🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.48 AU - 0.62 AU

Year: 263 Days

Day: 16.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.62 AU - 0.66 AU

Year: 331 Days

Day: 15.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807

Radius: 10.9

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.61 AU - 0.99 AU

Year: 462 Days

Day: 8.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 70,329,373 km

• M1: 138,528 km (0.088 R)
• M2: 238,908 km (0.05 R)
• M3: 331,359 km (0.077 R)
• M4: 431,291 km (0.086 R)
• M5: 525,089 km (0.048 R)
• M6: 598,840 km (0.116 R)
• M7: 672,592 km (0.115 R)
• M8: 758,611 km (0.096 R)
• M9: 881,281 km (0.097 R)
• M10: 957,426 km (0.084 R)
• M11: 1,031,029 km (0.103 R)
• M12: 1,163,423 km (0.1 R)
• M13: 1,242,560 km (0.109 R)
• M14: 1,384,229 km (0.094 R)
• M15: 1,468,453 km (0.091 R)
• M16: 1,537,268 km (0.093 R)
• M17: 1,666,221 km (0.11 R)
• M18: 1,811,181 km (0.113 R)
• M19: 1,922,781 km (0.074 R)
• M20: 1,998,478 km (0.086 R)
• M21: 2,291,391 km (0.1 R)
• M22: 2,398,951 km (0.058 R)
• M23: 2,654,315 km (0.068 R)
• M24: 2,795,984 km (0.104 R)
• M25: 2,874,972 km (0.116 R)
• M26: 3,006,020 km (0.093 R)
• M27: 3,101,912 km (0.072 R)
• M28: 3,191,371 km (0.12 R)
• M29: 3,296,838 km (0.094 R)
• M30: 3,472,615 km (0.104 R)
• M31: 3,581,223 km (0.114 R)
• M32: 3,730,373 km (0.057 R)
• M33: 3,857,680 km (0.092 R)
• M34: 3,945,943 km (0.109 R)
• M35: 4,034,954 km (0.077 R)
• M36: 4,439,766 km (0.117 R)
• M37: 4,532,367 km (0.103 R)
• M38: 4,617,189 km (0.083 R)
• M39: 4,762,747 km (0.058 R)
• M40: 4,883,622 km (0.106 R)
• M41: 5,084,532 km (0.086 R)
• M42: 5,323,889 km (0.095 R)
• M43: 5,422,474 km (0.095 R)
• M44: 5,521,657 km (0.092 R)
• M45: 5,612,463 km (0.077 R)
• M46: 5,740,220 km (0.119 R)
• M47: 5,850,623 km (0.106 R)
• M48: 6,008,299 km (0.101 R)
• M49: 6,242,570 km (0.117 R)
• M50: 6,356,114 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.2

Radius: 13.6

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.33 AU - 2.01 AU

Year: 1393 Days

Day: 8.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 70,329,373 km

• M1: 171,140 km (0.099 R)
• M2: 280,646 km (0.112 R)
• M3: 395,836 km (0.101 R)
• M4: 495,618 km (0.118 R)
• M5: 637,885 km (0.09 R)
• M6: 831,166 km (0.088 R)
• M7: 977,024 km (0.069 R)
• M8: 1,108,221 km (0.091 R)
• M9: 1,237,623 km (0.037 R)
• M10: 1,468,303 km (0.058 R)
• M11: 1,593,666 km (0.071 R)
• M12: 1,713,494 km (0.095 R)
• M13: 2,265,211 km (0.074 R)
• M14: 2,714,154 km (0.089 R)
• M15: 3,086,952 km (0.116 R)
• M16: 3,380,313 km (0.087 R)
• M17: 3,646,149 km (0.12 R)
• M18: 3,856,334 km (0.112 R)
• M19: 4,121,571 km (0.115 R)
• M20: 4,301,836 km (0.074 R)
• M21: 4,392,941 km (0.096 R)
• M22: 4,563,932 km (0.107 R)
• M23: 4,817,799 km (0.076 R)
• M24: 5,325,684 km (0.027 R)
• M25: 5,451,795 km (0.108 R)
• M26: 5,607,377 km (0.116 R)
• M27: 5,923,028 km (0.042 R)
• M28: 6,170,912 km (0.08 R)
• M29: 6,318,416 km (0.036 R)
• M30: 6,422,237 km (0.054 R)
• M31: 6,874,172 km (0.107 R)
• M32: 7,042,619 km (0.091 R)
• M33: 7,227,821 km (0.118 R)
• M34: 7,398,961 km (0.102 R)
• M35: 7,729,572 km (0.055 R)
• M36: 7,952,772 km (0.089 R)
• M37: 8,065,120 km (0.106 R)
• M38: 8,226,537 km (0.102 R)
• M39: 8,454,524 km (0.116 R)
• M40: 8,651,394 km (0.05 R)
• M41: 8,767,034 km (0.047 R)
• M42: 8,916,482 km (0.062 R)
• M43: 9,201,167 km (0.063 R)
• M44: 9,591,019 km (0.027 R)
• M45: 10,107,580 km (0.061 R)
• M46: 10,775,086 km (0.102 R)
• M47: 11,258,137 km (0.118 R)
• M48: 11,638,714 km (0.06 R)
• M49: 11,931,477 km (0.102 R)
• M50: 12,208,233 km (0.064 R)
• M51: 12,356,784 km (0.117 R)
• M52: 12,449,834 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 13.1

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.41 AU - 4.01 AU

Year: 3713 Days

Day: 6.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 70,329,373 km

• M1: 194,627 km (0.086 R)
• M2: 381,325 km (0.113 R)
• M3: 612,005 km (0.103 R)
• M4: 761,004 km (0.106 R)
• M5: 923,617 km (0.105 R)
• M6: 1,237,922 km (0.114 R)
• M7: 1,321,847 km (0.113 R)
• M8: 1,799,662 km (0.098 R)
• M9: 1,882,240 km (0.025 R)
• M10: 2,094,370 km (0.049 R)
• M11: 2,240,228 km (0.106 R)
• M12: 2,359,458 km (0.116 R)
• M13: 3,236,849 km (0.025 R)
• M14: 3,338,426 km (0.094 R)
• M15: 3,458,254 km (0.05 R)
• M16: 4,006,381 km (0.12 R)
• M17: 4,281,491 km (0.098 R)
• M18: 4,449,489 km (0.116 R)
• M19: 4,562,885 km (0.1 R)
• M20: 4,908,605 km (0.097 R)
• M21: 5,084,682 km (0.116 R)
• M22: 5,503,855 km (0.074 R)
• M23: 5,625,778 km (0.099 R)
• M24: 5,913,604 km (0.116 R)
• M25: 5,996,780 km (0.077 R)
• M26: 6,122,143 km (0.073 R)
• M27: 6,290,890 km (0.113 R)
• M28: 6,980,835 km (0.033 R)
• M29: 7,877,375 km (0.062 R)
• M30: 8,176,571 km (0.119 R)
• M31: 8,502,993 km (0.104 R)
• M32: 8,786,182 km (0.094 R)
• M33: 9,192,789 km (0.086 R)
• M34: 9,337,749 km (0.045 R)
• M35: 9,434,839 km (0.075 R)
• M36: 9,679,132 km (0.053 R)
• M37: 9,777,418 km (0.078 R)
• M38: 10,024,553 km (0.092 R)
• M39: 10,273,783 km (0.093 R)
• M40: 11,059,471 km (0.107 R)
• M41: 11,316,929 km (0.089 R)
• M42: 11,472,511 km (0.075 R)
• M43: 11,628,691 km (0.098 R)
• M44: 12,022,433 km (0.118 R)
• M45: 12,500,697 km (0.047 R)
• M46: 12,958,168 km (0.078 R)
• M47: 13,393,647 km (0.081 R)
• M48: 13,834,063 km (0.115 R)
• M49: 14,139,542 km (0.117 R)
• M50: 14,419,290 km (0.101 R)
• M51: 16,077,582 km (0.113 R)
• M52: 16,722,349 km (0.112 R)
• M53: 16,988,633 km (0.099 R)
• M54: 17,916,290 km (0.074 R)
• M55: 18,188,708 km (0.102 R)
• M56: 18,310,181 km (0.096 R)
• M57: 18,615,211 km (0.036 R)
• M58: 19,137,607 km (0.048 R)
• M59: 19,664,790 km (0.038 R)
• M60: 20,575,093 km (0.083 R)
• M61: 20,765,232 km (0.11 R)
• M62: 20,892,240 km (0.111 R)
• M63: 21,179,019 km (0.06 R)
• M64: 21,338,939 km (0.053 R)
• M65: 21,435,131 km (0.117 R)
• M66: 21,531,322 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826

Radius: 12.6

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.08 AU - 3.88 AU

Year: 4192 Days

Day: 6 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 70,329,373 km

• M1: 219,759 km (0.09 R)
• M2: 327,021 km (0.084 R)
• M3: 616,792 km (0.081 R)
• M4: 860,936 km (0.064 R)
• M5: 1,412,653 km (0.049 R)
• M6: 1,645,277 km (0.1 R)
• M7: 1,791,135 km (0.059 R)
• M8: 2,436,351 km (0.085 R)
• M9: 2,566,202 km (0.049 R)
• M10: 3,029,357 km (0.027 R)
• M11: 3,730,373 km (0.082 R)
• M12: 3,859,176 km (0.104 R)
• M13: 3,945,943 km (0.091 R)
• M14: 4,033,458 km (0.071 R)
• M15: 4,548,972 km (0.049 R)
• M16: 4,919,975 km (0.107 R)
• M17: 5,014,371 km (0.103 R)
• M18: 5,133,152 km (0.115 R)
• M19: 5,666,917 km (0.075 R)
• M20: 5,915,399 km (0.086 R)
• M21: 6,091,625 km (0.094 R)
• M22: 6,346,241 km (0.069 R)
• M23: 6,578,566 km (0.101 R)
• M24: 7,726,730 km (0.057 R)
• M25: 8,086,064 km (0.083 R)
• M26: 8,394,385 km (0.083 R)
• M27: 8,621,176 km (0.059 R)
• M28: 9,255,171 km (0.076 R)
• M29: 9,459,971 km (0.101 R)
• M30: 9,636,796 km (0.108 R)
• M31: 9,725,657 km (0.043 R)
• M32: 9,814,817 km (0.114 R)
• M33: 9,934,047 km (0.082 R)
• M34: 10,053,725 km (0.052 R)
• M35: 10,204,071 km (0.092 R)
• M36: 10,385,533 km (0.084 R)
• M37: 10,997,837 km (0.11 R)
• M38: 11,370,934 km (0.119 R)
• M39: 11,622,109 km (0.095 R)
• M40: 11,906,644 km (0.087 R)
• M41: 12,386,255 km (0.105 R)
• M42: 12,709,536 km (0.03 R)
• M43: 12,806,924 km (0.084 R)
• M44: 12,970,135 km (0.076 R)
• M45: 13,795,916 km (0.103 R)
• M46: 15,049,247 km (0.114 R)
• M47: 15,359,513 km (0.116 R)
• M48: 15,567,753 km (0.058 R)
• M49: 15,986,627 km (0.117 R)
• M50: 16,338,780 km (0.11 R)
• M51: 16,657,723 km (0.103 R)
• M52: 16,764,536 km (0.054 R)
• M53: 16,871,648 km (0.117 R)
• M54: 17,014,663 km (0.119 R)
• M55: 17,590,914 km (0.117 R)
• M56: 17,954,437 km (0.118 R)
• M57: 19,582,960 km (0.084 R)
• M58: 19,997,495 km (0.104 R)
• M59: 20,911,987 km (0.077 R)
• M60: 21,065,774 km (0.076 R)
• M61: 21,374,394 km (0.115 R)
• M62: 21,567,974 km (0.103 R)
• M63: 21,684,511 km (0.074 R)
• M64: 22,230,842 km (0.039 R)
• M65: 22,742,167 km (0.111 R)
• M66: 22,900,292 km (0.108 R)
• M67: 22,979,430 km (0.066 R)
• M68: 23,736,395 km (0.075 R)
• M69: 24,097,823 km (0.118 R)
• M70: 24,420,656 km (0.087 R)
• M71: 24,744,834 km (0.066 R)
• M72: 25,973,482 km (0.09 R)
• M73: 27,515,985 km (0.119 R)
• M74: 27,600,209 km (0.108 R)
• M75: 28,022,673 km (0.101 R)
• M76: 28,447,232 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.2

Radius: 14.6

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.59 AU - 6.59 AU

Year: 8534 Days

Day: 10.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 161.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 70,329,373 km

• M1: 196,572 km (0.039 R)
• M2: 306,077 km (0.114 R)
• M3: 484,996 km (0.107 R)
• M4: 669,899 km (0.106 R)
• M5: 794,065 km (0.082 R)
• M6: 918,082 km (0.092 R)
• M7: 1,059,153 km (0.08 R)
• M8: 1,259,764 km (0.092 R)
• M9: 1,408,015 km (0.119 R)
• M10: 1,746,705 km (0.044 R)
• M11: 1,865,485 km (0.105 R)
• M12: 1,962,574 km (0.053 R)
• M13: 2,434,705 km (0.063 R)
• M14: 3,513,755 km (0.074 R)
• M15: 3,635,228 km (0.116 R)
• M16: 4,280,444 km (0.051 R)
• M17: 4,509,029 km (0.085 R)
• M18: 4,624,818 km (0.111 R)
• M19: 5,063,888 km (0.093 R)
• M20: 5,375,949 km (0.118 R)
• M21: 5,946,067 km (0.068 R)
• M22: 6,037,022 km (0.115 R)
• M23: 6,479,682 km (0.106 R)
• M24: 6,629,729 km (0.092 R)
• M25: 6,875,817 km (0.073 R)
• M26: 7,183,091 km (0.095 R)
• M27: 7,691,874 km (0.093 R)
• M28: 7,890,689 km (0.069 R)
• M29: 8,456,618 km (0.109 R)
• M30: 8,744,594 km (0.058 R)
• M31: 9,161,523 km (0.094 R)
• M32: 10,672,013 km (0.09 R)
• M33: 11,185,134 km (0.107 R)
• M34: 12,096,783 km (0.109 R)
• M35: 12,655,232 km (0.033 R)
• M36: 12,914,036 km (0.119 R)
• M37: 13,222,208 km (0.106 R)
• M38: 13,556,709 km (0.057 R)
• M39: 14,823,803 km (0.118 R)
• M40: 15,071,836 km (0.082 R)
• M41: 15,246,267 km (0.08 R)
• M42: 15,521,826 km (0.11 R)
• M43: 16,077,732 km (0.066 R)
• M44: 16,179,608 km (0.105 R)
• M45: 16,434,972 km (0.093 R)
• M46: 16,769,024 km (0.117 R)
• M47: 17,183,260 km (0.116 R)
• M48: 17,313,410 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.6

Radius: 7.5

Gravity: 16.31 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.56 AU - 8.98 AU

Year: 15356 Days

Day: 15.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 70,329,373 km

• M1: 163,510 km (0.119 R)
• M2: 277,205 km (0.068 R)
• M3: 387,758 km (0.088 R)
• M4: 514,317 km (0.117 R)
• M5: 902,225 km (0.094 R)
• M6: 1,049,130 km (0.069 R)
• M7: 1,833,771 km (0.117 R)
• M8: 2,021,366 km (0.083 R)
• M9: 2,314,279 km (0.102 R)
• M10: 2,586,098 km (0.068 R)
• M11: 3,577,184 km (0.091 R)
• M12: 4,462,504 km (0.106 R)
• M13: 6,900,651 km (0.101 R)
• M14: 7,390,284 km (0.075 R)
• M15: 8,351,301 km (0.079 R)
• M16: 8,558,644 km (0.072 R)
• M17: 9,566,485 km (0.116 R)
• M18: 10,443,876 km (0.115 R)
• M19: 10,611,276 km (0.105 R)
• M20: 10,723,325 km (0.094 R)
• M21: 11,062,015 km (0.056 R)
• M22: 11,175,709 km (0.073 R)
• M23: 12,216,013 km (0.08 R)
• M24: 12,629,052 km (0.082 R)
• M25: 13,046,430 km (0.079 R)
• M26: 13,347,421 km (0.084 R)
• M27: 13,772,728 km (0.109 R)
• M28: 13,833,913 km (0.11 R)
• M29: 14,140,739 km (0.101 R)
• M30: 14,449,958 km (0.055 R)
• M31: 15,137,958 km (0.105 R)
• M32: 15,454,358 km (0.064 R)
• M33: 15,836,730 km (0.088 R)
• M34: 16,029,113 km (0.089 R)
• M35: 16,286,870 km (0.094 R)
• M36: 16,481,048 km (0.06 R)
• M37: 17,529,579 km (0.065 R)
• M38: 19,553,339 km (0.077 R)
• M39: 19,897,714 km (0.087 R)
• M40: 20,036,092 km (0.103 R)
• M41: 20,174,769 km (0.095 R)
• M42: 20,383,308 km (0.105 R)
• M43: 21,295,406 km (0.088 R)
• M44: 21,934,638 km (0.079 R)
• M45: 22,508,047 km (0.103 R)
• M46: 23,450,513 km (0.035 R)
• M47: 24,184,291 km (0.043 R)
• M48: 29,684,556 km (0.064 R)
• M49: 29,921,818 km (0.112 R)
• M50: 30,877,150 km (0.116 R)
• M51: 31,037,369 km (0.089 R)
• M52: 32,654,522 km (0.066 R)
• M53: 32,736,053 km (0.079 R)
• M54: 33,226,884 km (0.069 R)
• M55: 33,885,264 km (0.072 R)
• M56: 34,464,657 km (0.062 R)
• M57: 34,880,688 km (0.12 R)
• M58: 35,381,991 km (0.108 R)
• M59: 36,222,880 km (0.042 R)
• M60: 37,924,257 km (0.08 R)
• M61: 38,181,715 km (0.116 R)
• M62: 38,439,771 km (0.079 R)
• M63: 40,087,293 km (0.116 R)
• M64: 40,349,538 km (0.095 R)
• M65: 41,227,827 km (0.086 R)
• M66: 41,492,615 km (0.12 R)
• M67: 43,810,335 km (0.075 R)
• M68: 44,351,281 km (0.118 R)
• M69: 44,441,638 km (0.1 R)
• M70: 45,439,456 km (0.047 R)
• M71: 47,365,079 km (0.118 R)
• M72: 47,457,381 km (0.053 R)
• M73: 48,384,290 km (0.056 R)
• M74: 49,410,830 km (0.105 R)
• M75: 52,341,901 km (0.04 R)
• M76: 53,107,543 km (0.114 R)
• M77: 54,262,738 km (0.074 R)
• M78: 54,940,416 km (0.052 R)
• M79: 55,328,922 km (0.037 R)
• M80: 58,965,796 km (0.098 R)
• M81: 60,161,831 km (0.068 R)
• M82: 61,265,265 km (0.116 R)
• M83: 63,492,029 km (0.114 R)
• M84: 63,797,658 km (0.104 R)
• M85: 66,674,425 km (0.054 R)
• M86: 66,777,946 km (0.101 R)
• M87: 68,337,205 km (0.058 R)
• M88: 68,546,044 km (0.107 R)
• M89: 68,755,032 km (0.075 R)
• M90: 69,068,888 km (0.07 R)
• M91: 69,488,211 km (0.098 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 12,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit