🌌 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: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.46 AU - 0.58 AU

Year: 238 Days

Day: 46 Hours

Environment

Temp: -123 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,318,429 km

• M1: 254,915 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.1

Radius: 13.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.69 AU - 0.91 AU

Year: 455 Days

Day: 6.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,318,429 km

• M1: 172,187 km (0.1 R)
• M2: 275,709 km (0.111 R)
• M3: 390,151 km (0.094 R)
• M4: 502,499 km (0.082 R)
• M5: 588,518 km (0.084 R)
• M6: 781,499 km (0.043 R)
• M7: 954,434 km (0.044 R)
• M8: 1,057,807 km (0.087 R)
• M9: 1,145,920 km (0.087 R)
• M10: 1,249,292 km (0.111 R)
• M11: 1,343,239 km (0.045 R)
• M12: 1,466,209 km (0.081 R)
• M13: 1,617,901 km (0.029 R)
• M14: 1,815,370 km (0.089 R)
• M15: 1,955,543 km (0.083 R)
• M16: 2,087,339 km (0.106 R)
• M17: 2,175,901 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 11.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1 AU - 1.22 AU

Year: 744 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 22,318,429 km

• M1: 146,157 km (0.067 R)
• M2: 257,308 km (0.044 R)
• M3: 387,159 km (0.095 R)
• M4: 476,768 km (0.091 R)
• M5: 612,603 km (0.033 R)
• M6: 708,496 km (0.111 R)
• M7: 810,072 km (0.116 R)
• M8: 937,231 km (0.089 R)
• M9: 1,045,240 km (0.115 R)
• M10: 1,157,738 km (0.12 R)
• M11: 1,235,230 km (0.07 R)
• M12: 1,320,201 km (0.107 R)
• M13: 1,395,599 km (0.07 R)
• M14: 1,593,965 km (0.1 R)
• M15: 1,668,465 km (0.061 R)
• M16: 1,892,712 km (0.112 R)
• M17: 1,998,478 km (0.119 R)
• M18: 2,092,874 km (0.105 R)
• M19: 2,168,122 km (0.076 R)
• M20: 2,272,092 km (0.109 R)
• M21: 2,363,646 km (0.102 R)
• M22: 2,609,286 km (0.119 R)
• M23: 2,712,808 km (0.114 R)
• M24: 2,817,825 km (0.086 R)
• M25: 2,993,304 km (0.08 R)
• M26: 3,267,367 km (0.08 R)
• M27: 3,419,658 km (0.118 R)
• M28: 3,631,937 km (0.09 R)
• M29: 3,714,665 km (0.093 R)
• M30: 3,823,273 km (0.067 R)
• M31: 3,933,078 km (0.066 R)
• M32: 4,026,726 km (0.077 R)
• M33: 4,121,122 km (0.113 R)
• M34: 4,364,817 km (0.106 R)
• M35: 4,506,187 km (0.08 R)
• M36: 4,811,816 km (0.107 R)
• M37: 4,939,722 km (0.063 R)
• M38: 5,050,275 km (0.07 R)
• M39: 5,358,297 km (0.073 R)
• M40: 5,509,989 km (0.099 R)
• M41: 5,605,432 km (0.089 R)
• M42: 5,778,816 km (0.084 R)
• M43: 6,051,982 km (0.073 R)
• M44: 6,190,210 km (0.098 R)
• M45: 6,269,647 km (0.055 R)
• M46: 6,369,429 km (0.107 R)
• M47: 6,449,613 km (0.047 R)
• M48: 6,621,202 km (0.076 R)
• M49: 6,896,911 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.9

Radius: 11.6

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.96 AU - 1.26 AU

Year: 744 Days

Day: 13.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 22,318,429 km

• M1: 144,960 km (0.066 R)
• M2: 218,114 km (0.087 R)
• M3: 301,141 km (0.079 R)
• M4: 406,457 km (0.109 R)
• M5: 501,901 km (0.075 R)
• M6: 587,770 km (0.104 R)
• M7: 709,991 km (0.063 R)
• M8: 988,094 km (0.084 R)
• M9: 1,155,644 km (0.067 R)
• M10: 1,262,307 km (0.065 R)
• M11: 1,339,649 km (0.097 R)
• M12: 1,472,492 km (0.116 R)
• M13: 1,665,922 km (0.099 R)
• M14: 2,070,734 km (0.115 R)
• M15: 2,147,777 km (0.035 R)
• M16: 2,336,420 km (0.077 R)
• M17: 2,506,213 km (0.03 R)
• M18: 2,755,892 km (0.111 R)
• M19: 2,866,594 km (0.082 R)
• M20: 2,952,912 km (0.032 R)
• M21: 3,279,634 km (0.084 R)
• M22: 3,351,890 km (0.078 R)
• M23: 3,461,246 km (0.098 R)
• M24: 3,646,149 km (0.09 R)
• M25: 3,749,222 km (0.099 R)
• M26: 3,901,064 km (0.085 R)
• M27: 3,996,956 km (0.112 R)
• M28: 4,083,872 km (0.102 R)
• M29: 4,230,329 km (0.066 R)
• M30: 4,488,385 km (0.047 R)
• M31: 4,578,892 km (0.112 R)
• M32: 4,659,974 km (0.082 R)
• M33: 4,843,979 km (0.071 R)
• M34: 4,967,996 km (0.089 R)
• M35: 5,061,794 km (0.101 R)
• M36: 5,282,750 km (0.073 R)
• M37: 5,410,506 km (0.108 R)
• M38: 5,517,768 km (0.111 R)
• M39: 5,701,773 km (0.113 R)
• M40: 5,975,986 km (0.08 R)
• M41: 6,064,698 km (0.072 R)
• M42: 6,153,858 km (0.102 R)
• M43: 6,423,882 km (0.051 R)
• M44: 6,663,538 km (0.044 R)
• M45: 6,824,804 km (0.099 R)
• M46: 7,127,890 km (0.039 R)
• M47: 7,566,959 km (0.104 R)
• M48: 7,795,844 km (0.105 R)
• M49: 8,039,240 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.6

Radius: 14.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.25 AU - 1.31 AU

Year: 921 Days

Day: 11.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 22,318,429 km

• M1: 207,941 km (0.097 R)
• M2: 302,487 km (0.113 R)
• M3: 495,618 km (0.061 R)
• M4: 600,037 km (0.089 R)
• M5: 744,848 km (0.096 R)
• M6: 849,118 km (0.081 R)
• M7: 989,440 km (0.073 R)
• M8: 1,110,764 km (0.103 R)
• M9: 1,213,837 km (0.072 R)
• M10: 1,325,138 km (0.096 R)
• M11: 1,543,401 km (0.046 R)
• M12: 1,719,328 km (0.109 R)
• M13: 1,890,767 km (0.078 R)
• M14: 2,109,180 km (0.049 R)
• M15: 2,293,635 km (0.11 R)
• M16: 2,415,706 km (0.071 R)
• M17: 2,634,568 km (0.093 R)
• M18: 2,762,624 km (0.109 R)
• M19: 2,905,939 km (0.057 R)
• M20: 3,125,848 km (0.115 R)
• M21: 3,344,410 km (0.108 R)
• M22: 3,434,767 km (0.103 R)
• M23: 3,568,208 km (0.098 R)
• M24: 3,667,541 km (0.101 R)
• M25: 3,789,613 km (0.119 R)
• M26: 3,986,334 km (0.106 R)
• M27: 4,089,707 km (0.081 R)
• M28: 4,201,456 km (0.104 R)
• M29: 4,321,882 km (0.096 R)
• M30: 4,435,726 km (0.089 R)
• M31: 4,627,960 km (0.033 R)
• M32: 4,744,496 km (0.096 R)
• M33: 4,838,594 km (0.068 R)
• M34: 4,972,932 km (0.062 R)
• M35: 5,261,357 km (0.074 R)
• M36: 5,671,405 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.9

Radius: 8.1

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.22 AU - 1.72 AU

Year: 1133 Days

Day: 9.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 22,318,429 km

• M1: 101,577 km (0.09 R)
• M2: 211,980 km (0.106 R)
• M3: 309,069 km (0.103 R)
• M4: 452,384 km (0.12 R)
• M5: 520,301 km (0.093 R)
• M6: 571,165 km (0.066 R)
• M7: 712,385 km (0.112 R)
• M8: 793,467 km (0.089 R)
• M9: 939,774 km (0.113 R)
• M10: 1,128,716 km (0.062 R)
• M11: 1,217,577 km (0.089 R)
• M12: 1,438,832 km (0.036 R)
• M13: 1,535,622 km (0.071 R)
• M14: 1,712,148 km (0.111 R)
• M15: 1,822,850 km (0.055 R)
• M16: 1,985,164 km (0.099 R)
• M17: 2,051,585 km (0.071 R)
• M18: 2,118,605 km (0.084 R)
• M19: 2,169,468 km (0.103 R)
• M20: 2,359,158 km (0.053 R)
• M21: 2,456,247 km (0.117 R)
• M22: 2,635,914 km (0.025 R)
• M23: 2,690,817 km (0.105 R)
• M24: 2,989,414 km (0.108 R)
• M25: 3,056,135 km (0.09 R)
• M26: 3,259,588 km (0.074 R)
• M27: 3,348,000 km (0.047 R)
• M28: 3,447,333 km (0.108 R)
• M29: 3,598,128 km (0.099 R)
• M30: 3,720,349 km (0.097 R)
• M31: 3,792,306 km (0.049 R)
• M32: 3,958,509 km (0.087 R)
• M33: 4,042,583 km (0.116 R)
• M34: 4,127,106 km (0.044 R)
• M35: 4,233,769 km (0.077 R)
• M36: 4,460,709 km (0.082 R)
• M37: 4,559,145 km (0.097 R)
• M38: 4,647,258 km (0.045 R)
• M39: 4,780,550 km (0.119 R)
• M40: 5,050,873 km (0.111 R)
• M41: 5,245,500 km (0.034 R)
• M42: 5,337,951 km (0.097 R)
• M43: 5,395,995 km (0.102 R)
• M44: 5,454,189 km (0.052 R)
• M45: 5,559,655 km (0.081 R)
• M46: 5,677,538 km (0.091 R)
• M47: 5,927,816 km (0.082 R)
• M48: 6,060,359 km (0.065 R)
• M49: 6,157,448 km (0.071 R)
• M50: 6,242,719 km (0.108 R)
• M51: 6,340,706 km (0.107 R)
• M52: 6,513,491 km (0.108 R)
• M53: 6,575,574 km (0.086 R)
• M54: 6,813,285 km (0.106 R)
• M55: 7,092,136 km (0.092 R)
• M56: 7,556,338 km (0.1 R)
• M57: 7,805,419 km (0.049 R)
• M58: 7,897,720 km (0.063 R)
• M59: 8,257,653 km (0.051 R)
• M60: 8,555,053 km (0.094 R)
• M61: 8,883,271 km (0.09 R)
• M62: 9,201,765 km (0.06 R)
• M63: 9,313,515 km (0.107 R)
• M64: 9,439,626 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.6

Radius: 8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.88 AU - 2.56 AU

Year: 2103 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 22,318,429 km

• M1: 106,514 km (0.096 R)
• M2: 171,888 km (0.114 R)
• M3: 224,846 km (0.069 R)
• M4: 283,937 km (0.083 R)
• M5: 450,589 km (0.076 R)
• M6: 569,669 km (0.117 R)
• M7: 755,469 km (0.056 R)
• M8: 913,594 km (0.115 R)
• M9: 989,590 km (0.081 R)
• M10: 1,067,830 km (0.028 R)
• M11: 1,235,978 km (0.068 R)
• M12: 1,315,264 km (0.056 R)
• M13: 1,429,408 km (0.105 R)
• M14: 1,495,979 km (0.097 R)
• M15: 1,575,116 km (0.101 R)
• M16: 1,649,915 km (0.083 R)
• M17: 1,720,076 km (0.1 R)
• M18: 1,797,119 km (0.107 R)
• M19: 1,851,274 km (0.116 R)
• M20: 1,924,277 km (0.094 R)
• M21: 2,155,406 km (0.04 R)
• M22: 2,303,658 km (0.063 R)
• M23: 2,356,017 km (0.059 R)
• M24: 2,562,911 km (0.082 R)
• M25: 2,665,086 km (0.094 R)
• M26: 2,937,205 km (0.027 R)
• M27: 3,109,093 km (0.119 R)
• M28: 3,418,012 km (0.079 R)
• M29: 3,500,590 km (0.119 R)
• M30: 3,915,575 km (0.03 R)
• M31: 4,049,465 km (0.065 R)
• M32: 4,176,773 km (0.09 R)
• M33: 4,338,039 km (0.094 R)
• M34: 4,683,161 km (0.102 R)
• M35: 4,733,127 km (0.104 R)
• M36: 5,321,346 km (0.085 R)
• M37: 5,487,399 km (0.103 R)
• M38: 5,762,061 km (0.108 R)
• M39: 5,824,593 km (0.081 R)
• M40: 5,905,526 km (0.112 R)
• M41: 6,104,790 km (0.117 R)
• M42: 6,159,543 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.7

Radius: 9.4

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.92 AU - 5.78 AU

Year: 7868 Days

Day: 14.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 22,318,429 km

• M1: 184,454 km (0.062 R)
• M2: 314,904 km (0.096 R)
• M3: 510,578 km (0.076 R)
• M4: 609,911 km (0.081 R)
• M5: 686,654 km (0.059 R)
• M6: 808,427 km (0.119 R)
• M7: 872,305 km (0.116 R)
• M8: 982,708 km (0.117 R)
• M9: 1,051,374 km (0.106 R)
• M10: 1,133,653 km (0.12 R)
• M11: 1,205,908 km (0.099 R)
• M12: 1,292,376 km (0.09 R)
• M13: 1,368,222 km (0.119 R)
• M14: 1,511,238 km (0.076 R)
• M15: 1,686,866 km (0.079 R)
• M16: 1,784,254 km (0.079 R)
• M17: 1,897,799 km (0.117 R)
• M18: 2,058,168 km (0.084 R)
• M19: 2,407,927 km (0.108 R)
• M20: 3,145,594 km (0.028 R)
• M21: 3,728,577 km (0.076 R)
• M22: 4,023,285 km (0.108 R)
• M23: 4,116,933 km (0.101 R)
• M24: 4,852,656 km (0.082 R)
• M25: 4,932,391 km (0.114 R)
• M26: 5,052,967 km (0.113 R)
• M27: 5,133,900 km (0.086 R)
• M28: 5,235,626 km (0.084 R)
• M29: 5,441,174 km (0.079 R)
• M30: 5,565,789 km (0.07 R)
• M31: 5,754,581 km (0.109 R)
• M32: 5,839,104 km (0.068 R)
• M33: 6,009,496 km (0.116 R)
• M34: 6,073,823 km (0.113 R)
• M35: 6,181,534 km (0.105 R)
• M36: 6,377,058 km (0.034 R)
• M37: 6,530,545 km (0.117 R)
• M38: 6,640,949 km (0.108 R)
• M39: 6,751,950 km (0.073 R)
• M40: 7,043,517 km (0.113 R)
• M41: 7,293,495 km (0.111 R)
• M42: 7,500,089 km (0.11 R)
• M43: 7,569,353 km (0.11 R)
• M44: 7,662,253 km (0.115 R)
• M45: 7,731,966 km (0.053 R)
• M46: 8,226,836 km (0.08 R)
• M47: 8,683,259 km (0.108 R)
• M48: 9,570,673 km (0.115 R)
• M49: 11,298,080 km (0.115 R)
• M50: 11,644,249 km (0.072 R)
• M51: 12,048,164 km (0.055 R)
• M52: 13,063,784 km (0.109 R)
• M53: 14,163,926 km (0.074 R)
• M54: 14,335,814 km (0.075 R)
• M55: 15,205,576 km (0.116 R)
• M56: 15,410,974 km (0.113 R)
• M57: 15,646,890 km (0.066 R)
• M58: 15,706,131 km (0.11 R)
• M59: 15,884,003 km (0.074 R)
• M60: 16,271,910 km (0.108 R)
• M61: 16,391,887 km (0.12 R)
• M62: 16,693,028 km (0.113 R)
• M63: 16,844,271 km (0.088 R)
• M64: 17,454,032 km (0.094 R)
• M65: 17,515,367 km (0.093 R)
• M66: 18,008,891 km (0.115 R)
• M67: 18,070,974 km (0.094 R)
• M68: 18,507,052 km (0.078 R)
• M69: 18,978,135 km (0.062 R)
• M70: 19,548,702 km (0.063 R)
• M71: 20,028,612 km (0.084 R)
• M72: 20,157,116 km (0.097 R)
• M73: 20,318,233 km (0.082 R)
• M74: 20,999,801 km (0.076 R)
• M75: 21,326,822 km (0.064 R)
• M76: 21,589,815 km (0.057 R)
• M77: 22,218,575 km (0.088 R)
• M78: 22,318,357 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 16,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit