🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.86 AU - 0.88 AU

Year: 309 Days

Day: 24.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.87 AU - 1.25 AU

Year: 416 Days

Day: 35.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 80,335,129 km

• M1: 37,699 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.34 AU - 3 AU

Year: 1661 Days

Day: 27 Hours

Environment

Temp: -113 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,335,129 km

• M1: 844,330 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.03 AU - 5.05 AU

Year: 3092 Days

Day: 24.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.3

Radius: 9.7

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.23 AU - 4.59 AU

Year: 3527 Days

Day: 10.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 80,335,129 km

• M1: 134,189 km (0.047 R)
• M2: 265,087 km (0.114 R)
• M3: 346,020 km (0.053 R)
• M4: 423,512 km (0.119 R)
• M5: 703,559 km (0.087 R)
• M6: 795,113 km (0.119 R)
• M7: 1,351,916 km (0.104 R)
• M8: 1,429,108 km (0.068 R)
• M9: 1,539,661 km (0.107 R)
• M10: 1,694,345 km (0.086 R)
• M11: 1,828,684 km (0.082 R)
• M12: 1,992,943 km (0.086 R)
• M13: 2,533,889 km (0.077 R)
• M14: 2,717,745 km (0.109 R)
• M15: 3,037,136 km (0.062 R)
• M16: 3,160,105 km (0.094 R)
• M17: 3,389,738 km (0.086 R)
• M18: 3,474,710 km (0.027 R)
• M19: 3,832,548 km (0.097 R)
• M20: 3,976,760 km (0.041 R)
• M21: 4,066,369 km (0.093 R)
• M22: 4,213,574 km (0.108 R)
• M23: 4,583,380 km (0.05 R)
• M24: 4,903,669 km (0.111 R)
• M25: 5,109,066 km (0.102 R)
• M26: 5,194,487 km (0.111 R)
• M27: 5,280,356 km (0.072 R)
• M28: 5,553,522 km (0.081 R)
• M29: 5,666,468 km (0.086 R)
• M30: 5,882,188 km (0.116 R)
• M31: 6,126,332 km (0.033 R)
• M32: 6,191,257 km (0.119 R)
• M33: 6,269,348 km (0.08 R)
• M34: 6,505,712 km (0.05 R)
• M35: 6,571,834 km (0.065 R)
• M36: 6,892,572 km (0.032 R)
• M37: 7,136,566 km (0.114 R)
• M38: 7,383,253 km (0.09 R)
• M39: 7,480,043 km (0.102 R)
• M40: 7,619,020 km (0.11 R)
• M41: 7,899,516 km (0.107 R)
• M42: 8,485,042 km (0.063 R)
• M43: 8,586,469 km (0.075 R)
• M44: 8,863,674 km (0.105 R)
• M45: 9,114,250 km (0.054 R)
• M46: 9,895,151 km (0.079 R)
• M47: 10,109,076 km (0.102 R)
• M48: 10,170,411 km (0.055 R)
• M49: 10,247,454 km (0.071 R)
• M50: 10,309,088 km (0.03 R)
• M51: 10,432,806 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705

Radius: 13

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.53 AU - 4.93 AU

Year: 3917 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 80,335,129 km

• M1: 295,456 km (0.094 R)
• M2: 415,732 km (0.093 R)
• M3: 540,048 km (0.12 R)
• M4: 659,128 km (0.091 R)
• M5: 939,475 km (0.104 R)
• M6: 1,205,310 km (0.062 R)
• M7: 1,568,683 km (0.11 R)
• M8: 1,717,683 km (0.045 R)
• M9: 2,014,335 km (0.106 R)
• M10: 2,361,702 km (0.073 R)
• M11: 2,481,978 km (0.049 R)
• M12: 2,692,762 km (0.094 R)
• M13: 2,927,930 km (0.072 R)
• M14: 3,076,181 km (0.112 R)
• M15: 3,555,493 km (0.112 R)
• M16: 4,605,819 km (0.083 R)
• M17: 4,800,745 km (0.055 R)
• M18: 4,976,224 km (0.111 R)
• M19: 5,131,656 km (0.08 R)
• M20: 5,288,734 km (0.116 R)
• M21: 5,401,979 km (0.117 R)
• M22: 5,792,878 km (0.105 R)
• M23: 7,070,145 km (0.109 R)
• M24: 7,169,927 km (0.089 R)
• M25: 7,345,854 km (0.084 R)
• M26: 7,574,290 km (0.025 R)
• M27: 7,804,970 km (0.088 R)
• M28: 8,511,072 km (0.093 R)
• M29: 9,183,065 km (0.104 R)
• M30: 9,622,285 km (0.085 R)
• M31: 9,844,437 km (0.119 R)
• M32: 9,984,162 km (0.04 R)
• M33: 10,922,739 km (0.069 R)
• M34: 11,711,718 km (0.037 R)
• M35: 12,128,199 km (0.102 R)
• M36: 12,368,303 km (0.059 R)
• M37: 12,488,879 km (0.068 R)
• M38: 13,313,612 km (0.114 R)
• M39: 13,468,296 km (0.098 R)
• M40: 13,654,695 km (0.099 R)
• M41: 14,250,693 km (0.106 R)
• M42: 14,823,055 km (0.113 R)
• M43: 15,015,587 km (0.059 R)
• M44: 15,532,897 km (0.108 R)
• M45: 15,826,557 km (0.111 R)
• M46: 16,187,836 km (0.062 R)
• M47: 16,485,536 km (0.116 R)
• M48: 16,685,099 km (0.081 R)
• M49: 17,052,811 km (0.027 R)
• M50: 17,187,299 km (0.072 R)
• M51: 17,490,983 km (0.048 R)
• M52: 17,592,710 km (0.099 R)
• M53: 17,967,003 km (0.101 R)
• M54: 18,103,736 km (0.061 R)
• M55: 18,275,325 km (0.115 R)
• M56: 18,378,398 km (0.06 R)
• M57: 18,481,770 km (0.088 R)
• M58: 19,001,323 km (0.087 R)
• M59: 19,772,201 km (0.104 R)
• M60: 19,878,116 km (0.081 R)
• M61: 20,090,545 km (0.085 R)
• M62: 20,196,909 km (0.095 R)
• M63: 21,019,548 km (0.118 R)
• M64: 21,199,813 km (0.068 R)
• M65: 21,380,528 km (0.12 R)
• M66: 21,780,104 km (0.039 R)
• M67: 21,962,613 km (0.116 R)
• M68: 22,292,177 km (0.119 R)
• M69: 22,808,290 km (0.107 R)
• M70: 22,956,541 km (0.115 R)
• M71: 23,104,942 km (0.084 R)
• M72: 23,627,338 km (0.041 R)
• M73: 24,228,871 km (0.052 R)
• M74: 24,988,080 km (0.116 R)
• M75: 25,678,026 km (0.113 R)
• M76: 25,870,857 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.3

Radius: 8

Gravity: 14.08 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.74 AU - 8.36 AU

Year: 7900 Days

Day: 13.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 123.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 80,335,129 km

• M1: 100,979 km (0.045 R)
• M2: 151,094 km (0.094 R)
• M3: 444,455 km (0.082 R)
• M4: 708,944 km (0.058 R)
• M5: 807,679 km (0.095 R)
• M6: 1,001,109 km (0.119 R)
• M7: 1,170,454 km (0.081 R)
• M8: 1,431,652 km (0.107 R)
• M9: 1,515,726 km (0.063 R)
• M10: 2,007,903 km (0.115 R)
• M11: 2,271,793 km (0.087 R)
• M12: 2,649,378 km (0.032 R)
• M13: 2,727,319 km (0.094 R)
• M14: 3,378,219 km (0.08 R)
• M15: 3,750,269 km (0.062 R)
• M16: 4,348,062 km (0.06 R)
• M17: 4,911,298 km (0.075 R)
• M18: 6,243,617 km (0.117 R)
• M19: 6,417,749 km (0.104 R)
• M20: 7,385,048 km (0.112 R)
• M21: 7,979,700 km (0.102 R)
• M22: 8,092,796 km (0.117 R)
• M23: 8,474,121 km (0.109 R)
• M24: 8,822,086 km (0.093 R)
• M25: 9,732,987 km (0.114 R)
• M26: 10,507,754 km (0.093 R)
• M27: 10,590,482 km (0.118 R)
• M28: 10,756,536 km (0.117 R)
• M29: 11,091,336 km (0.032 R)
• M30: 11,943,146 km (0.069 R)
• M31: 12,029,464 km (0.065 R)
• M32: 12,552,009 km (0.117 R)
• M33: 13,081,735 km (0.087 R)
• M34: 13,260,056 km (0.102 R)
• M35: 15,039,822 km (0.117 R)
• M36: 17,038,749 km (0.09 R)
• M37: 17,379,981 km (0.093 R)
• M38: 18,466,960 km (0.068 R)
• M39: 18,616,857 km (0.052 R)
• M40: 19,626,792 km (0.107 R)
• M41: 20,292,802 km (0.109 R)
• M42: 20,654,380 km (0.074 R)
• M43: 20,914,082 km (0.04 R)
• M44: 21,070,411 km (0.091 R)
• M45: 21,279,400 km (0.087 R)
• M46: 21,489,136 km (0.089 R)
• M47: 21,963,361 km (0.119 R)
• M48: 22,334,663 km (0.104 R)
• M49: 22,387,920 km (0.109 R)
• M50: 22,441,177 km (0.117 R)
• M51: 23,461,135 km (0.05 R)
• M52: 23,677,753 km (0.077 R)
• M53: 23,732,057 km (0.115 R)
• M54: 24,167,686 km (0.048 R)
• M55: 24,331,645 km (0.092 R)
• M56: 25,601,581 km (0.09 R)
• M57: 25,713,032 km (0.088 R)
• M58: 25,992,331 km (0.096 R)
• M59: 26,441,274 km (0.073 R)
• M60: 26,497,672 km (0.064 R)
• M61: 27,119,700 km (0.114 R)
• M62: 28,551,053 km (0.042 R)
• M63: 28,956,313 km (0.098 R)
• M64: 29,188,789 km (0.1 R)
• M65: 29,480,056 km (0.117 R)
• M66: 29,655,384 km (0.079 R)
• M67: 30,065,731 km (0.103 R)
• M68: 30,478,023 km (0.094 R)
• M69: 30,655,296 km (0.098 R)
• M70: 31,248,602 km (0.088 R)
• M71: 31,367,682 km (0.076 R)
• M72: 31,785,808 km (0.055 R)
• M73: 32,205,729 km (0.054 R)
• M74: 33,476,563 km (0.095 R)
• M75: 33,842,629 km (0.065 R)
• M76: 35,258,423 km (0.067 R)
• M77: 35,693,005 km (0.032 R)
• M78: 36,317,127 km (0.065 R)
• M79: 37,766,132 km (0.092 R)
• M80: 38,020,149 km (0.09 R)
• M81: 38,147,307 km (0.052 R)
• M82: 38,402,073 km (0.04 R)
• M83: 39,169,809 km (0.071 R)
• M84: 39,426,818 km (0.047 R)
• M85: 39,813,379 km (0.062 R)
• M86: 39,878,005 km (0.104 R)
• M87: 41,046,065 km (0.083 R)
• M88: 41,176,515 km (0.093 R)
• M89: 41,830,856 km (0.116 R)
• M90: 43,017,466 km (0.117 R)
• M91: 43,614,960 km (0.09 R)
• M92: 43,881,394 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.6

Radius: 3.9

Gravity: 25.15 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 15.32 AU - 20.64 AU

Year: 29032 Days

Day: 20.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 80,335,129 km

• M1: 95,593 km (0.103 R)
• M2: 347,067 km (0.064 R)
• M3: 424,708 km (0.111 R)
• M4: 643,271 km (0.104 R)
• M5: 946,207 km (0.096 R)
• M6: 1,028,186 km (0.103 R)
• M7: 1,831,228 km (0.095 R)
• M8: 1,865,186 km (0.03 R)
• M9: 2,180,239 km (0.111 R)
• M10: 2,741,231 km (0.042 R)
• M11: 3,385,998 km (0.08 R)
• M12: 3,511,960 km (0.042 R)
• M13: 3,639,417 km (0.049 R)
• M14: 5,626,376 km (0.096 R)
• M15: 5,926,170 km (0.112 R)
• M16: 6,027,149 km (0.073 R)
• M17: 6,077,862 km (0.117 R)
• M18: 6,179,738 km (0.095 R)
• M19: 6,645,287 km (0.027 R)
• M20: 7,996,605 km (0.059 R)
• M21: 8,846,769 km (0.105 R)
• M22: 11,125,145 km (0.092 R)
• M23: 11,312,441 km (0.115 R)
• M24: 11,500,636 km (0.091 R)
• M25: 11,626,747 km (0.045 R)
• M26: 12,007,772 km (0.058 R)
• M27: 12,199,706 km (0.103 R)
• M28: 12,328,361 km (0.116 R)
• M29: 12,457,314 km (0.045 R)
• M30: 12,522,090 km (0.094 R)
• M31: 12,586,866 km (0.083 R)
• M32: 12,651,791 km (0.105 R)
• M33: 14,992,549 km (0.081 R)
• M34: 16,388,746 km (0.115 R)
• M35: 16,744,190 km (0.065 R)
• M36: 17,825,783 km (0.098 R)
• M37: 18,264,703 km (0.076 R)
• M38: 20,131,535 km (0.1 R)
• M39: 21,979,966 km (0.118 R)
• M40: 22,136,296 km (0.103 R)
• M41: 22,371,763 km (0.071 R)
• M42: 25,096,838 km (0.076 R)
• M43: 26,415,094 km (0.108 R)
• M44: 26,748,099 km (0.069 R)
• M45: 29,634,590 km (0.099 R)
• M46: 29,980,610 km (0.071 R)
• M47: 30,502,258 km (0.096 R)
• M48: 30,676,689 km (0.105 R)
• M49: 32,084,854 km (0.063 R)
• M50: 32,529,159 km (0.102 R)
• M51: 33,783,986 km (0.029 R)
• M52: 34,690,101 km (0.05 R)
• M53: 35,054,671 km (0.084 R)
• M54: 35,695,847 km (0.105 R)
• M55: 36,064,007 km (0.095 R)
• M56: 39,054,020 km (0.035 R)
• M57: 39,433,251 km (0.111 R)
• M58: 39,718,534 km (0.11 R)
• M59: 40,770,506 km (0.09 R)
• M60: 41,348,103 km (0.114 R)
• M61: 42,219,511 km (0.083 R)
• M62: 43,685,421 km (0.115 R)
• M63: 43,882,142 km (0.083 R)
• M64: 43,980,577 km (0.101 R)
• M65: 46,968,645 km (0.089 R)
• M66: 49,303,419 km (0.108 R)
• M67: 51,987,803 km (0.069 R)
• M68: 54,719,161 km (0.087 R)
• M69: 55,249,785 km (0.092 R)
• M70: 57,281,623 km (0.027 R)
• M71: 57,712,465 km (0.073 R)
• M72: 59,011,573 km (0.102 R)
• M73: 61,969,422 km (0.052 R)
• M74: 63,188,196 km (0.058 R)
• M75: 65,649,530 km (0.065 R)
• M76: 66,326,161 km (0.112 R)
• M77: 66,665,449 km (0.102 R)
• M78: 69,629,282 km (0.112 R)
• M79: 71,938,175 km (0.098 R)
• M80: 73,920,497 km (0.099 R)
• M81: 74,624,355 km (0.03 R)
• M82: 74,859,522 km (0.106 R)
• M83: 75,684,405 km (0.068 R)
• M84: 76,512,429 km (0.079 R)
• M85: 76,749,392 km (0.035 R)
• M86: 77,224,366 km (0.064 R)
• M87: 78,296,534 km (0.106 R)
• M88: 79,733,720 km (0.073 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 16,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit