🌌 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: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.43 AU - 0.65 AU

Year: 256 Days

Day: 30.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.45 AU - 0.73 AU

Year: 293 Days

Day: 39 Hours

Environment

Temp: -128 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.6 AU - 0.72 AU

Year: 346 Days

Day: 41.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.9

Radius: 13.8

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.89 AU - 1.09 AU

Year: 636 Days

Day: 13.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 49,202,524 km

• M1: 181,911 km (0.057 R)
• M2: 342,729 km (0.04 R)
• M3: 487,689 km (0.111 R)
• M4: 589,416 km (0.037 R)
• M5: 691,890 km (0.105 R)
• M6: 863,629 km (0.099 R)
• M7: 1,007,542 km (0.059 R)
• M8: 1,155,045 km (0.047 R)
• M9: 1,315,713 km (0.081 R)
• M10: 1,429,108 km (0.09 R)
• M11: 1,529,189 km (0.101 R)
• M12: 1,689,558 km (0.109 R)
• M13: 1,831,826 km (0.101 R)
• M14: 2,071,931 km (0.103 R)
• M15: 2,244,267 km (0.094 R)
• M16: 2,421,690 km (0.109 R)
• M17: 2,825,605 km (0.095 R)
• M18: 2,967,573 km (0.116 R)
• M19: 3,141,106 km (0.053 R)
• M20: 3,251,211 km (0.037 R)
• M21: 3,400,210 km (0.092 R)
• M22: 3,536,344 km (0.115 R)
• M23: 3,643,456 km (0.084 R)
• M24: 3,775,102 km (0.076 R)
• M25: 3,884,608 km (0.098 R)
• M26: 3,971,524 km (0.094 R)
• M27: 4,115,138 km (0.114 R)
• M28: 4,211,778 km (0.11 R)
• M29: 4,440,514 km (0.088 R)
• M30: 4,664,910 km (0.088 R)
• M31: 4,765,889 km (0.082 R)
• M32: 4,875,993 km (0.078 R)
• M33: 4,987,144 km (0.105 R)
• M34: 5,099,043 km (0.057 R)
• M35: 5,422,324 km (0.108 R)
• M36: 5,510,886 km (0.106 R)
• M37: 5,662,579 km (0.093 R)
• M38: 5,815,617 km (0.079 R)
• M39: 6,283,111 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.8

Radius: 12.9

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.04 AU - 1.26 AU

Year: 796 Days

Day: 11.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 49,202,524 km

• M1: 194,776 km (0.11 R)
• M2: 323,580 km (0.09 R)
• M3: 404,363 km (0.037 R)
• M4: 509,680 km (0.1 R)
• M5: 654,042 km (0.077 R)
• M6: 749,485 km (0.075 R)
• M7: 850,314 km (0.058 R)
• M8: 962,662 km (0.039 R)
• M9: 1,080,695 km (0.116 R)
• M10: 1,175,989 km (0.07 R)
• M11: 1,332,169 km (0.074 R)
• M12: 1,533,528 km (0.107 R)
• M13: 1,697,487 km (0.063 R)
• M14: 1,785,750 km (0.11 R)
• M15: 1,892,263 km (0.108 R)
• M16: 2,321,909 km (0.057 R)
• M17: 2,520,724 km (0.093 R)
• M18: 2,839,368 km (0.035 R)
• M19: 3,003,776 km (0.105 R)
• M20: 3,111,785 km (0.078 R)
• M21: 3,231,164 km (0.07 R)
• M22: 3,423,248 km (0.083 R)
• M23: 3,556,989 km (0.096 R)
• M24: 3,776,748 km (0.104 R)
• M25: 3,883,112 km (0.083 R)
• M26: 3,979,603 km (0.095 R)
• M27: 4,274,011 km (0.096 R)
• M28: 4,418,224 km (0.078 R)
• M29: 4,530,422 km (0.075 R)
• M30: 4,723,254 km (0.089 R)
• M31: 5,011,977 km (0.105 R)
• M32: 5,117,294 km (0.079 R)
• M33: 5,223,359 km (0.087 R)
• M34: 5,413,797 km (0.054 R)
• M35: 5,533,924 km (0.092 R)
• M36: 5,691,601 km (0.114 R)
• M37: 5,999,024 km (0.04 R)
• M38: 6,085,941 km (0.09 R)
• M39: 6,286,551 km (0.108 R)
• M40: 6,438,543 km (0.069 R)
• M41: 6,566,000 km (0.107 R)
• M42: 6,810,593 km (0.072 R)
• M43: 6,901,548 km (0.102 R)
• M44: 7,375,325 km (0.106 R)
• M45: 7,873,486 km (0.113 R)
• M46: 8,299,241 km (0.076 R)
• M47: 8,704,352 km (0.098 R)
• M48: 8,987,541 km (0.114 R)
• M49: 9,101,684 km (0.096 R)
• M50: 9,360,339 km (0.108 R)
• M51: 9,534,171 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.2

Radius: 10.8

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.2 AU - 1.32 AU

Year: 913 Days

Day: 6 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 49,202,524 km

• M1: 140,622 km (0.073 R)
• M2: 309,668 km (0.119 R)
• M3: 379,380 km (0.069 R)
• M4: 502,798 km (0.099 R)
• M5: 601,533 km (0.042 R)
• M6: 738,565 km (0.104 R)
• M7: 808,128 km (0.076 R)
• M8: 893,398 km (0.097 R)
• M9: 982,110 km (0.098 R)
• M10: 1,059,751 km (0.1 R)
• M11: 1,161,777 km (0.083 R)
• M12: 1,259,464 km (0.056 R)
• M13: 1,344,586 km (0.045 R)
• M14: 1,496,278 km (0.084 R)
• M15: 1,603,390 km (0.115 R)
• M16: 1,834,519 km (0.062 R)
• M17: 2,030,791 km (0.113 R)
• M18: 2,159,445 km (0.07 R)
• M19: 2,319,515 km (0.077 R)
• M20: 2,483,474 km (0.118 R)
• M21: 2,601,507 km (0.094 R)
• M22: 2,863,902 km (0.056 R)
• M23: 3,040,278 km (0.078 R)
• M24: 3,113,880 km (0.088 R)
• M25: 3,198,851 km (0.116 R)
• M26: 3,524,227 km (0.062 R)
• M27: 3,815,045 km (0.087 R)
• M28: 4,067,267 km (0.112 R)
• M29: 4,136,980 km (0.097 R)
• M30: 4,289,569 km (0.096 R)
• M31: 4,563,932 km (0.054 R)
• M32: 4,758,259 km (0.1 R)
• M33: 4,868,812 km (0.082 R)
• M34: 5,180,425 km (0.104 R)
• M35: 5,692,498 km (0.088 R)
• M36: 6,047,344 km (0.101 R)
• M37: 6,140,544 km (0.111 R)
• M38: 6,220,728 km (0.091 R)
• M39: 6,368,830 km (0.054 R)
• M40: 6,613,722 km (0.075 R)
• M41: 6,682,238 km (0.085 R)
• M42: 6,764,816 km (0.103 R)
• M43: 7,197,004 km (0.064 R)
• M44: 7,409,433 km (0.095 R)
• M45: 7,768,019 km (0.065 R)
• M46: 8,205,742 km (0.055 R)
• M47: 8,279,494 km (0.09 R)
• M48: 8,726,792 km (0.069 R)
• M49: 8,847,368 km (0.058 R)
• M50: 9,090,165 km (0.117 R)
• M51: 9,227,795 km (0.085 R)
• M52: 9,567,083 km (0.049 R)
• M53: 9,769,489 km (0.072 R)
• M54: 9,957,533 km (0.032 R)
• M55: 10,162,632 km (0.082 R)
• M56: 10,305,498 km (0.118 R)
• M57: 10,545,154 km (0.118 R)
• M58: 10,673,658 km (0.074 R)
• M59: 10,835,075 km (0.1 R)
• M60: 10,916,007 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 12.8

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.05 AU - 1.65 AU

Year: 1013 Days

Day: 14.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 49,202,524 km

• M1: 251,923 km (0.113 R)
• M2: 445,203 km (0.049 R)
• M3: 546,780 km (0.056 R)
• M4: 988,692 km (0.102 R)
• M5: 1,122,582 km (0.075 R)
• M6: 1,225,506 km (0.098 R)
• M7: 1,331,870 km (0.119 R)
• M8: 1,457,532 km (0.09 R)
• M9: 1,587,233 km (0.083 R)
• M10: 1,704,069 km (0.097 R)
• M11: 1,964,669 km (0.107 R)
• M12: 2,054,428 km (0.055 R)
• M13: 2,154,957 km (0.098 R)
• M14: 2,238,433 km (0.035 R)
• M15: 2,332,530 km (0.058 R)
• M16: 2,554,084 km (0.089 R)
• M17: 2,752,451 km (0.037 R)
• M18: 2,914,915 km (0.11 R)
• M19: 3,070,197 km (0.096 R)
• M20: 3,207,079 km (0.065 R)
• M21: 3,346,056 km (0.084 R)
• M22: 3,454,215 km (0.084 R)
• M23: 3,674,423 km (0.117 R)
• M24: 3,944,746 km (0.106 R)
• M25: 4,256,658 km (0.111 R)
• M26: 4,374,391 km (0.084 R)
• M27: 4,612,850 km (0.087 R)
• M28: 4,855,797 km (0.117 R)
• M29: 4,941,816 km (0.082 R)
• M30: 5,127,916 km (0.11 R)
• M31: 5,228,146 km (0.08 R)
• M32: 5,635,501 km (0.09 R)
• M33: 5,843,143 km (0.082 R)
• M34: 5,934,847 km (0.089 R)
• M35: 6,093,121 km (0.113 R)
• M36: 6,266,056 km (0.12 R)
• M37: 6,795,034 km (0.045 R)
• M38: 7,211,665 km (0.116 R)
• M39: 7,338,374 km (0.057 R)
• M40: 7,780,286 km (0.055 R)
• M41: 8,392,889 km (0.077 R)
• M42: 8,764,939 km (0.032 R)
• M43: 9,142,524 km (0.083 R)
• M44: 9,356,300 km (0.068 R)
• M45: 9,479,119 km (0.1 R)
• M46: 9,602,538 km (0.095 R)
• M47: 9,788,787 km (0.096 R)
• M48: 9,944,818 km (0.058 R)
• M49: 10,149,019 km (0.087 R)
• M50: 10,370,424 km (0.069 R)
• M51: 10,465,717 km (0.114 R)
• M52: 10,545,453 km (0.11 R)
• M53: 10,834,027 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.7

Radius: 12.8

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.16 AU - 5.76 AU

Year: 8238 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 49,202,524 km

• M1: 161,715 km (0.064 R)
• M2: 314,754 km (0.097 R)
• M3: 497,114 km (0.085 R)
• M4: 675,734 km (0.09 R)
• M5: 828,323 km (0.074 R)
• M6: 1,572,722 km (0.074 R)
• M7: 1,864,588 km (0.091 R)
• M8: 2,017,327 km (0.07 R)
• M9: 2,227,512 km (0.117 R)
• M10: 2,408,376 km (0.084 R)
• M11: 2,727,169 km (0.085 R)
• M12: 3,059,725 km (0.079 R)
• M13: 3,220,842 km (0.113 R)
• M14: 4,179,465 km (0.083 R)
• M15: 4,818,398 km (0.038 R)
• M16: 5,341,990 km (0.113 R)
• M17: 5,933,949 km (0.085 R)
• M18: 6,085,193 km (0.073 R)
• M19: 6,417,449 km (0.072 R)
• M20: 6,572,882 km (0.116 R)
• M21: 6,703,331 km (0.079 R)
• M22: 6,913,815 km (0.096 R)
• M23: 7,695,314 km (0.081 R)
• M24: 7,915,822 km (0.071 R)
• M25: 8,110,598 km (0.109 R)
• M26: 8,363,269 km (0.105 R)
• M27: 8,590,209 km (0.077 R)
• M28: 8,761,648 km (0.082 R)
• M29: 8,905,412 km (0.077 R)
• M30: 9,488,395 km (0.118 R)
• M31: 9,754,828 km (0.083 R)
• M32: 9,993,587 km (0.047 R)
• M33: 10,446,868 km (0.117 R)
• M34: 11,092,533 km (0.088 R)
• M35: 11,342,062 km (0.115 R)
• M36: 11,909,935 km (0.109 R)
• M37: 12,037,542 km (0.113 R)
• M38: 12,165,448 km (0.101 R)
• M39: 12,455,070 km (0.044 R)
• M40: 13,106,718 km (0.097 R)
• M41: 13,271,276 km (0.043 R)
• M42: 13,503,003 km (0.067 R)
• M43: 14,104,835 km (0.059 R)
• M44: 14,206,113 km (0.11 R)
• M45: 14,749,752 km (0.06 R)
• M46: 15,927,835 km (0.092 R)
• M47: 16,138,768 km (0.118 R)
• M48: 16,279,988 km (0.089 R)
• M49: 17,641,927 km (0.118 R)
• M50: 17,750,984 km (0.04 R)
• M51: 17,896,842 km (0.088 R)
• M52: 18,263,058 km (0.101 R)
• M53: 18,483,864 km (0.077 R)
• M54: 18,891,219 km (0.105 R)
• M55: 19,489,012 km (0.104 R)
• M56: 20,511,962 km (0.055 R)
• M57: 21,242,299 km (0.079 R)
• M58: 21,591,161 km (0.101 R)
• M59: 22,728,255 km (0.084 R)
• M60: 23,364,046 km (0.067 R)
• M61: 23,523,816 km (0.098 R)
• M62: 23,804,462 km (0.065 R)
• M63: 25,388,255 km (0.112 R)
• M64: 25,511,374 km (0.105 R)
• M65: 26,963,819 km (0.115 R)
• M66: 27,047,594 km (0.105 R)
• M67: 28,400,408 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.6

Radius: 5.3

Gravity: 26.93 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.16 AU - 7.18 AU

Year: 9896 Days

Day: 18 Hours

Environment

Temp: -225 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 49,202,524 km

• M1: 334,052 km (0.103 R)
• M2: 444,306 km (0.082 R)
• M3: 734,526 km (0.118 R)
• M4: 975,977 km (0.106 R)
• M5: 1,095,356 km (0.106 R)
• M6: 1,156,990 km (0.038 R)
• M7: 1,198,728 km (0.073 R)
• M8: 1,262,157 km (0.026 R)
• M9: 2,211,505 km (0.087 R)
• M10: 2,263,565 km (0.047 R)
• M11: 2,750,955 km (0.12 R)
• M12: 3,006,618 km (0.116 R)
• M13: 3,299,531 km (0.078 R)
• M14: 3,724,987 km (0.066 R)
• M15: 3,975,713 km (0.119 R)
• M16: 4,264,587 km (0.098 R)
• M17: 4,727,143 km (0.116 R)
• M18: 4,930,297 km (0.109 R)
• M19: 4,964,405 km (0.113 R)
• M20: 5,136,293 km (0.092 R)
• M21: 5,275,120 km (0.083 R)
• M22: 5,771,037 km (0.104 R)
• M23: 5,879,346 km (0.08 R)
• M24: 5,951,901 km (0.115 R)
• M25: 5,988,253 km (0.112 R)
• M26: 6,281,914 km (0.118 R)
• M27: 6,807,002 km (0.045 R)
• M28: 7,036,336 km (0.042 R)
• M29: 7,113,379 km (0.109 R)
• M30: 8,261,243 km (0.117 R)
• M31: 8,342,624 km (0.039 R)
• M32: 8,960,613 km (0.116 R)
• M33: 9,465,506 km (0.103 R)
• M34: 10,371,321 km (0.109 R)
• M35: 10,990,507 km (0.09 R)
• M36: 12,264,183 km (0.036 R)
• M37: 12,357,083 km (0.103 R)
• M38: 12,496,658 km (0.109 R)
• M39: 12,730,330 km (0.108 R)
• M40: 14,017,769 km (0.103 R)
• M41: 14,407,023 km (0.088 R)
• M42: 14,849,384 km (0.057 R)
• M43: 14,997,785 km (0.119 R)
• M44: 16,457,561 km (0.088 R)
• M45: 16,508,723 km (0.075 R)
• M46: 18,067,533 km (0.111 R)
• M47: 18,704,072 km (0.078 R)
• M48: 19,347,941 km (0.114 R)
• M49: 19,564,110 km (0.118 R)
• M50: 19,890,084 km (0.116 R)
• M51: 20,272,456 km (0.071 R)
• M52: 20,437,164 km (0.119 R)
• M53: 21,378,583 km (0.048 R)
• M54: 22,560,855 km (0.114 R)
• M55: 23,418,350 km (0.096 R)
• M56: 23,995,798 km (0.114 R)
• M57: 24,286,317 km (0.088 R)
• M58: 24,929,588 km (0.096 R)
• M59: 25,105,963 km (0.119 R)
• M60: 25,815,805 km (0.043 R)
• M61: 26,113,505 km (0.108 R)
• M62: 26,173,195 km (0.115 R)
• M63: 26,292,574 km (0.096 R)
• M64: 26,352,413 km (0.119 R)
• M65: 26,532,080 km (0.108 R)
• M66: 27,073,624 km (0.117 R)
• M67: 28,658,614 km (0.11 R)
• M68: 29,028,569 km (0.068 R)
• M69: 29,338,087 km (0.102 R)
• M70: 29,524,337 km (0.073 R)
• M71: 29,711,035 km (0.07 R)
• M72: 30,148,010 km (0.059 R)
• M73: 32,172,817 km (0.106 R)
• M74: 33,201,452 km (0.066 R)
• M75: 33,784,884 km (0.055 R)
• M76: 33,915,034 km (0.046 R)
• M77: 34,371,756 km (0.086 R)
• M78: 34,502,505 km (0.117 R)
• M79: 35,555,375 km (0.077 R)
• M80: 36,218,692 km (0.059 R)
• M81: 36,418,554 km (0.086 R)
• M82: 40,905,743 km (0.058 R)
• M83: 41,183,247 km (0.113 R)
• M84: 41,391,786 km (0.096 R)
• M85: 41,809,912 km (0.114 R)
• M86: 43,425,719 km (0.119 R)
• M87: 43,496,329 km (0.118 R)
• M88: 45,133,378 km (0.091 R)
• M89: 47,225,953 km (0.074 R)
• M90: 47,517,071 km (0.12 R)
• M91: 48,174,254 km (0.084 R)
• M92: 48,394,014 km (0.12 R)
• M93: 48,908,032 km (0.106 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 13,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit