🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.77 AU - 0.83 AU

Year: 261 Days

Day: 38.2 Hours

Environment

Temp: 91 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,564,891 km

• M1: 97,089 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.84 AU - 1.22 AU

Year: 382 Days

Day: 43.2 Hours

Environment

Temp: 40 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.92 AU - 1.24 AU

Year: 410 Days

Day: 14.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,564,891 km

• M1: 944,860 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.62 AU - 3.9 AU

Year: 2150 Days

Day: 23.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 470.5

Radius: 14.6

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.55 AU - 5.45 AU

Year: 4084 Days

Day: 5.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 87,564,891 km

• M1: 326,423 km (0.112 R)
• M2: 424,409 km (0.109 R)
• M3: 573,259 km (0.117 R)
• M4: 753,973 km (0.088 R)
• M5: 868,565 km (0.089 R)
• M6: 1,094,009 km (0.075 R)
• M7: 1,960,181 km (0.094 R)
• M8: 2,094,370 km (0.089 R)
• M9: 2,468,066 km (0.114 R)
• M10: 2,613,774 km (0.044 R)
• M11: 2,729,264 km (0.116 R)
• M12: 2,846,399 km (0.089 R)
• M13: 3,068,701 km (0.12 R)
• M14: 3,173,270 km (0.088 R)
• M15: 3,368,046 km (0.102 R)
• M16: 3,732,766 km (0.026 R)
• M17: 3,863,515 km (0.094 R)
• M18: 4,072,054 km (0.081 R)
• M19: 4,382,170 km (0.088 R)
• M20: 4,500,502 km (0.079 R)
• M21: 5,005,096 km (0.114 R)
• M22: 5,212,139 km (0.082 R)
• M23: 5,358,745 km (0.079 R)
• M24: 5,506,698 km (0.1 R)
• M25: 5,656,146 km (0.052 R)
• M26: 5,915,399 km (0.12 R)
• M27: 6,134,560 km (0.11 R)
• M28: 6,356,414 km (0.041 R)
• M29: 6,558,371 km (0.062 R)
• M30: 7,223,632 km (0.108 R)
• M31: 7,458,052 km (0.111 R)
• M32: 7,671,229 km (0.106 R)
• M33: 7,766,673 km (0.088 R)
• M34: 7,910,586 km (0.079 R)
• M35: 8,152,336 km (0.115 R)
• M36: 8,917,379 km (0.072 R)
• M37: 9,321,294 km (0.063 R)
• M38: 9,705,461 km (0.087 R)
• M39: 9,808,833 km (0.039 R)
• M40: 9,938,535 km (0.116 R)
• M41: 10,147,224 km (0.032 R)
• M42: 10,331,079 km (0.111 R)
• M43: 11,104,351 km (0.103 R)
• M44: 11,321,118 km (0.104 R)
• M45: 11,429,876 km (0.105 R)
• M46: 11,539,082 km (0.114 R)
• M47: 11,758,542 km (0.049 R)
• M48: 11,924,147 km (0.047 R)
• M49: 12,313,401 km (0.103 R)
• M50: 12,763,391 km (0.102 R)
• M51: 12,876,637 km (0.04 R)
• M52: 13,506,145 km (0.104 R)
• M53: 14,914,160 km (0.106 R)
• M54: 15,273,494 km (0.082 R)
• M55: 15,544,864 km (0.069 R)
• M56: 16,276,398 km (0.094 R)
• M57: 16,461,002 km (0.042 R)
• M58: 16,677,320 km (0.109 R)
• M59: 16,770,370 km (0.036 R)
• M60: 17,867,970 km (0.108 R)
• M61: 18,090,422 km (0.096 R)
• M62: 18,249,743 km (0.034 R)
• M63: 18,569,883 km (0.051 R)
• M64: 19,476,296 km (0.054 R)
• M65: 20,297,738 km (0.098 R)
• M66: 20,397,071 km (0.096 R)
• M67: 20,662,757 km (0.052 R)
• M68: 20,829,409 km (0.115 R)
• M69: 20,963,000 km (0.061 R)
• M70: 21,164,060 km (0.044 R)
• M71: 21,737,019 km (0.05 R)
• M72: 22,144,674 km (0.072 R)
• M73: 22,451,948 km (0.054 R)
• M74: 23,001,869 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.1

Radius: 12.5

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.89 AU - 5.41 AU

Year: 4269 Days

Day: 6.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 87,564,891 km

• M1: 168,597 km (0.112 R)
• M2: 317,297 km (0.092 R)
• M3: 398,828 km (0.078 R)
• M4: 613,351 km (0.085 R)
• M5: 1,187,358 km (0.098 R)
• M6: 1,375,552 km (0.09 R)
• M7: 1,637,049 km (0.085 R)
• M8: 1,782,159 km (0.095 R)
• M9: 1,864,737 km (0.109 R)
• M10: 2,103,047 km (0.065 R)
• M11: 2,190,562 km (0.075 R)
• M12: 2,497,836 km (0.114 R)
• M13: 3,093,983 km (0.109 R)
• M14: 3,254,950 km (0.076 R)
• M15: 3,356,976 km (0.087 R)
• M16: 3,522,581 km (0.086 R)
• M17: 3,627,449 km (0.108 R)
• M18: 4,802,840 km (0.116 R)
• M19: 4,919,526 km (0.065 R)
• M20: 5,886,826 km (0.118 R)
• M21: 6,418,048 km (0.095 R)
• M22: 7,017,487 km (0.073 R)
• M23: 7,526,418 km (0.111 R)
• M24: 7,826,512 km (0.068 R)
• M25: 8,019,493 km (0.105 R)
• M26: 8,186,295 km (0.101 R)
• M27: 8,438,517 km (0.116 R)
• M28: 9,356,150 km (0.025 R)
• M29: 9,443,814 km (0.086 R)
• M30: 9,738,073 km (0.102 R)
• M31: 9,916,095 km (0.102 R)
• M32: 10,065,244 km (0.119 R)
• M33: 10,547,697 km (0.059 R)
• M34: 10,730,506 km (0.042 R)
• M35: 11,254,397 km (0.083 R)
• M36: 11,441,245 km (0.098 R)
• M37: 11,944,642 km (0.029 R)
• M38: 12,262,986 km (0.11 R)
• M39: 12,423,206 km (0.081 R)
• M40: 12,842,977 km (0.101 R)
• M41: 13,333,209 km (0.062 R)
• M42: 14,806,599 km (0.106 R)
• M43: 14,908,924 km (0.057 R)
• M44: 15,045,806 km (0.083 R)
• M45: 15,355,174 km (0.081 R)
• M46: 15,458,696 km (0.114 R)
• M47: 15,805,763 km (0.11 R)
• M48: 16,295,846 km (0.117 R)
• M49: 16,472,072 km (0.099 R)
• M50: 16,791,015 km (0.064 R)
• M51: 16,897,827 km (0.078 R)
• M52: 17,076,148 km (0.066 R)
• M53: 17,327,024 km (0.111 R)
• M54: 17,615,299 km (0.067 R)
• M55: 18,305,992 km (0.042 R)
• M56: 18,562,852 km (0.102 R)
• M57: 19,005,811 km (0.093 R)
• M58: 19,265,812 km (0.117 R)
• M59: 19,414,812 km (0.118 R)
• M60: 19,564,410 km (0.078 R)
• M61: 20,166,242 km (0.12 R)
• M62: 21,003,541 km (0.107 R)
• M63: 21,619,735 km (0.115 R)
• M64: 21,852,359 km (0.101 R)
• M65: 22,830,430 km (0.113 R)
• M66: 23,186,174 km (0.08 R)
• M67: 23,305,104 km (0.052 R)
• M68: 23,782,920 km (0.109 R)
• M69: 24,264,027 km (0.096 R)
• M70: 26,592,817 km (0.075 R)
• M71: 26,800,459 km (0.073 R)
• M72: 27,008,699 km (0.086 R)
• M73: 27,426,825 km (0.041 R)
• M74: 27,678,598 km (0.102 R)
• M75: 28,057,829 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.9

Radius: 14.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.27 AU - 8.55 AU

Year: 7367 Days

Day: 10.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 87,564,891 km

• M1: 284,685 km (0.037 R)
• M2: 449,691 km (0.12 R)
• M3: 618,288 km (0.074 R)
• M4: 739,013 km (0.103 R)
• M5: 878,887 km (0.111 R)
• M6: 1,232,387 km (0.087 R)
• M7: 1,391,260 km (0.1 R)
• M8: 1,871,769 km (0.061 R)
• M9: 2,388,779 km (0.102 R)
• M10: 2,532,243 km (0.043 R)
• M11: 3,182,695 km (0.106 R)
• M12: 3,325,411 km (0.085 R)
• M13: 3,486,528 km (0.1 R)
• M14: 3,816,690 km (0.118 R)
• M15: 3,968,682 km (0.098 R)
• M16: 4,313,804 km (0.049 R)
• M17: 4,525,635 km (0.104 R)
• M18: 5,219,320 km (0.099 R)
• M19: 5,502,359 km (0.055 R)
• M20: 5,655,398 km (0.056 R)
• M21: 5,790,485 km (0.113 R)
• M22: 6,083,697 km (0.06 R)
• M23: 6,282,063 km (0.097 R)
• M24: 6,381,995 km (0.092 R)
• M25: 6,725,771 km (0.11 R)
• M26: 7,221,538 km (0.061 R)
• M27: 7,901,012 km (0.045 R)
• M28: 8,913,640 km (0.114 R)
• M29: 9,026,137 km (0.103 R)
• M30: 9,573,067 km (0.098 R)
• M31: 9,967,108 km (0.084 R)
• M32: 11,302,418 km (0.086 R)
• M33: 11,718,899 km (0.113 R)
• M34: 12,115,483 km (0.041 R)
• M35: 12,567,119 km (0.111 R)
• M36: 13,538,458 km (0.074 R)
• M37: 13,720,070 km (0.086 R)
• M38: 15,255,692 km (0.092 R)
• M39: 15,661,700 km (0.109 R)
• M40: 16,153,578 km (0.07 R)
• M41: 16,291,208 km (0.057 R)
• M42: 18,573,623 km (0.096 R)
• M43: 19,065,351 km (0.095 R)
• M44: 19,269,103 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.2

Radius: 6

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 15.93 AU - 20.15 AU

Year: 27986 Days

Day: 21.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 87,564,891 km

• M1: 162,164 km (0.114 R)
• M2: 506,688 km (0.105 R)
• M3: 774,468 km (0.09 R)
• M4: 854,802 km (0.102 R)
• M5: 1,023,549 km (0.109 R)
• M6: 1,360,443 km (0.115 R)
• M7: 1,764,956 km (0.113 R)
• M8: 2,281,068 km (0.107 R)
• M9: 2,924,788 km (0.051 R)
• M10: 3,136,768 km (0.104 R)
• M11: 3,266,470 km (0.061 R)
• M12: 5,259,263 km (0.06 R)
• M13: 5,517,319 km (0.117 R)
• M14: 5,621,589 km (0.06 R)
• M15: 6,315,573 km (0.049 R)
• M16: 6,424,780 km (0.064 R)
• M17: 7,206,429 km (0.064 R)
• M18: 8,314,350 km (0.114 R)
• M19: 8,796,654 km (0.088 R)
• M20: 8,918,576 km (0.094 R)
• M21: 9,788,189 km (0.114 R)
• M22: 10,361,298 km (0.066 R)
• M23: 10,814,580 km (0.117 R)
• M24: 12,009,717 km (0.07 R)
• M25: 14,450,706 km (0.095 R)
• M26: 14,594,768 km (0.117 R)
• M27: 15,029,649 km (0.036 R)
• M28: 16,135,327 km (0.096 R)
• M29: 16,735,663 km (0.04 R)
• M30: 16,811,210 km (0.078 R)
• M31: 17,726,749 km (0.083 R)
• M32: 18,113,011 km (0.112 R)
• M33: 18,424,025 km (0.112 R)
• M34: 20,568,959 km (0.115 R)
• M35: 21,383,370 km (0.115 R)
• M36: 21,959,621 km (0.076 R)
• M37: 23,127,382 km (0.067 R)
• M38: 23,380,202 km (0.084 R)
• M39: 23,803,714 km (0.037 R)
• M40: 25,871,456 km (0.053 R)
• M41: 26,926,570 km (0.11 R)
• M42: 27,192,704 km (0.109 R)
• M43: 28,716,358 km (0.118 R)
• M44: 29,169,790 km (0.109 R)
• M45: 29,991,980 km (0.108 R)
• M46: 31,565,600 km (0.081 R)
• M47: 32,692,371 km (0.082 R)
• M48: 33,071,003 km (0.1 R)
• M49: 33,355,837 km (0.074 R)
• M50: 33,546,126 km (0.056 R)
• M51: 34,215,277 km (0.074 R)
• M52: 35,178,687 km (0.107 R)
• M53: 35,955,998 km (0.099 R)
• M54: 37,527,224 km (0.087 R)
• M55: 39,522,710 km (0.085 R)
• M56: 39,724,069 km (0.048 R)
• M57: 40,026,855 km (0.081 R)
• M58: 40,431,817 km (0.096 R)
• M59: 42,579,892 km (0.118 R)
• M60: 43,511,737 km (0.095 R)
• M61: 45,079,822 km (0.088 R)
• M62: 46,453,580 km (0.079 R)
• M63: 46,985,699 km (0.074 R)
• M64: 47,519,764 km (0.111 R)
• M65: 49,242,383 km (0.096 R)
• M66: 49,350,692 km (0.114 R)
• M67: 49,784,825 km (0.104 R)
• M68: 51,314,314 km (0.054 R)
• M69: 51,644,027 km (0.112 R)
• M70: 54,643,315 km (0.088 R)
• M71: 55,994,483 km (0.031 R)
• M72: 57,014,890 km (0.082 R)
• M73: 57,698,702 km (0.078 R)
• M74: 61,274,241 km (0.05 R)
• M75: 61,390,777 km (0.083 R)
• M76: 62,442,899 km (0.088 R)
• M77: 62,560,184 km (0.113 R)
• M78: 62,912,487 km (0.088 R)
• M79: 65,158,699 km (0.054 R)
• M80: 65,873,478 km (0.119 R)
• M81: 66,112,236 km (0.103 R)
• M82: 66,710,627 km (0.07 R)
• M83: 68,516,423 km (0.082 R)
• M84: 72,545,393 km (0.035 R)
• M85: 76,023,544 km (0.065 R)
• M86: 76,399,483 km (0.088 R)
• M87: 77,782,964 km (0.032 R)
• M88: 79,174,673 km (0.055 R)
• M89: 81,469,953 km (0.073 R)
• M90: 82,625,597 km (0.119 R)
• M91: 82,754,401 km (0.116 R)
• M92: 83,012,008 km (0.074 R)
• M93: 83,916,178 km (0.051 R)
• M94: 85,213,341 km (0.028 R)
• M95: 85,473,491 km (0.072 R)
• M96: 86,255,888 km (0.068 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 11,193 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit