🌌 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: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.45 AU - 0.69 AU

Year: 282 Days

Day: 41.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 153.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,123,970 km

• M1: 408,402 km (0.085 R)
• M2: 482,154 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.45 AU - 0.73 AU

Year: 297 Days

Day: 28.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.4

Radius: 11.3

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.76 AU - 1.02 AU

Year: 551 Days

Day: 8.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 23,123,970 km

• M1: 164,558 km (0.113 R)
• M2: 263,292 km (0.046 R)
• M3: 344,524 km (0.075 R)
• M4: 431,889 km (0.048 R)
• M5: 550,520 km (0.118 R)
• M6: 623,973 km (0.096 R)
• M7: 725,550 km (0.059 R)
• M8: 816,206 km (0.118 R)
• M9: 924,515 km (0.095 R)
• M10: 1,061,397 km (0.088 R)
• M11: 1,151,754 km (0.09 R)
• M12: 1,229,994 km (0.089 R)
• M13: 1,407,866 km (0.115 R)
• M14: 1,492,089 km (0.1 R)
• M15: 1,599,800 km (0.082 R)
• M16: 1,834,967 km (0.095 R)
• M17: 1,939,387 km (0.114 R)
• M18: 2,009,997 km (0.108 R)
• M19: 2,154,060 km (0.103 R)
• M20: 2,258,329 km (0.027 R)
• M21: 2,408,376 km (0.096 R)
• M22: 2,491,104 km (0.079 R)
• M23: 2,587,744 km (0.105 R)
• M24: 2,744,971 km (0.09 R)
• M25: 2,878,562 km (0.064 R)
• M26: 3,041,624 km (0.12 R)
• M27: 3,166,089 km (0.103 R)
• M28: 3,299,381 km (0.075 R)
• M29: 3,441,649 km (0.089 R)
• M30: 3,717,657 km (0.088 R)
• M31: 3,828,658 km (0.095 R)
• M32: 4,008,475 km (0.065 R)
• M33: 4,183,504 km (0.089 R)
• M34: 4,330,110 km (0.105 R)
• M35: 4,423,459 km (0.109 R)
• M36: 4,652,195 km (0.107 R)
• M37: 4,723,852 km (0.048 R)
• M38: 4,949,595 km (0.059 R)
• M39: 5,104,728 km (0.113 R)
• M40: 5,187,007 km (0.076 R)
• M41: 5,403,176 km (0.057 R)
• M42: 5,520,760 km (0.116 R)
• M43: 5,673,350 km (0.117 R)
• M44: 5,767,297 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.2

Radius: 13.4

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.9 AU - 1.9 AU

Year: 1718 Days

Day: 10.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 23,123,970 km

• M1: 187,895 km (0.109 R)
• M2: 293,062 km (0.099 R)
• M3: 646,712 km (0.103 R)
• M4: 766,988 km (0.056 R)
• M5: 873,801 km (0.108 R)
• M6: 986,299 km (0.071 R)
• M7: 1,112,260 km (0.075 R)
• M8: 1,597,855 km (0.062 R)
• M9: 1,786,797 km (0.052 R)
• M10: 1,884,185 km (0.112 R)
• M11: 2,033,783 km (0.115 R)
• M12: 2,177,098 km (0.091 R)
• M13: 2,441,736 km (0.047 R)
• M14: 2,561,564 km (0.105 R)
• M15: 3,119,564 km (0.079 R)
• M16: 3,261,982 km (0.051 R)
• M17: 3,752,812 km (0.11 R)
• M18: 3,955,816 km (0.056 R)
• M19: 4,071,605 km (0.103 R)
• M20: 4,306,624 km (0.092 R)
• M21: 4,803,887 km (0.06 R)
• M22: 5,052,518 km (0.041 R)
• M23: 5,178,480 km (0.109 R)
• M24: 5,548,136 km (0.03 R)
• M25: 5,721,819 km (0.086 R)
• M26: 5,956,090 km (0.077 R)
• M27: 6,434,204 km (0.113 R)
• M28: 6,570,937 km (0.11 R)
• M29: 6,909,327 km (0.095 R)
• M30: 7,018,235 km (0.108 R)
• M31: 7,237,695 km (0.038 R)
• M32: 7,395,969 km (0.066 R)
• M33: 7,683,646 km (0.103 R)
• M34: 7,812,599 km (0.094 R)
• M35: 8,040,287 km (0.097 R)
• M36: 8,352,648 km (0.113 R)
• M37: 8,635,537 km (0.054 R)
• M38: 9,331,018 km (0.043 R)
• M39: 9,694,092 km (0.112 R)
• M40: 9,921,331 km (0.071 R)
• M41: 10,044,450 km (0.082 R)
• M42: 10,150,365 km (0.064 R)
• M43: 10,309,836 km (0.115 R)
• M44: 10,505,959 km (0.109 R)
• M45: 10,739,332 km (0.095 R)
• M46: 10,829,689 km (0.049 R)
• M47: 10,920,196 km (0.05 R)
• M48: 11,413,121 km (0.074 R)
• M49: 11,560,624 km (0.113 R)
• M50: 11,764,526 km (0.106 R)
• M51: 12,119,372 km (0.119 R)
• M52: 12,402,112 km (0.103 R)
• M53: 12,496,808 km (0.099 R)
• M54: 12,629,950 km (0.105 R)
• M55: 12,801,688 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571

Radius: 11.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.52 AU - 2.66 AU

Year: 2734 Days

Day: 11.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 23,123,970 km

• M1: 143,614 km (0.08 R)
• M2: 626,965 km (0.078 R)
• M3: 766,539 km (0.117 R)
• M4: 888,163 km (0.104 R)
• M5: 1,057,807 km (0.109 R)
• M6: 1,131,110 km (0.083 R)
• M7: 1,216,979 km (0.098 R)
• M8: 1,338,901 km (0.055 R)
• M9: 1,680,433 km (0.07 R)
• M10: 1,893,759 km (0.098 R)
• M11: 2,142,690 km (0.046 R)
• M12: 2,305,453 km (0.103 R)
• M13: 2,833,384 km (0.077 R)
• M14: 2,937,504 km (0.041 R)
• M15: 3,257,793 km (0.096 R)
• M16: 3,382,707 km (0.117 R)
• M17: 3,477,552 km (0.112 R)
• M18: 3,702,398 km (0.073 R)
• M19: 4,285,231 km (0.115 R)
• M20: 4,422,412 km (0.072 R)
• M21: 4,631,251 km (0.046 R)
• M22: 4,878,835 km (0.066 R)
• M23: 4,968,444 km (0.09 R)
• M24: 5,076,604 km (0.069 R)
• M25: 5,203,762 km (0.115 R)
• M26: 5,798,713 km (0.069 R)
• M27: 5,931,855 km (0.118 R)
• M28: 6,162,385 km (0.034 R)
• M29: 6,376,310 km (0.083 R)
• M30: 6,553,135 km (0.066 R)
• M31: 6,911,870 km (0.032 R)
• M32: 7,032,745 km (0.045 R)
• M33: 7,134,173 km (0.104 R)
• M34: 7,236,049 km (0.111 R)
• M35: 7,441,148 km (0.079 R)
• M36: 8,004,832 km (0.12 R)
• M37: 8,131,991 km (0.111 R)
• M38: 8,281,140 km (0.086 R)
• M39: 8,690,739 km (0.09 R)
• M40: 9,151,201 km (0.097 R)
• M41: 9,328,624 km (0.117 R)
• M42: 9,574,563 km (0.085 R)
• M43: 9,936,141 km (0.119 R)
• M44: 10,233,242 km (0.118 R)
• M45: 10,371,321 km (0.091 R)
• M46: 10,486,960 km (0.092 R)
• M47: 11,331,740 km (0.053 R)
• M48: 11,546,412 km (0.046 R)
• M49: 11,786,517 km (0.071 R)
• M50: 11,907,093 km (0.106 R)
• M51: 12,222,744 km (0.041 R)
• M52: 12,565,772 km (0.077 R)
• M53: 12,936,775 km (0.069 R)
• M54: 13,086,223 km (0.114 R)
• M55: 13,386,915 km (0.083 R)
• M56: 13,487,594 km (0.056 R)
• M57: 13,588,573 km (0.107 R)
• M58: 13,816,710 km (0.095 R)
• M59: 13,969,449 km (0.088 R)
• M60: 14,276,723 km (0.05 R)
• M61: 14,560,361 km (0.119 R)
• M62: 14,897,854 km (0.116 R)
• M63: 15,002,273 km (0.038 R)
• M64: 15,633,875 km (0.027 R)
• M65: 15,713,312 km (0.116 R)
• M66: 16,113,187 km (0.078 R)
• M67: 16,408,493 km (0.119 R)
• M68: 16,814,053 km (0.059 R)
• M69: 16,895,584 km (0.11 R)
• M70: 17,884,126 km (0.061 R)
• M71: 18,078,454 km (0.114 R)
• M72: 18,162,079 km (0.071 R)
• M73: 18,441,378 km (0.046 R)
• M74: 18,553,577 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.4

Radius: 9.5

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.82 AU - 4.28 AU

Year: 5347 Days

Day: 6 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 23,123,970 km

• M1: 192,383 km (0.073 R)
• M2: 271,071 km (0.064 R)
• M3: 350,957 km (0.116 R)
• M4: 579,692 km (0.064 R)
• M5: 889,509 km (0.056 R)
• M6: 1,423,424 km (0.106 R)
• M7: 1,934,600 km (0.049 R)
• M8: 1,996,533 km (0.042 R)
• M9: 2,106,488 km (0.109 R)
• M10: 2,332,680 km (0.119 R)
• M11: 2,738,838 km (0.108 R)
• M12: 2,844,005 km (0.07 R)
• M13: 2,914,765 km (0.059 R)
• M14: 3,040,128 km (0.065 R)
• M15: 3,389,439 km (0.052 R)
• M16: 3,502,385 km (0.099 R)
• M17: 3,674,273 km (0.094 R)
• M18: 3,751,615 km (0.098 R)
• M19: 4,533,713 km (0.045 R)
• M20: 4,637,684 km (0.073 R)
• M21: 5,387,019 km (0.113 R)
• M22: 5,764,604 km (0.116 R)
• M23: 6,266,056 km (0.079 R)
• M24: 6,381,845 km (0.055 R)
• M25: 6,568,843 km (0.119 R)
• M26: 7,852,841 km (0.112 R)
• M27: 8,154,131 km (0.066 R)
• M28: 8,459,311 km (0.09 R)
• M29: 10,285,602 km (0.088 R)
• M30: 10,395,257 km (0.081 R)
• M31: 10,477,536 km (0.069 R)
• M32: 10,837,169 km (0.078 R)
• M33: 10,920,794 km (0.039 R)
• M34: 12,141,962 km (0.112 R)
• M35: 12,783,288 km (0.041 R)
• M36: 13,405,914 km (0.077 R)
• M37: 13,465,753 km (0.103 R)
• M38: 13,735,927 km (0.1 R)
• M39: 14,129,519 km (0.107 R)
• M40: 14,496,034 km (0.089 R)
• M41: 14,588,186 km (0.073 R)
• M42: 15,145,139 km (0.094 R)
• M43: 15,740,538 km (0.106 R)
• M44: 16,279,689 km (0.055 R)
• M45: 16,631,842 km (0.095 R)
• M46: 16,824,973 km (0.083 R)
• M47: 17,116,091 km (0.109 R)
• M48: 17,441,616 km (0.093 R)
• M49: 17,867,670 km (0.111 R)
• M50: 18,863,992 km (0.081 R)
• M51: 19,436,653 km (0.115 R)
• M52: 20,186,138 km (0.119 R)
• M53: 20,702,700 km (0.107 R)
• M54: 21,223,450 km (0.112 R)
• M55: 21,959,920 km (0.1 R)
• M56: 22,669,014 km (0.08 R)
• M57: 23,277,728 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.8

Radius: 6.8

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 10.31 AU - 11.49 AU

Year: 23607 Days

Day: 17.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 23,123,970 km

• M1: 85,271 km (0.057 R)
• M2: 204,351 km (0.066 R)
• M3: 357,838 km (0.033 R)
• M4: 576,849 km (0.118 R)
• M5: 959,670 km (0.084 R)
• M6: 1,252,882 km (0.093 R)
• M7: 1,771,239 km (0.108 R)
• M8: 2,461,932 km (0.086 R)
• M9: 2,527,157 km (0.089 R)
• M10: 2,810,346 km (0.119 R)
• M11: 3,946,242 km (0.089 R)
• M12: 4,041,985 km (0.114 R)
• M13: 4,255,162 km (0.107 R)
• M14: 4,957,823 km (0.064 R)
• M15: 5,631,313 km (0.09 R)
• M16: 6,740,282 km (0.097 R)
• M17: 7,016,290 km (0.038 R)
• M18: 7,866,454 km (0.032 R)
• M19: 9,533,424 km (0.052 R)
• M20: 11,250,657 km (0.116 R)
• M21: 11,605,354 km (0.104 R)
• M22: 14,840,109 km (0.117 R)
• M23: 14,959,338 km (0.055 R)
• M24: 16,508,424 km (0.077 R)
• M25: 17,380,430 km (0.092 R)
• M26: 17,885,323 km (0.098 R)
• M27: 21,081,781 km (0.056 R)
• M28: 21,182,460 km (0.103 R)
• M29: 22,299,507 km (0.095 R)
• M30: 22,676,195 km (0.113 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 11,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit