🌌 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: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.45 AU - 0.69 AU

Year: 278 Days

Day: 40.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.49 AU - 0.77 AU

Year: 323 Days

Day: 43.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216

Radius: 9.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.64 AU - 0.82 AU

Year: 403 Days

Day: 13.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 36,001,602 km

• M1: 125,513 km (0.095 R)
• M2: 188,194 km (0.09 R)
• M3: 249,380 km (0.111 R)
• M4: 368,310 km (0.037 R)
• M5: 446,550 km (0.119 R)
• M6: 507,885 km (0.1 R)
• M7: 600,486 km (0.078 R)
• M8: 660,774 km (0.026 R)
• M9: 751,131 km (0.114 R)
• M10: 894,894 km (0.098 R)
• M11: 1,030,879 km (0.08 R)
• M12: 1,105,079 km (0.118 R)
• M13: 1,199,625 km (0.103 R)
• M14: 1,308,383 km (0.107 R)
• M15: 1,420,581 km (0.116 R)
• M16: 1,532,032 km (0.066 R)
• M17: 1,593,068 km (0.101 R)
• M18: 1,654,852 km (0.066 R)
• M19: 1,751,342 km (0.087 R)
• M20: 1,815,221 km (0.093 R)
• M21: 1,906,176 km (0.109 R)
• M22: 1,976,487 km (0.105 R)
• M23: 2,061,010 km (0.078 R)
• M24: 2,220,182 km (0.081 R)
• M25: 2,299,020 km (0.073 R)
• M26: 2,364,694 km (0.107 R)
• M27: 2,435,753 km (0.095 R)
• M28: 2,497,836 km (0.098 R)
• M29: 2,672,716 km (0.114 R)
• M30: 2,746,916 km (0.07 R)
• M31: 2,811,692 km (0.114 R)
• M32: 2,927,630 km (0.083 R)
• M33: 3,096,676 km (0.108 R)
• M34: 3,159,058 km (0.116 R)
• M35: 3,359,220 km (0.109 R)
• M36: 3,444,790 km (0.072 R)
• M37: 3,628,945 km (0.094 R)
• M38: 3,689,233 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.6

Radius: 12.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.66 AU - 0.86 AU

Year: 428 Days

Day: 9 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 36,001,602 km

• M1: 155,283 km (0.097 R)
• M2: 247,734 km (0.102 R)
• M3: 330,611 km (0.104 R)
• M4: 426,504 km (0.064 R)
• M5: 509,381 km (0.096 R)
• M6: 595,998 km (0.108 R)
• M7: 692,189 km (0.112 R)
• M8: 780,452 km (0.116 R)
• M9: 913,445 km (0.046 R)
• M10: 1,000,361 km (0.03 R)
• M11: 1,199,775 km (0.115 R)
• M12: 1,296,116 km (0.032 R)
• M13: 1,395,150 km (0.086 R)
• M14: 1,474,736 km (0.09 R)
• M15: 1,569,431 km (0.066 R)
• M16: 1,671,008 km (0.026 R)
• M17: 1,847,235 km (0.111 R)
• M18: 1,930,261 km (0.064 R)
• M19: 2,054,727 km (0.041 R)
• M20: 2,151,217 km (0.072 R)
• M21: 2,285,855 km (0.088 R)
• M22: 2,536,432 km (0.089 R)
• M23: 2,729,114 km (0.118 R)
• M24: 2,835,628 km (0.07 R)
• M25: 3,058,977 km (0.106 R)
• M26: 3,140,508 km (0.112 R)
• M27: 3,353,835 km (0.091 R)
• M28: 3,535,297 km (0.064 R)
• M29: 3,633,433 km (0.112 R)
• M30: 3,857,531 km (0.101 R)
• M31: 3,939,660 km (0.102 R)
• M32: 4,054,252 km (0.118 R)
• M33: 4,176,473 km (0.079 R)
• M34: 4,300,041 km (0.06 R)
• M35: 4,437,970 km (0.108 R)
• M36: 4,583,978 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.2

Radius: 14.4

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.8 AU - 1.02 AU

Year: 561 Days

Day: 13.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 36,001,602 km

• M1: 196,272 km (0.076 R)
• M2: 293,062 km (0.07 R)
• M3: 442,810 km (0.04 R)
• M4: 542,442 km (0.063 R)
• M5: 652,097 km (0.078 R)
• M6: 780,901 km (0.082 R)
• M7: 877,541 km (0.05 R)
• M8: 978,819 km (0.117 R)
• M9: 1,084,734 km (0.084 R)
• M10: 1,177,186 km (0.091 R)
• M11: 1,278,613 km (0.065 R)
• M12: 1,377,048 km (0.049 R)
• M13: 1,491,042 km (0.083 R)
• M14: 1,582,147 km (0.097 R)
• M15: 1,722,470 km (0.099 R)
• M16: 1,874,162 km (0.078 R)
• M17: 1,994,588 km (0.036 R)
• M18: 2,191,609 km (0.11 R)
• M19: 2,418,100 km (0.089 R)
• M20: 2,581,461 km (0.106 R)
• M21: 2,911,175 km (0.057 R)
• M22: 3,077,079 km (0.111 R)
• M23: 3,203,489 km (0.113 R)
• M24: 3,366,401 km (0.072 R)
• M25: 3,505,677 km (0.073 R)
• M26: 3,629,244 km (0.079 R)
• M27: 3,772,260 km (0.071 R)
• M28: 3,935,471 km (0.109 R)
• M29: 4,110,201 km (0.095 R)
• M30: 4,212,676 km (0.113 R)
• M31: 4,334,897 km (0.067 R)
• M32: 4,747,488 km (0.094 R)
• M33: 4,845,325 km (0.109 R)
• M34: 5,112,956 km (0.053 R)
• M35: 5,233,382 km (0.105 R)
• M36: 5,385,374 km (0.04 R)
• M37: 5,477,227 km (0.119 R)
• M38: 5,621,290 km (0.059 R)
• M39: 5,735,433 km (0.076 R)
• M40: 5,923,776 km (0.109 R)
• M41: 6,039,864 km (0.068 R)
• M42: 6,167,322 km (0.085 R)
• M43: 6,381,995 km (0.096 R)
• M44: 6,490,304 km (0.066 R)
• M45: 6,599,211 km (0.068 R)
• M46: 6,840,811 km (0.114 R)
• M47: 6,951,663 km (0.084 R)
• M48: 7,514,899 km (0.03 R)
• M49: 7,686,787 km (0.072 R)
• M50: 7,779,089 km (0.083 R)
• M51: 7,918,066 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.2

Radius: 14.5

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.03 AU - 1.05 AU

Year: 685 Days

Day: 12.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 36,001,602 km

• M1: 185,202 km (0.08 R)
• M2: 299,645 km (0.064 R)
• M3: 452,234 km (0.082 R)
• M4: 568,173 km (0.103 R)
• M5: 679,773 km (0.069 R)
• M6: 828,473 km (0.032 R)
• M7: 969,394 km (0.065 R)
• M8: 1,076,955 km (0.069 R)
• M9: 1,249,591 km (0.104 R)
• M10: 1,345,184 km (0.085 R)
• M11: 1,520,662 km (0.08 R)
• M12: 1,617,602 km (0.072 R)
• M13: 1,748,051 km (0.041 R)
• M14: 1,862,942 km (0.072 R)
• M15: 1,980,377 km (0.069 R)
• M16: 2,120,849 km (0.091 R)
• M17: 2,216,442 km (0.062 R)
• M18: 2,313,381 km (0.112 R)
• M19: 2,447,571 km (0.09 R)
• M20: 2,562,612 km (0.104 R)
• M21: 2,708,918 km (0.08 R)
• M22: 2,828,148 km (0.061 R)
• M23: 2,926,434 km (0.117 R)
• M24: 3,118,517 km (0.119 R)
• M25: 3,315,089 km (0.107 R)
• M26: 3,442,995 km (0.113 R)
• M27: 3,703,894 km (0.09 R)
• M28: 3,912,433 km (0.068 R)
• M29: 4,056,346 km (0.103 R)
• M30: 4,271,468 km (0.096 R)
• M31: 4,376,037 km (0.104 R)
• M32: 4,614,646 km (0.069 R)
• M33: 4,912,046 km (0.063 R)
• M34: 5,049,377 km (0.112 R)
• M35: 5,403,026 km (0.101 R)
• M36: 5,544,995 km (0.116 R)
• M37: 5,822,798 km (0.06 R)
• M38: 6,036,723 km (0.102 R)
• M39: 6,213,697 km (0.113 R)
• M40: 6,382,444 km (0.117 R)
• M41: 6,492,398 km (0.094 R)
• M42: 6,653,515 km (0.113 R)
• M43: 6,785,460 km (0.118 R)
• M44: 6,969,615 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.2

Radius: 9.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.04 AU - 1.22 AU

Year: 776 Days

Day: 5.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 36,001,602 km

• M1: 131,048 km (0.085 R)
• M2: 202,107 km (0.057 R)
• M3: 341,532 km (0.096 R)
• M4: 431,440 km (0.112 R)
• M5: 492,177 km (0.028 R)
• M6: 639,381 km (0.041 R)
• M7: 731,085 km (0.03 R)
• M8: 1,091,316 km (0.113 R)
• M9: 1,233,135 km (0.044 R)
• M10: 1,530,087 km (0.075 R)
• M11: 2,116,660 km (0.066 R)
• M12: 2,472,853 km (0.101 R)
• M13: 2,537,329 km (0.077 R)
• M14: 2,681,243 km (0.08 R)
• M15: 2,774,143 km (0.075 R)
• M16: 2,841,312 km (0.065 R)
• M17: 2,970,266 km (0.107 R)
• M18: 3,038,931 km (0.112 R)
• M19: 3,143,051 km (0.03 R)
• M20: 3,248,368 km (0.081 R)
• M21: 3,326,309 km (0.08 R)
• M22: 3,419,209 km (0.066 R)
• M23: 3,520,337 km (0.116 R)
• M24: 3,593,191 km (0.1 R)
• M25: 3,688,485 km (0.06 R)
• M26: 3,799,786 km (0.111 R)
• M27: 3,882,065 km (0.071 R)
• M28: 4,002,641 km (0.04 R)
• M29: 4,094,045 km (0.09 R)
• M30: 4,155,380 km (0.102 R)
• M31: 4,232,423 km (0.086 R)
• M32: 4,380,226 km (0.111 R)
• M33: 4,561,389 km (0.099 R)
• M34: 4,761,251 km (0.094 R)
• M35: 4,931,195 km (0.095 R)
• M36: 5,078,549 km (0.101 R)
• M37: 5,161,127 km (0.069 R)
• M38: 5,327,479 km (0.078 R)
• M39: 5,394,649 km (0.118 R)
• M40: 5,512,682 km (0.103 R)
• M41: 5,657,043 km (0.118 R)
• M42: 5,863,189 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.3

Radius: 11.3

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.04 AU - 3.34 AU

Year: 3679 Days

Day: 11.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 102.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 36,001,602 km

• M1: 155,881 km (0.104 R)
• M2: 311,912 km (0.082 R)
• M3: 407,205 km (0.076 R)
• M4: 515,664 km (0.083 R)
• M5: 604,675 km (0.113 R)
• M6: 918,980 km (0.063 R)
• M7: 1,174,493 km (0.08 R)
• M8: 1,496,876 km (0.102 R)
• M9: 1,660,985 km (0.094 R)
• M10: 1,815,520 km (0.079 R)
• M11: 2,089,433 km (0.066 R)
• M12: 2,223,024 km (0.104 R)
• M13: 2,325,200 km (0.102 R)
• M14: 3,731,120 km (0.099 R)
• M15: 3,873,687 km (0.043 R)
• M16: 4,080,731 km (0.118 R)
• M17: 4,291,365 km (0.056 R)
• M18: 4,441,112 km (0.069 R)
• M19: 4,900,377 km (0.103 R)
• M20: 4,989,687 km (0.11 R)
• M21: 5,375,051 km (0.105 R)
• M22: 5,582,993 km (0.119 R)
• M23: 5,770,139 km (0.092 R)
• M24: 6,054,824 km (0.12 R)
• M25: 6,637,807 km (0.086 R)
• M26: 6,986,370 km (0.073 R)
• M27: 7,137,464 km (0.117 R)
• M28: 7,264,323 km (0.114 R)
• M29: 7,443,242 km (0.064 R)
• M30: 7,883,658 km (0.086 R)
• M31: 7,988,526 km (0.074 R)
• M32: 9,062,639 km (0.094 R)
• M33: 9,227,645 km (0.108 R)
• M34: 9,449,350 km (0.113 R)
• M35: 9,869,720 km (0.086 R)
• M36: 9,982,816 km (0.107 R)
• M37: 10,296,073 km (0.102 R)
• M38: 10,932,612 km (0.116 R)
• M39: 11,492,557 km (0.108 R)
• M40: 11,971,270 km (0.025 R)
• M41: 12,243,389 km (0.06 R)
• M42: 12,578,937 km (0.077 R)
• M43: 13,697,929 km (0.034 R)
• M44: 13,824,339 km (0.109 R)
• M45: 14,205,515 km (0.076 R)
• M46: 14,301,407 km (0.111 R)
• M47: 15,173,862 km (0.06 R)
• M48: 15,633,127 km (0.086 R)
• M49: 15,732,011 km (0.081 R)
• M50: 16,497,952 km (0.096 R)
• M51: 17,037,851 km (0.108 R)
• M52: 17,139,877 km (0.091 R)
• M53: 17,241,903 km (0.112 R)
• M54: 17,344,228 km (0.097 R)
• M55: 18,622,541 km (0.079 R)
• M56: 19,008,354 km (0.048 R)
• M57: 19,220,035 km (0.082 R)
• M58: 19,895,170 km (0.101 R)
• M59: 20,325,713 km (0.107 R)
• M60: 20,433,872 km (0.065 R)
• M61: 21,013,564 km (0.069 R)
• M62: 21,745,995 km (0.078 R)
• M63: 21,893,499 km (0.103 R)
• M64: 22,673,203 km (0.096 R)
• M65: 22,747,852 km (0.104 R)
• M66: 23,348,787 km (0.11 R)
• M67: 23,462,032 km (0.11 R)
• M68: 23,802,816 km (0.082 R)
• M69: 24,259,838 km (0.026 R)
• M70: 24,489,321 km (0.06 R)
• M71: 24,566,065 km (0.116 R)
• M72: 24,758,148 km (0.069 R)
• M73: 25,066,470 km (0.118 R)
• M74: 25,143,812 km (0.086 R)
• M75: 25,337,391 km (0.114 R)
• M76: 25,648,106 km (0.109 R)
• M77: 26,234,231 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.2

Radius: 13.3

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.84 AU - 6.9 AU

Year: 9183 Days

Day: 13.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 36,001,602 km

• M1: 195,973 km (0.094 R)
• M2: 290,369 km (0.114 R)
• M3: 800,797 km (0.092 R)
• M4: 1,116,898 km (0.058 R)
• M5: 1,214,735 km (0.081 R)
• M6: 1,419,684 km (0.081 R)
• M7: 1,845,140 km (0.065 R)
• M8: 2,062,805 km (0.076 R)
• M9: 2,310,090 km (0.094 R)
• M10: 2,480,482 km (0.053 R)
• M11: 2,633,072 km (0.117 R)
• M12: 2,856,571 km (0.046 R)
• M13: 2,970,864 km (0.089 R)
• M14: 3,227,574 km (0.116 R)
• M15: 3,589,451 km (0.086 R)
• M16: 4,066,818 km (0.057 R)
• M17: 4,221,802 km (0.119 R)
• M18: 4,698,720 km (0.088 R)
• M19: 4,807,178 km (0.096 R)
• M20: 5,220,966 km (0.105 R)
• M21: 5,704,167 km (0.101 R)
• M22: 6,501,075 km (0.12 R)
• M23: 6,866,393 km (0.065 R)
• M24: 6,958,844 km (0.115 R)
• M25: 7,301,423 km (0.105 R)
• M26: 8,100,276 km (0.083 R)
• M27: 8,759,554 km (0.075 R)
• M28: 8,893,444 km (0.12 R)
• M29: 8,994,422 km (0.108 R)
• M30: 9,538,959 km (0.072 R)
• M31: 10,024,404 km (0.1 R)
• M32: 10,553,382 km (0.089 R)
• M33: 11,345,802 km (0.102 R)
• M34: 11,749,267 km (0.066 R)
• M35: 11,971,270 km (0.11 R)
• M36: 12,269,569 km (0.063 R)
• M37: 12,911,493 km (0.101 R)
• M38: 13,140,677 km (0.101 R)
• M39: 13,332,761 km (0.083 R)
• M40: 13,448,400 km (0.072 R)
• M41: 13,797,412 km (0.086 R)
• M42: 14,031,831 km (0.059 R)
• M43: 14,742,870 km (0.109 R)
• M44: 16,695,870 km (0.108 R)
• M45: 17,448,946 km (0.099 R)
• M46: 18,042,550 km (0.119 R)
• M47: 18,556,569 km (0.087 R)
• M48: 19,380,255 km (0.052 R)
• M49: 19,467,769 km (0.111 R)
• M50: 19,950,821 km (0.08 R)
• M51: 20,215,908 km (0.074 R)
• M52: 20,437,911 km (0.12 R)
• M53: 20,526,773 km (0.076 R)
• M54: 20,973,621 km (0.113 R)
• M55: 21,108,409 km (0.093 R)
• M56: 21,740,610 km (0.057 R)
• M57: 23,581,561 km (0.036 R)
• M58: 24,002,530 km (0.097 R)
• M59: 24,237,548 km (0.086 R)
• M60: 24,378,918 km (0.078 R)
• M61: 25,807,727 km (0.078 R)
• M62: 27,607,090 km (0.049 R)
• M63: 27,705,526 km (0.115 R)
• M64: 27,803,961 km (0.1 R)
• M65: 28,646,197 km (0.105 R)
• M66: 28,745,829 km (0.101 R)
• M67: 28,845,611 km (0.099 R)
• M68: 29,095,589 km (0.053 R)
• M69: 29,396,430 km (0.068 R)
• M70: 29,900,126 km (0.104 R)
• M71: 30,051,669 km (0.08 R)
• M72: 30,457,378 km (0.068 R)
• M73: 30,762,857 km (0.114 R)
• M74: 31,736,889 km (0.11 R)
• M75: 33,347,759 km (0.038 R)
• M76: 33,610,154 km (0.101 R)
• M77: 33,715,171 km (0.11 R)
• M78: 33,873,147 km (0.111 R)
• M79: 33,978,464 km (0.107 R)
• M80: 34,506,993 km (0.07 R)
• M81: 34,719,272 km (0.117 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: 243 - 12,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit