,998,962 km (0.1 R)
• M16: 5,344,982 km (0.099 R)
• M17: 5,556,364 km (0.084 R)
• M18: 5,734,535 km (0.048 R)
• M19: 6,023,708 km (0.045 R)
• M20: 6,280,717 km (0.081 R)
• M21: 6,578,866 km (0.055 R)
• M22: 8,178,216 km (0.091 R)
• M23: 8,340,380 km (0.029 R)
• M24: 8,585,871 km (0.102 R)
• M25: 9,719,374 km (0.087 R)
• M26: 9,891,411 km (0.078 R)
• M27: 10,325,694 km (0.088 R)
• M28: 10,988,712 km (0.093 R)
• M29: 11,711,269 km (0.117 R)
• M30: 12,355,887 km (0.115 R)
• M31: 12,448,936 km (0.119 R)
• M32: 12,870,653 km (0.111 R)
• M33: 13,154,290 km (0.089 R)
• M34: 13,535,915 km (0.094 R)
• M35: 13,920,979 km (0.099 R)
• M36: 14,358,553 km (0.111 R)
• M37: 14,652,812 km (0.05 R)
• M38: 14,800,765 km (0.071 R)
• M39: 15,048,349 km (0.11 R)
• M40: 15,247,314 km (0.118 R)
• M41: 16,001,587 km (0.095 R)
• M42: 16,103,014 km (0.068 R)
• M43: 16,357,779 km (0.078 R)
• M44: 16,871,049 km (0.084 R)
• M45: 17,337,496 km (0.092 R)
• M46: 17,703,262 km (0.072 R)
• M47: 18,018,914 km (0.096 R)
• M48: 19,030,345 km (0.11 R)
• M49: 19,353,626 km (0.051 R)
• M50: 19,950,970 km (0.115 R)
• M51: 21,163,910 km (0.104 R)
• M52: 21,331,160 km (0.097 R)
• M53: 22,287,091 km (0.093 R)
• M54: 22,514,031 km (0.097 R)
• M55: 23,084,896 km (0.118 R)
• M56: 23,199,638 km (0.075 R)
• M57: 24,825,767 km (0.113 R)
• M58: 24,943,201 km (0.053 R)
• M59: 26,548,386 km (0.081 R)
• M60: 26,668,513 km (0.108 R)
• M61: 27,758,633 km (0.081 R)
• M62: 28,247,818 km (0.113 R)
• M63: 28,925,197 km (0.105 R)
• M64: 28,986,981 km (0.035 R)
• M65: 32,712,566 km (0.062 R)
• M66: 32,841,520 km (0.074 R)
• M67: 34,205,254 km (0.088 R)
• M68: 34,270,628 km (0.111 R)
• M69: 35,124,682 km (0.115 R)
• M70: 36,385,493 km (0.096 R)
• M71: 36,652,825 km (0.04 R)
• M72: 38,066,824 km (0.1 R)
• M73: 38,202,509 km (0.034 R)
• M74: 38,474,179 km (0.113 R)
• M75: 40,048,846 km (0.114 R)
• M76: 41,994,217 km (0.109 R)
• M77: 42,485,346 km (0.115 R)
• M78: 42,978,271 km (0.099 R)
• M79: 44,683,089 km (0.115 R)
• M80: 44,897,762 km (0.118 R)
• M81: 45,328,155 km (0.101 R)
• M82: 45,471,769 km (0.119 R)
• M83: 46,048,319 km (0.074 R)
• M84: 47,281,454 km (0.102 R)
• M85: 48,011,941 km (0.077 R)
• M86: 48,672,415 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.4

Radius: 4.8

Gravity: 36.09 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 10.09 AU - 13.29 AU

Year: 17575 Days

Day: 17 Hours

Environment

Temp: -210 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 74,461,466 km

• M1: 446,250 km (0.089 R)
• M2: 610,808 km (0.116 R)
• M3: 793,766 km (0.047 R)
• M4: 1,408,165 km (0.099 R)
• M5: 1,711,699 km (0.104 R)
• M6: 2,412,415 km (0.063 R)
• M7: 2,774,143 km (0.113 R)
• M8: 4,125,311 km (0.03 R)
• M9: 4,643,967 km (0.117 R)
• M10: 4,776,810 km (0.109 R)
• M11: 5,836,561 km (0.101 R)
• M12: 5,884,283 km (0.099 R)
• M13: 6,614,769 km (0.07 R)
• M14: 7,168,580 km (0.065 R)
• M15: 7,322,217 km (0.05 R)
• M16: 7,425,290 km (0.093 R)
• M17: 7,580,573 km (0.116 R)
• M18: 8,373,741 km (0.055 R)
• M19: 9,359,890 km (0.113 R)
• M20: 9,415,840 km (0.028 R)
• M21: 10,382,242 km (0.079 R)
• M22: 10,614,119 km (0.061 R)
• M23: 10,672,462 km (0.096 R)
• M24: 11,260,830 km (0.109 R)
• M25: 11,320,220 km (0.092 R)
• M26: 11,499,140 km (0.117 R)
• M27: 11,920,258 km (0.115 R)
• M28: 12,041,432 km (0.099 R)
• M29: 12,163,055 km (0.064 R)
• M30: 12,224,091 km (0.1 R)
• M31: 12,715,520 km (0.075 R)
• M32: 13,150,850 km (0.07 R)
• M33: 15,664,094 km (0.068 R)
• M34: 16,331,749 km (0.082 R)
• M35: 17,008,829 km (0.038 R)
• M36: 17,213,629 km (0.083 R)
• M37: 17,971,940 km (0.115 R)
• M38: 18,530,239 km (0.091 R)
• M39: 20,673,977 km (0.109 R)
• M40: 21,332,208 km (0.054 R)
• M41: 21,700,817 km (0.08 R)
• M42: 23,196,496 km (0.095 R)
• M43: 23,956,603 km (0.065 R)
• M44: 24,493,659 km (0.066 R)
• M45: 25,267,679 km (0.086 R)
• M46: 27,557,274 km (0.091 R)
• M47: 28,281,178 km (0.055 R)
• M48: 28,361,961 km (0.051 R)
• M49: 29,011,365 km (0.118 R)
• M50: 31,657,453 km (0.119 R)
• M51: 31,825,301 km (0.12 R)
• M52: 32,669,482 km (0.101 R)
• M53: 33,094,191 km (0.103 R)
• M54: 37,264,082 km (0.086 R)
• M55: 37,796,800 km (0.112 R)
• M56: 38,511,129 km (0.072 R)
• M57: 38,869,865 km (0.118 R)
• M58: 41,504,134 km (0.109 R)
• M59: 41,964,148 km (0.116 R)
• M60: 42,148,602 km (0.111 R)
• M61: 43,540,610 km (0.116 R)
• M62: 44,195,400 km (0.102 R)
• M63: 44,759,234 km (0.117 R)
• M64: 45,989,078 km (0.109 R)
• M65: 46,464,949 km (0.115 R)
• M66: 47,613,861 km (0.083 R)
• M67: 47,806,393 km (0.045 R)
• M68: 48,481,678 km (0.091 R)
• M69: 49,354,731 km (0.116 R)
• M70: 49,452,119 km (0.04 R)
• M71: 49,744,434 km (0.072 R)
• M72: 49,939,659 km (0.071 R)
• M73: 51,017,960 km (0.093 R)
• M74: 51,708,205 km (0.101 R)
• M75: 52,998,038 km (0.025 R)
• M76: 53,297,233 km (0.081 R)
• M77: 54,097,881 km (0.063 R)
• M78: 55,104,076 km (0.089 R)
• M79: 57,237,342 km (0.041 R)
• M80: 57,339,517 km (0.041 R)
• M81: 58,468,383 km (0.109 R)
• M82: 58,880,675 km (0.09 R)
• M83: 59,397,386 km (0.101 R)
• M84: 60,331,325 km (0.086 R)
• M85: 60,643,686 km (0.057 R)
• M86: 61,688,776 km (0.091 R)
• M87: 63,585,079 km (0.092 R)
• M88: 63,902,974 km (0.079 R)
• M89: 65,393,418 km (0.084 R)
• M90: 65,714,305 km (0.084 R)
• M91: 67,110,802 km (0.102 R)
• M92: 69,932,965 km (0.092 R)
• M93: 70,042,321 km (0.106 R)
• M94: 71,138,575 km (0.075 R)
• M95: 73,792,890 km (0.039 R)
• M96: 74,461,443 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 15,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit