🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.58 AU - 0.72 AU

Year: 344 Days

Day: 18.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.52 AU - 0.78 AU

Year: 344 Days

Day: 36.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,609,076 km

• M1: 25,581 km (0.096 R)
• M2: 146,157 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821

Radius: 12

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.97 AU - 1.15 AU

Year: 716 Days

Day: 14.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 39,609,076 km

• M1: 150,645 km (0.038 R)
• M2: 245,789 km (0.076 R)
• M3: 378,333 km (0.087 R)
• M4: 455,526 km (0.101 R)
• M5: 586,872 km (0.073 R)
• M6: 775,515 km (0.088 R)
• M7: 892,351 km (0.118 R)
• M8: 973,733 km (0.099 R)
• M9: 1,082,490 km (0.085 R)
• M10: 1,157,439 km (0.077 R)
• M11: 1,306,438 km (0.09 R)
• M12: 1,393,654 km (0.109 R)
• M13: 1,489,995 km (0.057 R)
• M14: 1,609,972 km (0.101 R)
• M15: 1,733,391 km (0.11 R)
• M16: 1,822,401 km (0.064 R)
• M17: 1,928,466 km (0.049 R)
• M18: 2,005,509 km (0.057 R)
• M19: 2,091,378 km (0.099 R)
• M20: 2,307,846 km (0.075 R)
• M21: 2,514,890 km (0.112 R)
• M22: 2,728,216 km (0.103 R)
• M23: 2,912,072 km (0.077 R)
• M24: 3,366,401 km (0.092 R)
• M25: 3,640,315 km (0.052 R)
• M26: 3,755,804 km (0.104 R)
• M27: 3,862,767 km (0.104 R)
• M28: 4,139,822 km (0.084 R)
• M29: 4,220,156 km (0.06 R)
• M30: 4,331,457 km (0.12 R)
• M31: 4,443,805 km (0.082 R)
• M32: 4,567,522 km (0.078 R)
• M33: 4,755,268 km (0.059 R)
• M34: 4,977,420 km (0.056 R)
• M35: 5,062,990 km (0.094 R)
• M36: 5,203,164 km (0.119 R)
• M37: 5,322,842 km (0.059 R)
• M38: 5,432,347 km (0.097 R)
• M39: 5,542,601 km (0.101 R)
• M40: 5,664,823 km (0.093 R)
• M41: 5,844,190 km (0.112 R)
• M42: 6,048,242 km (0.086 R)
• M43: 6,197,092 km (0.032 R)
• M44: 6,545,206 km (0.11 R)
• M45: 6,852,181 km (0.085 R)
• M46: 6,947,624 km (0.086 R)
• M47: 7,115,623 km (0.086 R)
• M48: 7,236,498 km (0.113 R)
• M49: 7,541,827 km (0.099 R)
• M50: 7,665,096 km (0.064 R)
• M51: 7,764,129 km (0.086 R)
• M52: 7,913,578 km (0.112 R)
• M53: 8,127,054 km (0.032 R)
• M54: 8,431,635 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.3

Radius: 12.6

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.91 AU - 2.27 AU

Year: 1982 Days

Day: 8.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 39,609,076 km

• M1: 240,254 km (0.1 R)
• M2: 446,250 km (0.1 R)
• M3: 556,205 km (0.078 R)
• M4: 648,058 km (0.1 R)
• M5: 1,028,186 km (0.08 R)
• M6: 1,108,819 km (0.088 R)
• M7: 1,191,846 km (0.115 R)
• M8: 1,404,425 km (0.057 R)
• M9: 1,661,284 km (0.109 R)
• M10: 1,967,511 km (0.083 R)
• M11: 2,046,948 km (0.071 R)
• M12: 2,139,250 km (0.099 R)
• M13: 2,340,010 km (0.067 R)
• M14: 2,596,570 km (0.056 R)
• M15: 2,798,527 km (0.114 R)
• M16: 3,312,396 km (0.065 R)
• M17: 3,421,453 km (0.108 R)
• M18: 3,587,507 km (0.071 R)
• M19: 3,685,643 km (0.114 R)
• M20: 3,870,247 km (0.119 R)
• M21: 3,956,415 km (0.113 R)
• M22: 4,130,846 km (0.093 R)
• M23: 4,442,458 km (0.081 R)
• M24: 4,532,815 km (0.102 R)
• M25: 4,623,921 km (0.114 R)
• M26: 4,807,926 km (0.097 R)
• M27: 4,900,826 km (0.102 R)
• M28: 5,471,093 km (0.08 R)
• M29: 5,551,876 km (0.116 R)
• M30: 5,797,067 km (0.088 R)
• M31: 5,879,496 km (0.119 R)
• M32: 6,062,454 km (0.056 R)
• M33: 6,433,905 km (0.042 R)
• M34: 6,674,159 km (0.066 R)
• M35: 7,040,225 km (0.047 R)
• M36: 7,146,141 km (0.078 R)
• M37: 7,252,505 km (0.115 R)
• M38: 7,359,318 km (0.061 R)
• M39: 7,846,857 km (0.06 R)
• M40: 8,251,819 km (0.049 R)
• M41: 8,513,166 km (0.073 R)
• M42: 8,607,113 km (0.048 R)
• M43: 8,701,510 km (0.101 R)
• M44: 9,236,322 km (0.093 R)
• M45: 9,703,217 km (0.077 R)
• M46: 10,397,950 km (0.111 R)
• M47: 10,639,849 km (0.108 R)
• M48: 10,802,163 km (0.096 R)
• M49: 10,965,225 km (0.086 R)
• M50: 11,047,204 km (0.09 R)
• M51: 11,232,107 km (0.104 R)
• M52: 11,772,305 km (0.049 R)
• M53: 12,024,527 km (0.103 R)
• M54: 12,109,050 km (0.059 R)
• M55: 12,598,534 km (0.079 R)
• M56: 13,072,909 km (0.053 R)
• M57: 13,663,073 km (0.115 R)
• M58: 13,795,467 km (0.077 R)
• M59: 13,972,591 km (0.113 R)
• M60: 14,531,040 km (0.117 R)
• M61: 14,643,537 km (0.066 R)
• M62: 15,028,452 km (0.092 R)
• M63: 15,302,217 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.7

Radius: 11.3

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.02 AU - 2.48 AU

Year: 2214 Days

Day: 13.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 39,609,076 km

• M1: 188,793 km (0.096 R)
• M2: 589,565 km (0.091 R)
• M3: 759,209 km (0.103 R)
• M4: 841,189 km (0.077 R)
• M5: 1,467,854 km (0.119 R)
• M6: 1,584,541 km (0.092 R)
• M7: 1,827,637 km (0.107 R)
• M8: 1,903,035 km (0.103 R)
• M9: 2,148,674 km (0.108 R)
• M10: 2,282,265 km (0.103 R)
• M11: 2,418,698 km (0.101 R)
• M12: 2,501,725 km (0.08 R)
• M13: 2,699,643 km (0.073 R)
• M14: 3,171,475 km (0.086 R)
• M15: 3,417,115 km (0.06 R)
• M16: 3,733,065 km (0.062 R)
• M17: 3,813,549 km (0.104 R)
• M18: 3,894,631 km (0.053 R)
• M19: 4,042,134 km (0.058 R)
• M20: 4,376,336 km (0.117 R)
• M21: 4,461,457 km (0.107 R)
• M22: 4,684,957 km (0.037 R)
• M23: 5,036,362 km (0.083 R)
• M24: 5,143,324 km (0.1 R)
• M25: 5,323,590 km (0.073 R)
• M26: 5,542,452 km (0.12 R)
• M27: 5,708,655 km (0.107 R)
• M28: 5,876,653 km (0.105 R)
• M29: 5,951,751 km (0.114 R)
• M30: 6,121,994 km (0.078 R)
• M31: 6,198,139 km (0.094 R)
• M32: 6,486,713 km (0.028 R)
• M33: 6,760,178 km (0.11 R)
• M34: 6,957,797 km (0.068 R)
• M35: 7,157,211 km (0.073 R)
• M36: 7,419,456 km (0.039 R)
• M37: 7,541,528 km (0.105 R)
• M38: 7,684,843 km (0.034 R)
• M39: 7,849,849 km (0.104 R)
• M40: 7,953,520 km (0.043 R)
• M41: 8,436,273 km (0.082 R)
• M42: 8,606,366 km (0.065 R)
• M43: 8,863,823 km (0.03 R)
• M44: 9,058,450 km (0.057 R)
• M45: 9,386,219 km (0.108 R)
• M46: 9,474,332 km (0.104 R)
• M47: 9,806,888 km (0.076 R)
• M48: 10,075,865 km (0.08 R)
• M49: 10,369,975 km (0.114 R)
• M50: 10,621,000 km (0.09 R)
• M51: 10,781,818 km (0.082 R)
• M52: 10,897,158 km (0.107 R)
• M53: 11,082,659 km (0.092 R)
• M54: 11,175,859 km (0.093 R)
• M55: 11,269,208 km (0.093 R)
• M56: 11,527,414 km (0.086 R)
• M57: 11,598,024 km (0.113 R)
• M58: 11,716,356 km (0.059 R)
• M59: 11,811,201 km (0.112 R)
• M60: 12,001,788 km (0.084 R)
• M61: 12,265,380 km (0.086 R)
• M62: 12,798,547 km (0.087 R)
• M63: 12,969,687 km (0.086 R)
• M64: 13,043,289 km (0.067 R)
• M65: 13,612,359 km (0.093 R)
• M66: 14,442,926 km (0.084 R)
• M67: 14,723,422 km (0.065 R)
• M68: 15,263,920 km (0.105 R)
• M69: 15,758,640 km (0.114 R)
• M70: 15,916,017 km (0.085 R)
• M71: 16,179,309 km (0.11 R)
• M72: 16,338,032 km (0.059 R)
• M73: 16,417,618 km (0.1 R)
• M74: 16,523,833 km (0.102 R)
• M75: 16,817,344 km (0.106 R)
• M76: 17,247,288 km (0.078 R)
• M77: 17,328,221 km (0.088 R)
• M78: 17,409,303 km (0.096 R)
• M79: 17,789,730 km (0.044 R)
• M80: 17,871,560 km (0.079 R)
• M81: 18,420,435 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.4

Radius: 13.5

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.31 AU - 3.13 AU

Year: 2943 Days

Day: 5.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 39,609,076 km

• M1: 180,415 km (0.091 R)
• M2: 314,006 km (0.072 R)
• M3: 401,072 km (0.083 R)
• M4: 493,673 km (0.114 R)
• M5: 588,518 km (0.084 R)
• M6: 783,594 km (0.107 R)
• M7: 890,107 km (0.098 R)
• M8: 1,241,513 km (0.098 R)
• M9: 1,400,984 km (0.081 R)
• M10: 1,848,880 km (0.044 R)
• M11: 2,275,234 km (0.094 R)
• M12: 2,459,987 km (0.094 R)
• M13: 2,581,461 km (0.101 R)
• M14: 2,732,704 km (0.081 R)
• M15: 2,844,604 km (0.108 R)
• M16: 3,116,722 km (0.082 R)
• M17: 4,256,508 km (0.111 R)
• M18: 4,403,413 km (0.106 R)
• M19: 4,752,724 km (0.106 R)
• M20: 5,076,753 km (0.119 R)
• M21: 5,163,221 km (0.117 R)
• M22: 5,603,039 km (0.095 R)
• M23: 5,692,498 km (0.101 R)
• M24: 6,036,723 km (0.066 R)
• M25: 6,537,876 km (0.097 R)
• M26: 6,707,819 km (0.031 R)
• M27: 6,898,556 km (0.042 R)
• M28: 7,033,045 km (0.102 R)
• M29: 7,226,774 km (0.101 R)
• M30: 7,422,298 km (0.05 R)
• M31: 7,560,228 km (0.084 R)
• M32: 7,999,297 km (0.085 R)
• M33: 8,120,621 km (0.066 R)
• M34: 8,426,250 km (0.104 R)
• M35: 8,549,668 km (0.112 R)
• M36: 8,673,535 km (0.114 R)
• M37: 8,798,150 km (0.111 R)
• M38: 9,430,051 km (0.071 R)
• M39: 9,579,649 km (0.047 R)
• M40: 9,751,537 km (0.061 R)
• M41: 9,859,397 km (0.109 R)
• M42: 10,273,335 km (0.108 R)
• M43: 10,782,117 km (0.12 R)
• M44: 11,073,234 km (0.09 R)
• M45: 11,186,031 km (0.04 R)
• M46: 11,435,261 km (0.062 R)
• M47: 11,847,254 km (0.092 R)
• M48: 12,474,218 km (0.119 R)
• M49: 12,756,360 km (0.08 R)
• M50: 12,945,751 km (0.104 R)
• M51: 13,088,318 km (0.12 R)
• M52: 13,327,076 km (0.11 R)
• M53: 13,471,139 km (0.032 R)
• M54: 13,567,330 km (0.07 R)
• M55: 13,688,056 km (0.09 R)
• M56: 13,881,934 km (0.067 R)
• M57: 14,174,398 km (0.042 R)
• M58: 14,641,592 km (0.107 R)
• M59: 14,889,626 km (0.109 R)
• M60: 15,039,074 km (0.108 R)
• M61: 15,566,107 km (0.104 R)
• M62: 16,509,471 km (0.108 R)
• M63: 16,793,558 km (0.043 R)
• M64: 17,053,260 km (0.093 R)
• M65: 17,523,895 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.7

Radius: 7.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.14 AU - 7.06 AU

Year: 9883 Days

Day: 22.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 39,609,076 km

• M1: 116,387 km (0.093 R)
• M2: 483,201 km (0.115 R)
• M3: 548,426 km (0.09 R)
• M4: 631,004 km (0.101 R)
• M5: 1,178,083 km (0.102 R)
• M6: 1,250,339 km (0.097 R)
• M7: 1,380,489 km (0.119 R)
• M8: 1,456,934 km (0.073 R)
• M9: 1,715,439 km (0.096 R)
• M10: 1,777,223 km (0.11 R)
• M11: 1,860,698 km (0.115 R)
• M12: 2,504,717 km (0.105 R)
• M13: 2,717,745 km (0.057 R)
• M14: 2,814,385 km (0.092 R)
• M15: 3,035,939 km (0.111 R)
• M16: 3,237,597 km (0.113 R)
• M17: 3,495,953 km (0.036 R)
• M18: 3,923,204 km (0.066 R)
• M19: 4,710,388 km (0.08 R)
• M20: 5,422,923 km (0.116 R)
• M21: 5,979,427 km (0.116 R)
• M22: 6,847,843 km (0.118 R)
• M23: 7,179,501 km (0.113 R)
• M24: 7,996,605 km (0.111 R)
• M25: 8,380,922 km (0.092 R)
• M26: 9,131,454 km (0.089 R)
• M27: 9,680,478 km (0.101 R)
• M28: 10,052,528 km (0.12 R)
• M29: 10,240,423 km (0.103 R)
• M30: 10,734,096 km (0.026 R)
• M31: 11,080,415 km (0.111 R)
• M32: 11,274,444 km (0.048 R)
• M33: 12,582,827 km (0.054 R)
• M34: 13,070,516 km (0.097 R)
• M35: 13,152,346 km (0.102 R)
• M36: 13,316,604 km (0.047 R)
• M37: 13,564,338 km (0.085 R)
• M38: 14,782,813 km (0.093 R)
• M39: 15,426,682 km (0.113 R)
• M40: 16,520,093 km (0.077 R)
• M41: 18,734,740 km (0.105 R)
• M42: 19,337,769 km (0.072 R)
• M43: 19,571,441 km (0.07 R)
• M44: 19,618,265 km (0.111 R)
• M45: 20,658,269 km (0.075 R)
• M46: 20,897,027 km (0.069 R)
• M47: 21,377,536 km (0.101 R)
• M48: 21,425,706 km (0.114 R)
• M49: 22,007,492 km (0.112 R)
• M50: 22,251,486 km (0.112 R)
• M51: 22,594,514 km (0.083 R)
• M52: 23,484,622 km (0.057 R)
• M53: 25,095,043 km (0.098 R)
• M54: 25,298,945 km (0.098 R)
• M55: 28,156,713 km (0.056 R)
• M56: 28,580,823 km (0.066 R)
• M57: 29,435,326 km (0.073 R)
• M58: 29,489,031 km (0.034 R)
• M59: 29,650,298 km (0.05 R)
• M60: 30,406,814 km (0.083 R)
• M61: 30,896,448 km (0.094 R)
• M62: 32,104,301 km (0.112 R)
• M63: 33,776,207 km (0.03 R)
• M64: 34,283,344 km (0.101 R)
• M65: 34,452,838 km (0.066 R)
• M66: 35,819,565 km (0.113 R)
• M67: 36,106,493 km (0.115 R)
• M68: 36,682,744 km (0.068 R)
• M69: 37,785,879 km (0.106 R)
• M70: 38,078,044 km (0.09 R)
• M71: 38,782,201 km (0.089 R)
• M72: 39,490,547 km (0.1 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: 435 - 16,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit