🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.5 AU - 0.56 AU

Year: 249 Days

Day: 23 Hours

Environment

Temp: -117 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.56 AU - 0.6 AU

Year: 285 Days

Day: 34.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.62 AU - 0.72 AU

Year: 354 Days

Day: 27.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.2

Radius: 8.5

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.66 AU - 0.94 AU

Year: 462 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 44,394,261 km

• M1: 112,498 km (0.12 R)
• M2: 194,028 km (0.09 R)
• M3: 299,794 km (0.093 R)
• M4: 426,504 km (0.076 R)
• M5: 499,358 km (0.118 R)
• M6: 576,999 km (0.063 R)
• M7: 722,408 km (0.047 R)
• M8: 845,976 km (0.049 R)
• M9: 920,476 km (0.113 R)
• M10: 987,047 km (0.117 R)
• M11: 1,060,649 km (0.046 R)
• M12: 1,119,740 km (0.069 R)
• M13: 1,219,073 km (0.115 R)
• M14: 1,286,990 km (0.09 R)
• M15: 1,553,424 km (0.073 R)
• M16: 1,766,302 km (0.079 R)
• M17: 1,876,256 km (0.102 R)
• M18: 1,935,497 km (0.111 R)
• M19: 1,988,604 km (0.108 R)
• M20: 2,460,436 km (0.094 R)
• M21: 2,635,166 km (0.088 R)
• M22: 2,784,016 km (0.062 R)
• M23: 2,844,304 km (0.108 R)
• M24: 2,920,300 km (0.072 R)
• M25: 3,105,502 km (0.054 R)
• M26: 3,168,034 km (0.069 R)
• M27: 3,528,116 km (0.074 R)
• M28: 3,659,314 km (0.046 R)
• M29: 3,725,585 km (0.117 R)
• M30: 3,884,458 km (0.111 R)
• M31: 3,994,413 km (0.101 R)
• M32: 4,054,102 km (0.078 R)
• M33: 4,191,583 km (0.1 R)
• M34: 4,304,529 km (0.036 R)
• M35: 4,604,622 km (0.1 R)
• M36: 4,694,232 km (0.095 R)
• M37: 4,748,236 km (0.111 R)
• M38: 4,847,719 km (0.077 R)
• M39: 5,049,078 km (0.118 R)
• M40: 5,169,205 km (0.117 R)
• M41: 5,243,705 km (0.115 R)
• M42: 5,299,804 km (0.071 R)
• M43: 5,412,601 km (0.034 R)
• M44: 5,507,146 km (0.051 R)
• M45: 5,602,291 km (0.117 R)
• M46: 5,659,587 km (0.069 R)
• M47: 5,929,910 km (0.118 R)
• M48: 6,214,296 km (0.112 R)
• M49: 6,403,088 km (0.076 R)
• M50: 6,463,077 km (0.081 R)
• M51: 6,553,434 km (0.092 R)
• M52: 6,664,436 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.5

Radius: 10.4

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.12 AU - 1.32 AU

Year: 870 Days

Day: 8.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 44,394,261 km

• M1: 129,701 km (0.117 R)
• M2: 350,059 km (0.032 R)
• M3: 423,212 km (0.1 R)
• M4: 552,615 km (0.099 R)
• M5: 691,292 km (0.097 R)
• M6: 873,053 km (0.093 R)
• M7: 1,070,822 km (0.077 R)
• M8: 1,151,455 km (0.094 R)
• M9: 1,220,419 km (0.045 R)
• M10: 1,319,304 km (0.03 R)
• M11: 1,450,651 km (0.117 R)
• M12: 1,533,229 km (0.065 R)
• M13: 1,679,535 km (0.101 R)
• M14: 1,838,707 km (0.104 R)
• M15: 2,003,115 km (0.069 R)
• M16: 2,189,514 km (0.036 R)
• M17: 2,355,119 km (0.076 R)
• M18: 2,506,961 km (0.106 R)
• M19: 2,680,644 km (0.056 R)
• M20: 2,782,969 km (0.119 R)
• M21: 2,896,215 km (0.04 R)
• M22: 3,030,105 km (0.102 R)
• M23: 3,215,457 km (0.108 R)
• M24: 3,334,387 km (0.106 R)
• M25: 3,475,009 km (0.081 R)
• M26: 3,638,220 km (0.106 R)
• M27: 3,919,315 km (0.078 R)
• M28: 4,078,636 km (0.108 R)
• M29: 4,359,880 km (0.079 R)
• M30: 4,425,703 km (0.101 R)
• M31: 4,703,507 km (0.114 R)
• M32: 4,805,084 km (0.036 R)
• M33: 5,136,892 km (0.11 R)
• M34: 5,417,238 km (0.101 R)
• M35: 5,642,682 km (0.047 R)
• M36: 6,115,262 km (0.073 R)
• M37: 6,387,530 km (0.087 R)
• M38: 6,575,425 km (0.082 R)
• M39: 6,739,833 km (0.031 R)
• M40: 6,854,425 km (0.082 R)
• M41: 7,124,299 km (0.116 R)
• M42: 7,215,105 km (0.054 R)
• M43: 7,332,390 km (0.056 R)
• M44: 7,621,712 km (0.091 R)
• M45: 7,834,440 km (0.093 R)
• M46: 8,293,257 km (0.116 R)
• M47: 8,567,171 km (0.062 R)
• M48: 8,677,574 km (0.117 R)
• M49: 8,788,426 km (0.11 R)
• M50: 8,969,739 km (0.106 R)
• M51: 9,123,974 km (0.045 R)
• M52: 9,208,497 km (0.07 R)
• M53: 9,307,531 km (0.109 R)
• M54: 9,563,642 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.6

Radius: 8.9

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.28 AU - 1.36 AU

Year: 979 Days

Day: 12.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 44,394,261 km

• M1: 111,002 km (0.037 R)
• M2: 199,115 km (0.108 R)
• M3: 374,743 km (0.081 R)
• M4: 432,637 km (0.081 R)
• M5: 504,743 km (0.096 R)
• M6: 575,952 km (0.116 R)
• M7: 735,872 km (0.1 R)
• M8: 851,062 km (0.106 R)
• M9: 937,979 km (0.069 R)
• M10: 1,014,124 km (0.102 R)
• M11: 1,172,997 km (0.114 R)
• M12: 1,387,071 km (0.069 R)
• M13: 1,466,658 km (0.077 R)
• M14: 1,572,573 km (0.104 R)
• M15: 1,630,617 km (0.109 R)
• M16: 1,757,625 km (0.093 R)
• M17: 1,844,093 km (0.038 R)
• M18: 2,039,617 km (0.115 R)
• M19: 2,383,692 km (0.081 R)
• M20: 2,470,160 km (0.09 R)
• M21: 2,597,019 km (0.055 R)
• M22: 2,715,949 km (0.112 R)
• M23: 2,786,260 km (0.118 R)
• M24: 2,857,170 km (0.116 R)
• M25: 2,938,850 km (0.085 R)
• M26: 3,094,432 km (0.092 R)
• M27: 3,424,295 km (0.095 R)
• M28: 3,676,517 km (0.08 R)
• M29: 3,765,678 km (0.082 R)
• M30: 3,832,997 km (0.036 R)
• M31: 3,889,395 km (0.078 R)
• M32: 4,094,943 km (0.112 R)
• M33: 4,164,206 km (0.035 R)
• M34: 4,421,664 km (0.076 R)
• M35: 4,528,477 km (0.111 R)
• M36: 4,793,265 km (0.092 R)
• M37: 5,287,686 km (0.074 R)
• M38: 5,694,892 km (0.055 R)
• M39: 5,772,383 km (0.106 R)
• M40: 6,431,811 km (0.068 R)
• M41: 6,553,135 km (0.095 R)
• M42: 6,675,057 km (0.12 R)
• M43: 6,866,393 km (0.05 R)
• M44: 6,990,409 km (0.055 R)
• M45: 7,115,174 km (0.065 R)
• M46: 7,310,549 km (0.104 R)
• M47: 7,479,594 km (0.095 R)
• M48: 7,763,980 km (0.094 R)
• M49: 7,850,148 km (0.117 R)
• M50: 7,907,594 km (0.041 R)
• M51: 8,110,149 km (0.049 R)
• M52: 8,197,515 km (0.086 R)
• M53: 8,402,464 km (0.09 R)
• M54: 8,698,219 km (0.087 R)
• M55: 8,802,488 km (0.063 R)
• M56: 8,877,287 km (0.054 R)
• M57: 9,012,374 km (0.075 R)
• M58: 9,087,771 km (0.081 R)
• M59: 9,269,533 km (0.087 R)
• M60: 9,529,085 km (0.031 R)
• M61: 9,698,430 km (0.108 R)
• M62: 9,946,314 km (0.067 R)
• M63: 10,259,272 km (0.12 R)
• M64: 10,369,526 km (0.074 R)
• M65: 10,432,656 km (0.081 R)
• M66: 10,654,809 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571

Radius: 8.4

Gravity: 8.09 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.06 AU - 1.74 AU

Year: 1070 Days

Day: 9.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 44,394,261 km

• M1: 104,719 km (0.111 R)
• M2: 164,707 km (0.104 R)
• M3: 267,331 km (0.1 R)
• M4: 340,634 km (0.09 R)
• M5: 466,446 km (0.087 R)
• M6: 522,695 km (0.083 R)
• M7: 659,876 km (0.072 R)
• M8: 736,321 km (0.05 R)
• M9: 828,323 km (0.108 R)
• M10: 924,515 km (0.113 R)
• M11: 984,055 km (0.079 R)
• M12: 1,065,735 km (0.067 R)
• M13: 1,339,350 km (0.07 R)
• M14: 1,500,167 km (0.045 R)
• M15: 1,659,340 km (0.119 R)
• M16: 1,799,064 km (0.057 R)
• M17: 2,037,673 km (0.038 R)
• M18: 2,098,858 km (0.097 R)
• M19: 2,350,332 km (0.108 R)
• M20: 2,489,009 km (0.047 R)
• M21: 2,601,956 km (0.119 R)
• M22: 2,659,102 km (0.106 R)
• M23: 2,726,272 km (0.093 R)
• M24: 2,823,211 km (0.102 R)
• M25: 2,911,474 km (0.083 R)
• M26: 3,040,577 km (0.112 R)
• M27: 3,141,256 km (0.044 R)
• M28: 3,253,305 km (0.096 R)
• M29: 3,523,479 km (0.083 R)
• M30: 3,576,137 km (0.097 R)
• M31: 3,800,833 km (0.066 R)
• M32: 3,876,829 km (0.049 R)
• M33: 3,975,115 km (0.059 R)
• M34: 4,230,329 km (0.107 R)
• M35: 4,354,196 km (0.044 R)
• M36: 4,422,263 km (0.119 R)
• M37: 4,502,298 km (0.083 R)
• M38: 4,559,594 km (0.115 R)
• M39: 4,675,083 km (0.111 R)
• M40: 4,897,385 km (0.07 R)
• M41: 4,956,327 km (0.063 R)
• M42: 5,474,085 km (0.119 R)
• M43: 5,671,106 km (0.112 R)
• M44: 5,783,005 km (0.066 R)
• M45: 6,122,891 km (0.11 R)
• M46: 6,199,336 km (0.116 R)
• M47: 6,340,407 km (0.108 R)
• M48: 6,495,390 km (0.117 R)
• M49: 6,560,465 km (0.091 R)
• M50: 6,625,540 km (0.096 R)
• M51: 6,941,491 km (0.065 R)
• M52: 7,061,319 km (0.084 R)
• M53: 7,168,281 km (0.04 R)
• M54: 7,397,465 km (0.083 R)
• M55: 8,127,652 km (0.092 R)
• M56: 8,352,648 km (0.067 R)
• M57: 8,437,470 km (0.113 R)
• M58: 8,494,317 km (0.097 R)
• M59: 8,996,218 km (0.091 R)
• M60: 9,626,174 km (0.115 R)
• M61: 9,730,145 km (0.086 R)
• M62: 9,834,414 km (0.106 R)
• M63: 9,969,053 km (0.087 R)
• M64: 10,059,110 km (0.094 R)
• M65: 10,119,249 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.5

Radius: 11.5

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.53 AU - 1.89 AU

Year: 1444 Days

Day: 7.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 44,394,261 km

• M1: 152,440 km (0.109 R)
• M2: 229,334 km (0.06 R)
• M3: 329,714 km (0.083 R)
• M4: 462,706 km (0.12 R)
• M5: 648,058 km (0.025 R)
• M6: 754,721 km (0.088 R)
• M7: 829,670 km (0.076 R)
• M8: 1,070,822 km (0.053 R)
• M9: 1,170,903 km (0.09 R)
• M10: 1,244,505 km (0.073 R)
• M11: 1,417,440 km (0.034 R)
• M12: 1,603,988 km (0.093 R)
• M13: 1,697,637 km (0.06 R)
• M14: 1,844,542 km (0.074 R)
• M15: 1,978,133 km (0.085 R)
• M16: 2,115,015 km (0.036 R)
• M17: 2,249,054 km (0.101 R)
• M18: 2,335,821 km (0.113 R)
• M19: 2,417,502 km (0.047 R)
• M20: 2,616,168 km (0.104 R)
• M21: 2,734,051 km (0.086 R)
• M22: 2,813,637 km (0.097 R)
• M23: 2,900,703 km (0.041 R)
• M24: 3,029,656 km (0.113 R)
• M25: 3,112,085 km (0.059 R)
• M26: 3,216,354 km (0.056 R)
• M27: 3,378,369 km (0.074 R)
• M28: 3,471,119 km (0.086 R)
• M29: 3,762,237 km (0.099 R)
• M30: 3,910,638 km (0.11 R)
• M31: 4,030,915 km (0.12 R)
• M32: 4,167,647 km (0.035 R)
• M33: 4,282,837 km (0.105 R)
• M34: 4,360,180 km (0.11 R)
• M35: 4,650,699 km (0.105 R)
• M36: 4,762,299 km (0.065 R)
• M37: 4,842,483 km (0.053 R)
• M38: 4,923,116 km (0.073 R)
• M39: 5,020,654 km (0.113 R)
• M40: 5,118,641 km (0.078 R)
• M41: 5,408,561 km (0.109 R)
• M42: 5,542,751 km (0.107 R)
• M43: 5,797,665 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.3

Radius: 7.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.26 AU - 9.34 AU

Year: 15439 Days

Day: 21.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 44,394,261 km

• M1: 683,961 km (0.108 R)
• M2: 1,175,390 km (0.103 R)
• M3: 1,253,331 km (0.108 R)
• M4: 1,691,054 km (0.113 R)
• M5: 1,824,496 km (0.1 R)
• M6: 2,442,335 km (0.099 R)
• M7: 2,542,865 km (0.09 R)
• M8: 3,256,895 km (0.076 R)
• M9: 3,650,487 km (0.1 R)
• M10: 3,707,933 km (0.09 R)
• M11: 4,268,925 km (0.117 R)
• M12: 4,359,880 km (0.1 R)
• M13: 4,482,251 km (0.074 R)
• M14: 5,079,147 km (0.083 R)
• M15: 5,272,727 km (0.12 R)
• M16: 5,767,596 km (0.108 R)
• M17: 5,868,276 km (0.058 R)
• M18: 6,625,091 km (0.081 R)
• M19: 6,765,863 km (0.092 R)
• M20: 7,014,943 km (0.108 R)
• M21: 7,558,582 km (0.066 R)
• M22: 7,705,786 km (0.053 R)
• M23: 7,854,038 km (0.042 R)
• M24: 8,115,684 km (0.096 R)
• M25: 8,342,176 km (0.088 R)
• M26: 8,956,574 km (0.118 R)
• M27: 9,825,139 km (0.116 R)
• M28: 10,026,199 km (0.097 R)
• M29: 10,555,626 km (0.105 R)
• M30: 11,345,503 km (0.048 R)
• M31: 12,718,362 km (0.102 R)
• M32: 13,647,664 km (0.052 R)
• M33: 14,052,626 km (0.119 R)
• M34: 14,782,214 km (0.063 R)
• M35: 15,337,522 km (0.115 R)
• M36: 15,477,396 km (0.118 R)
• M37: 15,617,719 km (0.1 R)
• M38: 16,420,760 km (0.077 R)
• M39: 16,851,452 km (0.085 R)
• M40: 16,947,644 km (0.113 R)
• M41: 17,140,625 km (0.117 R)
• M42: 17,528,682 km (0.099 R)
• M43: 17,723,757 km (0.057 R)
• M44: 18,561,057 km (0.072 R)
• M45: 19,310,542 km (0.11 R)
• M46: 20,171,926 km (0.101 R)
• M47: 20,427,739 km (0.104 R)
• M48: 21,827,077 km (0.097 R)
• M49: 22,511,936 km (0.084 R)
• M50: 22,724,066 km (0.112 R)
• M51: 22,830,430 km (0.036 R)
• M52: 22,990,201 km (0.041 R)
• M53: 23,418,051 km (0.093 R)
• M54: 23,686,878 km (0.109 R)
• M55: 24,991,222 km (0.055 R)
• M56: 26,095,853 km (0.084 R)
• M57: 26,430,353 km (0.047 R)
• M58: 27,103,693 km (0.111 R)
• M59: 27,385,835 km (0.072 R)
• M60: 27,498,931 km (0.096 R)
• M61: 29,214,819 km (0.115 R)
• M62: 29,620,229 km (0.097 R)
• M63: 30,202,464 km (0.093 R)
• M64: 30,260,956 km (0.07 R)
• M65: 30,612,362 km (0.099 R)
• M66: 32,329,895 km (0.074 R)
• M67: 32,989,622 km (0.087 R)
• M68: 33,109,898 km (0.108 R)
• M69: 33,411,637 km (0.116 R)
• M70: 35,302,255 km (0.115 R)
• M71: 37,981,703 km (0.112 R)
• M72: 38,804,640 km (0.061 R)
• M73: 39,186,414 km (0.085 R)
• M74: 39,250,143 km (0.094 R)
• M75: 39,505,506 km (0.11 R)
• M76: 40,210,561 km (0.055 R)
• M77: 40,403,543 km (0.116 R)
• M78: 40,596,823 km (0.094 R)
• M79: 40,661,300 km (0.029 R)
• M80: 40,725,926 km (0.108 R)
• M81: 42,154,436 km (0.055 R)
• M82: 43,269,539 km (0.077 R)
• M83: 43,599,252 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 17,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit