🌌 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: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.47 AU - 0.63 AU

Year: 259 Days

Day: 18 Hours

Environment

Temp: -128 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,132,852 km

• M1: 47,273 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.57 AU - 0.59 AU

Year: 281 Days

Day: 12.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 19.3 °

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: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.66 AU - 0.68 AU

Year: 349 Days

Day: 19.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,132,852 km

• M1: 153,787 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.7

Radius: 11.4

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.93 AU - 1.11 AU

Year: 655 Days

Day: 8.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 62,132,852 km

• M1: 158,424 km (0.09 R)
• M2: 264,190 km (0.104 R)
• M3: 366,814 km (0.101 R)
• M4: 507,436 km (0.073 R)
• M5: 592,108 km (0.083 R)
• M6: 673,639 km (0.116 R)
• M7: 811,120 km (0.044 R)
• M8: 883,824 km (0.044 R)
• M9: 1,010,234 km (0.117 R)
• M10: 1,165,068 km (0.11 R)
• M11: 1,259,614 km (0.087 R)
• M12: 1,517,072 km (0.086 R)
• M13: 1,702,573 km (0.09 R)
• M14: 1,804,599 km (0.096 R)
• M15: 1,875,957 km (0.109 R)
• M16: 1,954,945 km (0.119 R)
• M17: 2,089,284 km (0.088 R)
• M18: 2,198,939 km (0.111 R)
• M19: 2,360,056 km (0.113 R)
• M20: 2,496,340 km (0.042 R)
• M21: 2,649,827 km (0.083 R)
• M22: 2,784,166 km (0.106 R)
• M23: 3,028,310 km (0.031 R)
• M24: 3,208,426 km (0.117 R)
• M25: 3,537,990 km (0.083 R)
• M26: 3,669,785 km (0.1 R)
• M27: 3,744,584 km (0.112 R)
• M28: 3,819,832 km (0.08 R)
• M29: 3,904,056 km (0.051 R)
• M30: 4,014,608 km (0.099 R)
• M31: 4,169,442 km (0.088 R)
• M32: 4,291,215 km (0.09 R)
• M33: 4,609,858 km (0.113 R)
• M34: 4,690,791 km (0.102 R)
• M35: 4,973,082 km (0.047 R)
• M36: 5,083,784 km (0.092 R)
• M37: 5,232,784 km (0.087 R)
• M38: 5,317,307 km (0.072 R)
• M39: 5,449,551 km (0.097 R)
• M40: 5,525,697 km (0.118 R)
• M41: 5,736,779 km (0.091 R)
• M42: 5,911,509 km (0.115 R)
• M43: 6,088,035 km (0.107 R)
• M44: 6,176,896 km (0.113 R)
• M45: 6,316,172 km (0.118 R)
• M46: 6,396,207 km (0.093 R)
• M47: 6,516,782 km (0.068 R)
• M48: 6,903,942 km (0.093 R)
• M49: 7,038,131 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.4

Radius: 14.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.03 AU - 1.61 AU

Year: 964 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 62,132,852 km

• M1: 186,848 km (0.085 R)
• M2: 338,839 km (0.091 R)
• M3: 434,731 km (0.072 R)
• M4: 644,468 km (0.099 R)
• M5: 770,579 km (0.053 R)
• M6: 946,805 km (0.112 R)
• M7: 1,094,308 km (0.091 R)
• M8: 1,197,232 km (0.099 R)
• M9: 1,334,862 km (0.071 R)
• M10: 1,695,243 km (0.067 R)
• M11: 2,161,091 km (0.081 R)
• M12: 2,322,357 km (0.112 R)
• M13: 2,428,871 km (0.089 R)
• M14: 2,576,823 km (0.113 R)
• M15: 2,830,242 km (0.059 R)
• M16: 2,996,894 km (0.12 R)
• M17: 3,156,216 km (0.098 R)
• M18: 3,296,688 km (0.111 R)
• M19: 3,572,696 km (0.095 R)
• M20: 4,325,922 km (0.081 R)
• M21: 4,567,522 km (0.09 R)
• M22: 4,863,576 km (0.11 R)
• M23: 5,242,508 km (0.033 R)
• M24: 5,435,639 km (0.108 R)
• M25: 5,855,709 km (0.052 R)
• M26: 5,962,373 km (0.116 R)
• M27: 6,110,175 km (0.103 R)
• M28: 6,218,335 km (0.086 R)
• M29: 6,368,232 km (0.049 R)
• M30: 6,895,415 km (0.047 R)
• M31: 7,135,818 km (0.103 R)
• M32: 7,307,258 km (0.099 R)
• M33: 7,552,449 km (0.06 R)
• M34: 7,697,858 km (0.114 R)
• M35: 7,800,332 km (0.109 R)
• M36: 7,991,817 km (0.098 R)
• M37: 8,199,758 km (0.062 R)
• M38: 8,575,548 km (0.072 R)
• M39: 8,697,022 km (0.086 R)
• M40: 8,895,688 km (0.068 R)
• M41: 9,126,667 km (0.095 R)
• M42: 9,359,740 km (0.087 R)
• M43: 9,579,051 km (0.091 R)
• M44: 9,831,871 km (0.087 R)
• M45: 10,054,922 km (0.072 R)
• M46: 10,215,291 km (0.102 R)
• M47: 10,376,408 km (0.106 R)
• M48: 10,473,497 km (0.117 R)
• M49: 10,603,497 km (0.104 R)
• M50: 11,079,218 km (0.072 R)
• M51: 11,228,218 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.5

Radius: 13.1

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.35 AU - 1.61 AU

Year: 1145 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,132,852 km

• M1: 190,737 km (0.075 R)
• M2: 312,959 km (0.102 R)
• M3: 738,415 km (0.083 R)
• M4: 847,322 km (0.094 R)
• M5: 1,048,980 km (0.114 R)
• M6: 1,213,089 km (0.068 R)
• M7: 1,532,481 km (0.105 R)
• M8: 1,692,251 km (0.1 R)
• M9: 1,782,608 km (0.058 R)
• M10: 2,125,337 km (0.118 R)
• M11: 2,309,193 km (0.04 R)
• M12: 2,751,254 km (0.088 R)
• M13: 2,868,390 km (0.076 R)
• M14: 3,062,568 km (0.077 R)
• M15: 3,163,696 km (0.077 R)
• M16: 3,406,194 km (0.085 R)
• M17: 3,505,976 km (0.065 R)
• M18: 3,703,295 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.3

Radius: 10.1

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.57 AU - 2.03 AU

Year: 1535 Days

Day: 6.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 62,132,852 km

• M1: 136,882 km (0.113 R)
• M2: 216,319 km (0.039 R)
• M3: 358,586 km (0.076 R)
• M4: 452,534 km (0.105 R)
• M5: 614,997 km (0.046 R)
• M6: 879,187 km (0.075 R)
• M7: 1,117,646 km (0.117 R)
• M8: 1,217,577 km (0.09 R)
• M9: 1,501,514 km (0.026 R)
• M10: 1,647,222 km (0.079 R)
• M11: 1,761,814 km (0.119 R)
• M12: 1,824,795 km (0.088 R)
• M13: 1,952,851 km (0.041 R)
• M14: 2,074,474 km (0.116 R)
• M15: 2,474,947 km (0.042 R)
• M16: 2,566,202 km (0.099 R)
• M17: 2,658,504 km (0.109 R)
• M18: 2,836,076 km (0.063 R)
• M19: 2,963,833 km (0.11 R)
• M20: 3,126,147 km (0.063 R)
• M21: 3,225,031 km (0.112 R)
• M22: 3,482,489 km (0.082 R)
• M23: 3,584,963 km (0.069 R)
• M24: 3,910,638 km (0.092 R)
• M25: 4,221,652 km (0.07 R)
• M26: 4,441,710 km (0.106 R)
• M27: 4,565,577 km (0.06 R)
• M28: 4,766,338 km (0.119 R)
• M29: 4,893,197 km (0.09 R)
• M30: 5,189,401 km (0.076 R)
• M31: 5,254,476 km (0.103 R)
• M32: 5,346,179 km (0.089 R)
• M33: 5,557,860 km (0.11 R)
• M34: 5,962,223 km (0.039 R)
• M35: 6,126,482 km (0.084 R)
• M36: 6,250,797 km (0.116 R)
• M37: 6,362,098 km (0.116 R)
• M38: 6,473,848 km (0.044 R)
• M39: 6,784,862 km (0.119 R)
• M40: 6,884,943 km (0.087 R)
• M41: 7,202,389 km (0.038 R)
• M42: 7,333,736 km (0.091 R)
• M43: 7,436,361 km (0.069 R)
• M44: 7,762,185 km (0.09 R)
• M45: 7,896,823 km (0.108 R)
• M46: 8,047,318 km (0.077 R)
• M47: 8,381,669 km (0.077 R)
• M48: 8,643,316 km (0.106 R)
• M49: 8,923,214 km (0.058 R)
• M50: 9,237,818 km (0.12 R)
• M51: 9,317,105 km (0.117 R)
• M52: 9,396,541 km (0.062 R)
• M53: 9,668,211 km (0.12 R)
• M54: 9,975,186 km (0.087 R)
• M55: 10,121,642 km (0.06 R)
• M56: 10,367,282 km (0.069 R)
• M57: 10,698,043 km (0.12 R)
• M58: 11,268,310 km (0.092 R)
• M59: 11,352,982 km (0.089 R)

Asteroid Belt

Center: 3.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.8

Radius: 8.1

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.65 AU - 5.05 AU

Year: 5769 Days

Day: 14.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 62,132,852 km

• M1: 122,521 km (0.087 R)
• M2: 214,224 km (0.09 R)
• M3: 355,445 km (0.063 R)
• M4: 444,904 km (0.115 R)
• M5: 821,143 km (0.084 R)
• M6: 1,405,771 km (0.114 R)
• M7: 1,592,918 km (0.109 R)
• M8: 1,748,500 km (0.106 R)
• M9: 2,053,829 km (0.065 R)
• M10: 2,266,857 km (0.052 R)
• M11: 2,577,123 km (0.112 R)
• M12: 2,645,339 km (0.05 R)
• M13: 3,067,654 km (0.109 R)
• M14: 3,140,059 km (0.092 R)
• M15: 3,213,063 km (0.109 R)
• M16: 3,286,815 km (0.119 R)
• M17: 3,586,908 km (0.077 R)
• M18: 3,922,007 km (0.099 R)
• M19: 4,106,761 km (0.06 R)
• M20: 4,348,361 km (0.065 R)
• M21: 5,043,842 km (0.115 R)
• M22: 5,187,157 km (0.108 R)
• M23: 5,360,840 km (0.072 R)
• M24: 5,419,183 km (0.057 R)
• M25: 5,625,030 km (0.059 R)
• M26: 6,196,793 km (0.092 R)
• M27: 7,040,973 km (0.07 R)
• M28: 7,201,193 km (0.107 R)
• M29: 7,492,759 km (0.071 R)
• M30: 7,590,746 km (0.104 R)
• M31: 7,821,276 km (0.109 R)
• M32: 7,953,969 km (0.106 R)
• M33: 8,020,690 km (0.079 R)
• M34: 8,594,697 km (0.099 R)
• M35: 8,903,916 km (0.115 R)
• M36: 9,322,042 km (0.077 R)
• M37: 9,533,424 km (0.115 R)
• M38: 9,639,788 km (0.102 R)
• M39: 9,782,055 km (0.102 R)
• M40: 9,997,027 km (0.1 R)
• M41: 10,358,605 km (0.054 R)
• M42: 10,467,812 km (0.11 R)
• M43: 10,724,522 km (0.117 R)
• M44: 11,057,377 km (0.078 R)
• M45: 11,131,877 km (0.071 R)
• M46: 11,318,724 km (0.071 R)
• M47: 12,307,118 km (0.071 R)
• M48: 12,616,785 km (0.118 R)
• M49: 13,322,887 km (0.093 R)
• M50: 13,880,887 km (0.038 R)
• M51: 14,001,463 km (0.039 R)
• M52: 14,122,488 km (0.115 R)
• M53: 14,691,408 km (0.103 R)
• M54: 15,309,248 km (0.118 R)
• M55: 16,273,256 km (0.069 R)
• M56: 16,400,415 km (0.117 R)
• M57: 16,826,768 km (0.07 R)
• M58: 16,912,338 km (0.114 R)
• M59: 18,171,354 km (0.069 R)
• M60: 19,550,198 km (0.066 R)
• M61: 21,424,958 km (0.079 R)
• M62: 22,596,010 km (0.039 R)
• M63: 23,213,251 km (0.076 R)
• M64: 24,902,211 km (0.084 R)
• M65: 25,048,817 km (0.086 R)
• M66: 25,391,995 km (0.046 R)
• M67: 25,588,865 km (0.06 R)
• M68: 27,483,822 km (0.107 R)
• M69: 27,584,800 km (0.117 R)
• M70: 27,736,492 km (0.103 R)
• M71: 28,040,625 km (0.05 R)
• M72: 29,733,774 km (0.044 R)
• M73: 30,933,249 km (0.12 R)
• M74: 31,196,093 km (0.094 R)
• M75: 31,512,492 km (0.103 R)
• M76: 32,042,218 km (0.049 R)
• M77: 33,164,053 km (0.037 R)
• M78: 33,433,179 km (0.112 R)
• M79: 34,353,206 km (0.103 R)
• M80: 34,789,134 km (0.094 R)
• M81: 35,117,203 km (0.111 R)
• M82: 35,281,611 km (0.025 R)
• M83: 35,501,370 km (0.119 R)
• M84: 36,606,449 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.3

Radius: 6.5

Gravity: 20.62 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.65 AU - 9.37 AU

Year: 13086 Days

Day: 17.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 142.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 62,132,852 km

• M1: 86,318 km (0.063 R)
• M2: 172,786 km (0.072 R)
• M3: 403,316 km (0.11 R)
• M4: 577,298 km (0.065 R)
• M5: 713,133 km (0.101 R)
• M6: 947,553 km (0.03 R)
• M7: 1,728,454 km (0.102 R)
• M8: 2,043,058 km (0.098 R)
• M9: 2,344,647 km (0.067 R)
• M10: 2,500,828 km (0.116 R)
• M11: 2,922,544 km (0.048 R)
• M12: 4,277,602 km (0.092 R)
• M13: 5,465,259 km (0.1 R)
• M14: 5,547,837 km (0.12 R)
• M15: 5,882,487 km (0.119 R)
• M16: 5,967,309 km (0.115 R)
• M17: 6,571,386 km (0.076 R)
• M18: 7,059,823 km (0.104 R)
• M19: 7,376,671 km (0.061 R)
• M20: 7,513,852 km (0.095 R)
• M21: 8,118,228 km (0.112 R)
• M22: 8,450,185 km (0.086 R)
• M23: 8,883,421 km (0.115 R)
• M24: 9,029,428 km (0.066 R)
• M25: 10,533,036 km (0.12 R)
• M26: 10,739,332 km (0.105 R)
• M27: 12,166,346 km (0.064 R)
• M28: 13,316,903 km (0.09 R)
• M29: 13,372,554 km (0.028 R)
• M30: 13,539,954 km (0.087 R)
• M31: 14,216,585 km (0.076 R)
• M32: 14,616,310 km (0.088 R)
• M33: 14,788,797 km (0.104 R)
• M34: 15,193,908 km (0.118 R)
• M35: 15,310,295 km (0.069 R)
• M36: 15,485,474 km (0.11 R)
• M37: 15,543,967 km (0.104 R)
• M38: 16,014,901 km (0.079 R)
• M39: 18,377,051 km (0.068 R)
• M40: 18,937,445 km (0.092 R)
• M41: 19,000,126 km (0.108 R)
• M42: 20,394,827 km (0.098 R)
• M43: 20,780,939 km (0.118 R)
• M44: 20,974,968 km (0.095 R)
• M45: 21,560,494 km (0.116 R)
• M46: 24,362,911 km (0.118 R)
• M47: 24,499,194 km (0.079 R)
• M48: 24,772,510 km (0.106 R)
• M49: 25,598,589 km (0.056 R)
• M50: 25,737,266 km (0.066 R)
• M51: 26,714,141 km (0.098 R)
• M52: 26,854,613 km (0.097 R)
• M53: 27,065,845 km (0.114 R)
• M54: 28,130,533 km (0.118 R)
• M55: 29,136,579 km (0.12 R)
• M56: 29,353,645 km (0.102 R)
• M57: 30,154,293 km (0.114 R)
• M58: 30,667,563 km (0.114 R)
• M59: 31,183,676 km (0.077 R)
• M60: 31,331,628 km (0.107 R)
• M61: 32,075,130 km (0.117 R)
• M62: 32,224,578 km (0.101 R)
• M63: 32,523,923 km (0.075 R)
• M64: 34,035,161 km (0.058 R)
• M65: 35,723,672 km (0.068 R)
• M66: 38,228,090 km (0.118 R)
• M67: 38,386,514 km (0.084 R)
• M68: 38,465,801 km (0.08 R)
• M69: 38,624,525 km (0.117 R)
• M70: 39,982,425 km (0.102 R)
• M71: 41,762,938 km (0.106 R)
• M72: 44,065,998 km (0.108 R)
• M73: 44,731,559 km (0.08 R)
• M74: 45,820,332 km (0.035 R)
• M75: 46,072,703 km (0.081 R)
• M76: 46,157,077 km (0.067 R)
• M77: 46,832,960 km (0.066 R)
• M78: 46,917,632 km (0.113 R)
• M79: 47,427,163 km (0.087 R)
• M80: 48,194,600 km (0.098 R)
• M81: 48,451,459 km (0.033 R)
• M82: 48,794,487 km (0.096 R)
• M83: 48,880,356 km (0.026 R)
• M84: 49,396,768 km (0.111 R)
• M85: 51,917,941 km (0.119 R)
• M86: 52,093,419 km (0.115 R)
• M87: 57,084,603 km (0.072 R)
• M88: 58,173,825 km (0.094 R)
• M89: 58,356,035 km (0.114 R)
• M90: 60,004,454 km (0.051 R)
• M91: 60,188,459 km (0.067 R)
• M92: 60,557,218 km (0.062 R)
• M93: 61,946,833 km (0.077 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 18,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit