🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.61 AU

Year: 238 Days

Day: 36.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.6

Radius: 14.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.57 AU - 0.83 AU

Year: 372 Days

Day: 9.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,879,064 km

• M1: 187,745 km (0.045 R)
• M2: 346,020 km (0.076 R)
• M3: 460,013 km (0.059 R)
• M4: 575,503 km (0.117 R)
• M5: 685,308 km (0.115 R)
• M6: 888,312 km (0.119 R)
• M7: 983,756 km (0.086 R)
• M8: 1,132,306 km (0.106 R)
• M9: 1,249,142 km (0.104 R)
• M10: 1,374,505 km (0.078 R)
• M11: 1,474,885 km (0.116 R)
• M12: 1,625,680 km (0.1 R)
• M13: 1,782,159 km (0.059 R)
• M14: 1,883,138 km (0.119 R)
• M15: 2,019,422 km (0.071 R)
• M16: 2,173,956 km (0.116 R)
• M17: 2,307,398 km (0.117 R)
• M18: 2,418,250 km (0.118 R)
• M19: 2,614,073 km (0.109 R)
• M20: 2,708,769 km (0.086 R)
• M21: 2,836,974 km (0.11 R)
• M22: 2,950,818 km (0.028 R)
• M23: 3,044,017 km (0.085 R)
• M24: 3,171,924 km (0.065 R)
• M25: 3,301,625 km (0.075 R)
• M26: 3,578,231 km (0.112 R)
• M27: 3,772,858 km (0.111 R)
• M28: 3,977,209 km (0.085 R)
• M29: 4,111,398 km (0.119 R)
• M30: 4,259,500 km (0.107 R)
• M31: 4,359,282 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.6

Radius: 10.7

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.7 AU - 0.72 AU

Year: 380 Days

Day: 9.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,879,064 km

• M1: 146,905 km (0.093 R)
• M2: 265,387 km (0.113 R)
• M3: 332,257 km (0.107 R)
• M4: 453,132 km (0.119 R)
• M5: 555,606 km (0.114 R)
• M6: 626,665 km (0.106 R)
• M7: 1,149,959 km (0.119 R)
• M8: 1,222,663 km (0.106 R)
• M9: 1,359,994 km (0.117 R)
• M10: 1,434,045 km (0.11 R)
• M11: 1,552,527 km (0.091 R)
• M12: 1,623,436 km (0.115 R)
• M13: 1,726,509 km (0.113 R)
• M14: 1,814,024 km (0.067 R)
• M15: 1,885,232 km (0.082 R)
• M16: 1,975,739 km (0.115 R)
• M17: 2,176,051 km (0.048 R)
• M18: 2,274,935 km (0.11 R)
• M19: 2,387,133 km (0.118 R)
• M20: 2,505,166 km (0.104 R)
• M21: 2,617,065 km (0.087 R)
• M22: 2,730,610 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.8

Radius: 13.3

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.77 AU - 0.85 AU

Year: 464 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 60,879,064 km

• M1: 167,550 km (0.079 R)
• M2: 303,534 km (0.049 R)
• M3: 398,678 km (0.109 R)
• M4: 526,884 km (0.081 R)
• M5: 640,578 km (0.102 R)
• M6: 734,526 km (0.087 R)
• M7: 901,626 km (0.062 R)
• M8: 1,122,134 km (0.081 R)
• M9: 1,208,452 km (0.084 R)
• M10: 1,377,348 km (0.079 R)
• M11: 1,571,675 km (0.068 R)
• M12: 1,686,866 km (0.09 R)
• M13: 1,781,262 km (0.07 R)
• M14: 2,183,381 km (0.094 R)
• M15: 2,306,350 km (0.087 R)
• M16: 2,392,070 km (0.079 R)
• M17: 2,525,810 km (0.103 R)
• M18: 2,627,986 km (0.083 R)
• M19: 2,829,345 km (0.088 R)
• M20: 2,914,167 km (0.097 R)
• M21: 3,007,067 km (0.044 R)
• M22: 3,130,186 km (0.116 R)
• M23: 3,218,149 km (0.101 R)
• M24: 3,351,591 km (0.044 R)
• M25: 3,441,499 km (0.108 R)
• M26: 3,608,749 km (0.103 R)
• M27: 3,786,472 km (0.093 R)
• M28: 3,880,419 km (0.07 R)
• M29: 4,054,701 km (0.077 R)
• M30: 4,191,134 km (0.048 R)
• M31: 4,435,726 km (0.116 R)
• M32: 4,601,481 km (0.094 R)
• M33: 4,752,425 km (0.094 R)
• M34: 4,836,948 km (0.105 R)
• M35: 5,137,041 km (0.059 R)
• M36: 5,276,317 km (0.056 R)
• M37: 5,478,573 km (0.119 R)
• M38: 5,576,410 km (0.091 R)
• M39: 5,683,672 km (0.078 R)
• M40: 5,773,580 km (0.111 R)
• M41: 5,873,063 km (0.081 R)
• M42: 6,055,273 km (0.098 R)
• M43: 6,165,676 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203

Radius: 14.4

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.33 AU - 2.37 AU

Year: 2291 Days

Day: 9.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 60,879,064 km

• M1: 182,061 km (0.082 R)
• M2: 388,057 km (0.11 R)
• M3: 540,647 km (0.077 R)
• M4: 638,633 km (0.12 R)
• M5: 905,217 km (0.072 R)
• M6: 1,034,469 km (0.103 R)
• M7: 1,124,378 km (0.106 R)
• M8: 1,248,993 km (0.066 R)
• M9: 1,696,589 km (0.082 R)
• M10: 1,786,647 km (0.116 R)
• M11: 1,915,750 km (0.086 R)
• M12: 2,076,867 km (0.119 R)
• M13: 2,292,288 km (0.07 R)
• M14: 2,484,521 km (0.034 R)
• M15: 2,619,160 km (0.073 R)
• M16: 2,885,294 km (0.069 R)
• M17: 2,983,281 km (0.078 R)
• M18: 3,082,464 km (0.041 R)
• M19: 3,272,753 km (0.087 R)
• M20: 3,363,858 km (0.117 R)
• M21: 3,618,473 km (0.054 R)
• M22: 3,795,896 km (0.1 R)
• M23: 3,915,724 km (0.064 R)
• M24: 4,245,887 km (0.045 R)
• M25: 4,471,181 km (0.115 R)
• M26: 4,585,175 km (0.081 R)
• M27: 4,687,500 km (0.102 R)
• M28: 4,881,379 km (0.101 R)
• M29: 5,250,436 km (0.069 R)
• M30: 5,615,006 km (0.063 R)
• M31: 5,724,662 km (0.073 R)
• M32: 5,821,152 km (0.053 R)
• M33: 6,100,003 km (0.079 R)
• M34: 6,226,862 km (0.098 R)
• M35: 6,612,974 km (0.078 R)
• M36: 6,918,752 km (0.088 R)
• M37: 7,288,857 km (0.047 R)
• M38: 7,559,330 km (0.031 R)
• M39: 7,772,208 km (0.087 R)
• M40: 8,141,565 km (0.087 R)
• M41: 8,359,679 km (0.06 R)
• M42: 8,595,594 km (0.03 R)
• M43: 8,865,619 km (0.063 R)
• M44: 9,122,329 km (0.066 R)
• M45: 9,235,425 km (0.035 R)
• M46: 9,365,275 km (0.109 R)
• M47: 9,709,051 km (0.114 R)
• M48: 10,106,982 km (0.119 R)
• M49: 10,324,796 km (0.089 R)
• M50: 10,918,999 km (0.036 R)
• M51: 11,021,922 km (0.116 R)
• M52: 11,159,852 km (0.05 R)
• M53: 11,629,290 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.7

Radius: 3.8

Gravity: 13.21 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.39 AU - 7.69 AU

Year: 10634 Days

Day: 15.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 60,879,064 km

• M1: 433,385 km (0.032 R)
• M2: 525,837 km (0.045 R)
• M3: 839,992 km (0.098 R)
• M4: 985,700 km (0.083 R)
• M5: 1,046,138 km (0.064 R)
• M6: 1,123,630 km (0.055 R)
• M7: 1,451,847 km (0.09 R)
• M8: 1,555,818 km (0.057 R)
• M9: 1,901,090 km (0.057 R)
• M10: 2,034,232 km (0.033 R)
• M11: 2,131,171 km (0.072 R)
• M12: 2,369,929 km (0.056 R)
• M13: 2,638,158 km (0.038 R)
• M14: 3,270,658 km (0.118 R)
• M15: 3,568,807 km (0.031 R)
• M16: 3,662,305 km (0.106 R)
• M17: 3,709,279 km (0.111 R)
• M18: 4,314,253 km (0.071 R)
• M19: 4,615,394 km (0.09 R)
• M20: 4,897,385 km (0.109 R)
• M21: 5,317,456 km (0.097 R)
• M22: 5,504,902 km (0.115 R)
• M23: 6,079,957 km (0.075 R)
• M24: 6,219,831 km (0.12 R)
• M25: 6,388,876 km (0.063 R)
• M26: 6,789,350 km (0.08 R)
• M27: 7,109,639 km (0.084 R)
• M28: 7,584,313 km (0.11 R)
• M29: 8,909,900 km (0.088 R)
• M30: 9,876,302 km (0.034 R)
• M31: 10,807,698 km (0.113 R)
• M32: 11,732,213 km (0.093 R)
• M33: 11,766,920 km (0.099 R)
• M34: 12,186,243 km (0.098 R)
• M35: 12,291,859 km (0.12 R)
• M36: 15,483,679 km (0.075 R)
• M37: 17,189,244 km (0.057 R)
• M38: 17,426,357 km (0.111 R)
• M39: 18,994,142 km (0.12 R)
• M40: 19,157,503 km (0.075 R)
• M41: 19,981,189 km (0.07 R)
• M42: 20,230,569 km (0.118 R)
• M43: 22,133,155 km (0.109 R)
• M44: 24,757,400 km (0.084 R)
• M45: 25,069,910 km (0.094 R)
• M46: 25,383,767 km (0.061 R)
• M47: 26,743,312 km (0.104 R)
• M48: 27,524,063 km (0.1 R)
• M49: 29,863,774 km (0.089 R)
• M50: 30,961,374 km (0.104 R)
• M51: 31,346,139 km (0.115 R)
• M52: 31,829,341 km (0.074 R)
• M53: 32,120,458 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.3

Radius: 3.7

Gravity: 71.61 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.65 AU - 8.33 AU

Year: 11750 Days

Day: 21 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 60,879,064 km

• M1: 125,064 km (0.099 R)
• M2: 179,218 km (0.083 R)
• M3: 216,019 km (0.065 R)
• M4: 269,426 km (0.118 R)
• M5: 297,999 km (0.074 R)
• M6: 422,764 km (0.078 R)
• M7: 697,874 km (0.09 R)
• M8: 1,019,061 km (0.029 R)
• M9: 1,065,137 km (0.103 R)
• M10: 1,405,921 km (0.092 R)
• M11: 1,778,120 km (0.118 R)
• M12: 2,061,758 km (0.054 R)
• M13: 2,830,691 km (0.114 R)
• M14: 5,912,706 km (0.113 R)
• M15: 6,163,582 km (0.119 R)
• M16: 6,762,123 km (0.06 R)
• M17: 7,289,904 km (0.06 R)
• M18: 7,739,745 km (0.066 R)
• M19: 7,876,477 km (0.114 R)
• M20: 7,922,254 km (0.075 R)
• M21: 9,046,482 km (0.069 R)
• M22: 9,383,676 km (0.068 R)
• M23: 9,675,990 km (0.048 R)
• M24: 11,181,693 km (0.051 R)
• M25: 11,233,155 km (0.108 R)
• M26: 11,595,331 km (0.116 R)
• M27: 12,384,460 km (0.091 R)
• M28: 12,866,165 km (0.058 R)
• M29: 13,082,184 km (0.108 R)
• M30: 13,136,339 km (0.118 R)
• M31: 13,408,607 km (0.08 R)
• M32: 13,682,520 km (0.047 R)
• M33: 13,737,572 km (0.115 R)
• M34: 14,236,033 km (0.103 R)
• M35: 14,627,979 km (0.113 R)
• M36: 14,966,519 km (0.115 R)
• M37: 15,193,758 km (0.107 R)
• M38: 15,536,786 km (0.062 R)
• M39: 16,405,351 km (0.079 R)
• M40: 17,468,095 km (0.091 R)
• M41: 17,587,623 km (0.069 R)
• M42: 17,647,462 km (0.104 R)
• M43: 18,068,132 km (0.049 R)
• M44: 18,128,569 km (0.057 R)
• M45: 19,350,036 km (0.108 R)
• M46: 19,411,820 km (0.12 R)
• M47: 20,977,361 km (0.085 R)
• M48: 21,167,949 km (0.088 R)
• M49: 22,323,443 km (0.08 R)
• M50: 22,713,146 km (0.112 R)
• M51: 23,170,616 km (0.079 R)
• M52: 23,433,310 km (0.077 R)
• M53: 23,631,078 km (0.106 R)
• M54: 24,695,018 km (0.099 R)
• M55: 25,030,566 km (0.035 R)
• M56: 25,435,378 km (0.098 R)
• M57: 26,114,851 km (0.109 R)
• M58: 26,388,316 km (0.096 R)
• M59: 27,700,140 km (0.089 R)
• M60: 28,048,853 km (0.046 R)
• M61: 28,399,061 km (0.057 R)
• M62: 28,469,223 km (0.103 R)
• M63: 29,814,108 km (0.083 R)
• M64: 30,028,332 km (0.101 R)
• M65: 31,034,976 km (0.094 R)
• M66: 32,272,001 km (0.041 R)
• M67: 33,376,781 km (0.058 R)
• M68: 33,450,832 km (0.116 R)
• M69: 33,747,784 km (0.106 R)
• M70: 35,699,138 km (0.117 R)
• M71: 36,002,523 km (0.119 R)
• M72: 36,306,805 km (0.101 R)
• M73: 37,455,417 km (0.108 R)
• M74: 38,615,998 km (0.108 R)
• M75: 39,945,474 km (0.061 R)
• M76: 41,369,346 km (0.027 R)
• M77: 42,007,680 km (0.09 R)
• M78: 42,970,941 km (0.038 R)
• M79: 43,779,368 km (0.066 R)
• M80: 44,592,732 km (0.107 R)
• M81: 45,165,093 km (0.037 R)
• M82: 47,145,769 km (0.096 R)
• M83: 48,230,354 km (0.084 R)
• M84: 49,492,062 km (0.069 R)
• M85: 50,679,420 km (0.107 R)
• M86: 51,020,354 km (0.115 R)
• M87: 51,533,325 km (0.094 R)
• M88: 52,564,204 km (0.067 R)
• M89: 53,515,048 km (0.087 R)
• M90: 55,961,123 km (0.104 R)
• M91: 56,313,575 km (0.104 R)
• M92: 57,020,575 km (0.089 R)
• M93: 60,058,010 km (0.041 R)
• M94: 60,148,217 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.8

Radius: 7.1

Gravity: 14.02 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.28 AU - 9.5 AU

Year: 14091 Days

Day: 15.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 60,879,064 km

• M1: 131,796 km (0.097 R)
• M2: 314,305 km (0.092 R)
• M3: 520,900 km (0.076 R)
• M4: 788,381 km (0.093 R)
• M5: 981,661 km (0.11 R)
• M6: 1,190,051 km (0.109 R)
• M7: 1,840,203 km (0.059 R)
• M8: 1,924,876 km (0.093 R)
• M9: 1,981,873 km (0.102 R)
• M10: 2,156,603 km (0.076 R)
• M11: 2,366,938 km (0.092 R)
• M12: 2,428,123 km (0.088 R)
• M13: 3,103,707 km (0.046 R)
• M14: 3,762,087 km (0.055 R)
• M15: 4,162,710 km (0.114 R)
• M16: 4,311,710 km (0.11 R)
• M17: 4,730,733 km (0.056 R)
• M18: 5,322,991 km (0.104 R)
• M19: 5,607,377 km (0.054 R)
• M20: 5,855,111 km (0.092 R)
• M21: 6,446,920 km (0.107 R)
• M22: 6,750,155 km (0.108 R)
• M23: 7,370,238 km (0.083 R)
• M24: 7,824,268 km (0.04 R)
• M25: 12,675,876 km (0.109 R)
• M26: 13,328,721 km (0.063 R)
• M27: 14,160,037 km (0.097 R)
• M28: 14,216,136 km (0.082 R)
• M29: 15,582,713 km (0.065 R)
• M30: 15,756,545 km (0.025 R)
• M31: 16,047,513 km (0.052 R)
• M32: 16,164,499 km (0.075 R)
• M33: 16,634,984 km (0.09 R)
• M34: 17,891,457 km (0.026 R)
• M35: 18,134,104 km (0.072 R)
• M36: 18,256,027 km (0.072 R)
• M37: 18,868,929 km (0.034 R)
• M38: 19,302,164 km (0.079 R)
• M39: 19,676,010 km (0.032 R)
• M40: 20,115,229 km (0.119 R)
• M41: 20,367,750 km (0.067 R)
• M42: 20,748,327 km (0.027 R)
• M43: 21,067,270 km (0.064 R)
• M44: 21,259,503 km (0.076 R)
• M45: 22,359,496 km (0.115 R)
• M46: 25,087,413 km (0.106 R)
• M47: 26,180,226 km (0.026 R)
• M48: 26,249,041 km (0.078 R)
• M49: 27,009,896 km (0.075 R)
• M50: 27,497,884 km (0.114 R)
• M51: 27,778,081 km (0.079 R)
• M52: 28,129,636 km (0.067 R)
• M53: 28,411,927 km (0.107 R)
• M54: 28,624,356 km (0.115 R)
• M55: 28,837,234 km (0.111 R)
• M56: 29,264,485 km (0.118 R)
• M57: 29,478,859 km (0.108 R)
• M58: 31,798,523 km (0.11 R)
• M59: 34,855,257 km (0.057 R)
• M60: 35,538,620 km (0.033 R)
• M61: 37,926,351 km (0.068 R)
• M62: 38,082,232 km (0.075 R)
• M63: 40,285,959 km (0.11 R)
• M64: 40,524,418 km (0.108 R)
• M65: 41,885,160 km (0.088 R)
• M66: 42,368,959 km (0.077 R)
• M67: 42,449,742 km (0.115 R)
• M68: 42,692,540 km (0.103 R)
• M69: 43,423,624 km (0.115 R)
• M70: 43,505,155 km (0.105 R)
• M71: 44,240,728 km (0.1 R)
• M72: 45,475,958 km (0.117 R)
• M73: 45,807,167 km (0.054 R)
• M74: 47,475,632 km (0.094 R)
• M75: 49,079,022 km (0.081 R)
• M76: 49,163,994 km (0.103 R)
• M77: 49,504,030 km (0.066 R)
• M78: 49,844,814 km (0.074 R)
• M79: 52,165,526 km (0.116 R)
• M80: 52,425,527 km (0.062 R)
• M81: 53,208,223 km (0.103 R)
• M82: 53,295,289 km (0.09 R)
• M83: 53,644,600 km (0.064 R)
• M84: 54,784,984 km (0.093 R)
• M85: 55,314,112 km (0.113 R)
• M86: 55,756,174 km (0.063 R)
• M87: 57,089,689 km (0.04 R)
• M88: 57,178,999 km (0.039 R)
• M89: 57,447,078 km (0.072 R)
• M90: 58,433,676 km (0.11 R)
• M91: 60,332,821 km (0.101 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: 419 - 17,924 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit