🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.53 AU - 0.81 AU

Year: 349 Days

Day: 24.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.7

Radius: 10.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.55 AU - 0.83 AU

Year: 364 Days

Day: 13.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 67,049,668 km

• M1: 164,258 km (0.066 R)
• M2: 238,908 km (0.058 R)
• M3: 435,031 km (0.066 R)
• M4: 499,208 km (0.102 R)
• M5: 591,809 km (0.03 R)
• M6: 796,160 km (0.106 R)
• M7: 896,241 km (0.051 R)
• M8: 959,371 km (0.102 R)
• M9: 1,031,627 km (0.119 R)
• M10: 1,331,870 km (0.09 R)
• M11: 1,505,852 km (0.088 R)
• M12: 1,577,510 km (0.119 R)
• M13: 1,752,539 km (0.087 R)
• M14: 1,880,894 km (0.079 R)
• M15: 1,943,725 km (0.111 R)
• M16: 2,061,907 km (0.077 R)
• M17: 2,162,288 km (0.064 R)
• M18: 2,300,366 km (0.099 R)
• M19: 2,388,779 km (0.102 R)
• M20: 2,457,295 km (0.062 R)
• M21: 2,537,030 km (0.119 R)
• M22: 2,639,355 km (0.11 R)
• M23: 2,710,265 km (0.076 R)
• M24: 2,787,308 km (0.106 R)
• M25: 2,893,073 km (0.07 R)
• M26: 3,045,663 km (0.073 R)
• M27: 3,160,554 km (0.081 R)
• M28: 3,288,460 km (0.11 R)
• M29: 3,364,905 km (0.096 R)
• M30: 3,477,702 km (0.113 R)
• M31: 3,579,727 km (0.085 R)
• M32: 3,664,549 km (0.113 R)
• M33: 3,799,188 km (0.108 R)
• M34: 3,941,754 km (0.063 R)
• M35: 4,029,269 km (0.117 R)
• M36: 4,206,543 km (0.105 R)
• M37: 4,392,792 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60

Radius: 8.7

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.83 AU - 1.19 AU

Year: 645 Days

Day: 11.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,049,668 km

• M1: 123,717 km (0.099 R)
• M2: 205,248 km (0.044 R)
• M3: 287,527 km (0.064 R)
• M4: 436,527 km (0.104 R)
• M5: 520,301 km (0.088 R)
• M6: 599,588 km (0.092 R)
• M7: 664,215 km (0.084 R)
• M8: 731,234 km (0.09 R)
• M9: 928,554 km (0.086 R)
• M10: 1,020,706 km (0.09 R)
• M11: 1,086,230 km (0.105 R)
• M12: 1,163,273 km (0.077 R)
• M13: 1,490,743 km (0.109 R)
• M14: 1,584,690 km (0.05 R)
• M15: 1,657,395 km (0.12 R)
• M16: 1,834,369 km (0.068 R)
• M17: 2,017,477 km (0.055 R)
• M18: 2,113,519 km (0.093 R)
• M19: 2,181,137 km (0.105 R)
• M20: 2,535,086 km (0.073 R)
• M21: 2,702,934 km (0.059 R)
• M22: 2,808,999 km (0.084 R)
• M23: 3,001,681 km (0.095 R)
• M24: 3,237,747 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.4

Radius: 10.5

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.67 AU - 2.53 AU

Year: 1935 Days

Day: 14.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,049,668 km

• M1: 152,291 km (0.111 R)
• M2: 258,655 km (0.095 R)
• M3: 409,749 km (0.058 R)
• M4: 559,047 km (0.113 R)
• M5: 1,035,367 km (0.12 R)
• M6: 1,236,875 km (0.108 R)
• M7: 1,399,488 km (0.118 R)
• M8: 1,486,404 km (0.107 R)
• M9: 1,605,335 km (0.092 R)
• M10: 1,715,140 km (0.095 R)
• M11: 1,987,857 km (0.052 R)
• M12: 2,254,141 km (0.108 R)
• M13: 2,560,517 km (0.087 R)
• M14: 2,653,717 km (0.111 R)
• M15: 2,755,294 km (0.111 R)
• M16: 3,098,322 km (0.094 R)
• M17: 3,174,766 km (0.101 R)
• M18: 3,907,496 km (0.107 R)
• M19: 4,490,479 km (0.118 R)
• M20: 4,717,419 km (0.101 R)
• M21: 4,849,963 km (0.113 R)
• M22: 4,965,901 km (0.068 R)
• M23: 5,137,041 km (0.109 R)
• M24: 5,606,031 km (0.109 R)
• M25: 5,680,979 km (0.076 R)
• M26: 5,888,471 km (0.11 R)
• M27: 6,389,026 km (0.092 R)
• M28: 6,526,058 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.6

Radius: 13

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.43 AU - 6.41 AU

Year: 9158 Days

Day: 6.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 67,049,668 km

• M1: 178,321 km (0.093 R)
• M2: 332,855 km (0.054 R)
• M3: 434,283 km (0.112 R)
• M4: 613,202 km (0.106 R)
• M5: 844,480 km (0.113 R)
• M6: 1,147,116 km (0.087 R)
• M7: 1,289,833 km (0.05 R)
• M8: 1,562,251 km (0.029 R)
• M9: 1,754,633 km (0.093 R)
• M10: 1,938,040 km (0.108 R)
• M11: 2,023,461 km (0.107 R)
• M12: 2,180,838 km (0.115 R)
• M13: 2,342,254 km (0.061 R)
• M14: 2,433,808 km (0.119 R)
• M15: 2,658,354 km (0.072 R)
• M16: 2,811,991 km (0.078 R)
• M17: 3,048,057 km (0.089 R)
• M18: 3,249,864 km (0.069 R)
• M19: 3,990,972 km (0.099 R)
• M20: 4,123,217 km (0.083 R)
• M21: 4,597,891 km (0.072 R)
• M22: 4,947,800 km (0.081 R)
• M23: 5,042,495 km (0.114 R)
• M24: 5,501,013 km (0.12 R)
• M25: 5,797,665 km (0.082 R)
• M26: 6,303,755 km (0.093 R)
• M27: 7,223,483 km (0.066 R)
• M28: 7,385,348 km (0.098 R)
• M29: 7,961,599 km (0.059 R)
• M30: 8,073,049 km (0.045 R)
• M31: 8,609,507 km (0.09 R)
• M32: 9,012,225 km (0.078 R)
• M33: 9,421,076 km (0.075 R)
• M34: 9,687,210 km (0.117 R)
• M35: 10,166,372 km (0.083 R)
• M36: 10,837,917 km (0.098 R)
• M37: 11,148,033 km (0.107 R)
• M38: 11,586,953 km (0.032 R)
• M39: 12,385,058 km (0.063 R)
• M40: 12,611,699 km (0.106 R)
• M41: 13,036,407 km (0.108 R)
• M42: 13,299,999 km (0.082 R)
• M43: 13,631,956 km (0.096 R)
• M44: 14,440,084 km (0.094 R)
• M45: 15,125,392 km (0.115 R)
• M46: 16,705,893 km (0.119 R)
• M47: 16,813,155 km (0.115 R)
• M48: 16,920,566 km (0.052 R)
• M49: 17,208,393 km (0.03 R)
• M50: 19,005,661 km (0.114 R)
• M51: 19,192,509 km (0.071 R)
• M52: 19,417,355 km (0.114 R)
• M53: 19,643,248 km (0.062 R)
• M54: 20,059,429 km (0.098 R)
• M55: 22,066,284 km (0.088 R)
• M56: 22,617,552 km (0.111 R)
• M57: 23,292,987 km (0.109 R)
• M58: 23,492,850 km (0.116 R)
• M59: 24,015,395 km (0.083 R)
• M60: 25,399,923 km (0.102 R)
• M61: 26,517,868 km (0.116 R)
• M62: 27,440,588 km (0.07 R)
• M63: 27,736,492 km (0.076 R)
• M64: 28,630,190 km (0.09 R)

Asteroid Belt

Center: 7.35 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.7

Radius: 3.7

Gravity: 25.25 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.54 AU - 10.02 AU

Year: 16542 Days

Day: 19 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 67,049,668 km

• M1: 50,714 km (0.118 R)
• M2: 144,063 km (0.05 R)
• M3: 174,880 km (0.105 R)
• M4: 351,256 km (0.109 R)
• M5: 606,919 km (0.066 R)
• M6: 733,927 km (0.112 R)
• M7: 810,372 km (0.04 R)
• M8: 950,246 km (0.109 R)
• M9: 1,275,471 km (0.101 R)
• M10: 1,462,020 km (0.058 R)
• M11: 1,534,276 km (0.115 R)
• M12: 1,583,045 km (0.095 R)
• M13: 2,018,225 km (0.064 R)
• M14: 2,207,765 km (0.119 R)
• M15: 2,262,967 km (0.108 R)
• M16: 2,899,805 km (0.068 R)
• M17: 3,113,281 km (0.113 R)
• M18: 3,491,166 km (0.117 R)
• M19: 3,620,418 km (0.081 R)
• M20: 3,983,791 km (0.08 R)
• M21: 4,017,301 km (0.108 R)
• M22: 4,152,687 km (0.114 R)
• M23: 4,638,282 km (0.103 R)
• M24: 5,624,431 km (0.078 R)
• M25: 5,890,267 km (0.114 R)
• M26: 6,005,457 km (0.081 R)
• M27: 6,752,399 km (0.042 R)
• M28: 7,611,390 km (0.105 R)
• M29: 7,947,686 km (0.068 R)
• M30: 8,634,490 km (0.099 R)
• M31: 9,161,972 km (0.036 R)
• M32: 9,206,403 km (0.092 R)
• M33: 9,972,643 km (0.086 R)
• M34: 10,665,730 km (0.082 R)
• M35: 11,183,638 km (0.103 R)
• M36: 11,661,603 km (0.05 R)
• M37: 11,709,773 km (0.063 R)
• M38: 12,391,042 km (0.097 R)
• M39: 12,538,695 km (0.116 R)
• M40: 14,303,800 km (0.113 R)
• M41: 16,037,789 km (0.111 R)
• M42: 16,144,901 km (0.105 R)
• M43: 17,011,223 km (0.071 R)
• M44: 18,282,505 km (0.066 R)
• M45: 19,184,880 km (0.104 R)
• M46: 19,469,864 km (0.084 R)
• M47: 19,928,680 km (0.062 R)
• M48: 21,444,256 km (0.115 R)
• M49: 21,621,380 km (0.088 R)
• M50: 22,574,917 km (0.065 R)
• M51: 22,815,470 km (0.069 R)
• M52: 23,663,990 km (0.095 R)
• M53: 23,969,468 km (0.096 R)
• M54: 25,767,186 km (0.114 R)
• M55: 26,207,602 km (0.068 R)
• M56: 26,270,732 km (0.114 R)
• M57: 26,777,420 km (0.118 R)
• M58: 27,351,427 km (0.116 R)
• M59: 27,864,997 km (0.066 R)
• M60: 28,058,427 km (0.113 R)
• M61: 28,187,530 km (0.09 R)
• M62: 30,413,846 km (0.083 R)
• M63: 30,879,095 km (0.047 R)
• M64: 31,547,947 km (0.05 R)
• M65: 32,019,031 km (0.114 R)
• M66: 32,086,499 km (0.084 R)
• M67: 32,153,968 km (0.079 R)
• M68: 32,356,823 km (0.096 R)
• M69: 33,309,163 km (0.1 R)
• M70: 33,651,443 km (0.039 R)
• M71: 34,408,707 km (0.11 R)
• M72: 34,546,935 km (0.083 R)
• M73: 36,713,861 km (0.072 R)
• M74: 36,784,471 km (0.091 R)
• M75: 37,422,057 km (0.104 R)
• M76: 38,564,835 km (0.08 R)
• M77: 39,068,232 km (0.109 R)
• M78: 39,356,956 km (0.1 R)
• M79: 41,765,631 km (0.066 R)
• M80: 42,282,641 km (0.098 R)
• M81: 42,356,692 km (0.085 R)
• M82: 42,727,545 km (0.109 R)
• M83: 45,126,048 km (0.11 R)
• M84: 45,808,514 km (0.092 R)
• M85: 47,414,148 km (0.085 R)
• M86: 47,722,020 km (0.044 R)
• M87: 48,882,750 km (0.1 R)
• M88: 49,038,182 km (0.087 R)
• M89: 49,583,466 km (0.059 R)
• M90: 49,739,646 km (0.09 R)
• M91: 51,310,574 km (0.073 R)
• M92: 53,057,278 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.4

Radius: 4.4

Gravity: 20.11 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.98 AU - 13.22 AU

Year: 21943 Days

Day: 21.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 67,049,668 km

• M1: 78,389 km (0.08 R)
• M2: 131,945 km (0.12 R)
• M3: 288,425 km (0.11 R)
• M4: 456,274 km (0.084 R)
• M5: 759,209 km (0.096 R)
• M6: 1,139,487 km (0.074 R)
• M7: 1,403,378 km (0.076 R)
• M8: 1,954,795 km (0.085 R)
• M9: 2,078,662 km (0.119 R)
• M10: 2,301,713 km (0.112 R)
• M11: 2,465,672 km (0.08 R)
• M12: 3,639,567 km (0.117 R)
• M13: 3,830,603 km (0.077 R)
• M14: 3,869,199 km (0.108 R)
• M15: 4,302,285 km (0.092 R)
• M16: 4,917,282 km (0.072 R)
• M17: 5,515,823 km (0.096 R)
• M18: 6,318,565 km (0.028 R)
• M19: 6,548,048 km (0.112 R)
• M20: 6,733,550 km (0.114 R)
• M21: 8,030,414 km (0.07 R)
• M22: 8,228,930 km (0.077 R)
• M23: 9,090,763 km (0.098 R)
• M24: 9,297,657 km (0.056 R)
• M25: 9,610,915 km (0.106 R)
• M26: 9,663,424 km (0.111 R)
• M27: 10,033,978 km (0.097 R)
• M28: 10,898,354 km (0.046 R)
• M29: 12,239,051 km (0.104 R)
• M30: 14,405,228 km (0.056 R)
• M31: 14,465,366 km (0.118 R)
• M32: 15,010,650 km (0.066 R)
• M33: 15,934,417 km (0.099 R)
• M34: 16,183,797 km (0.06 R)
• M35: 18,813,578 km (0.037 R)
• M36: 19,408,379 km (0.096 R)
• M37: 19,541,371 km (0.118 R)
• M38: 19,808,404 km (0.108 R)
• M39: 19,875,274 km (0.076 R)
• M40: 21,986,997 km (0.058 R)
• M41: 22,125,525 km (0.045 R)
• M42: 22,543,352 km (0.111 R)
• M43: 22,753,238 km (0.114 R)
• M44: 23,315,875 km (0.112 R)
• M45: 24,526,870 km (0.108 R)
• M46: 25,831,364 km (0.117 R)
• M47: 27,306,847 km (0.116 R)
• M48: 27,829,692 km (0.086 R)
• M49: 28,961,250 km (0.119 R)
• M50: 29,647,456 km (0.088 R)
• M51: 29,723,900 km (0.101 R)
• M52: 30,030,875 km (0.057 R)
• M53: 31,191,156 km (0.081 R)
• M54: 31,737,637 km (0.108 R)
• M55: 31,816,026 km (0.042 R)
• M56: 32,602,762 km (0.112 R)
• M57: 32,840,024 km (0.09 R)
• M58: 33,077,884 km (0.066 R)
• M59: 33,475,665 km (0.102 R)
• M60: 33,794,907 km (0.099 R)
• M61: 34,275,715 km (0.108 R)
• M62: 36,058,173 km (0.057 R)
• M63: 36,221,684 km (0.064 R)
• M64: 36,631,582 km (0.041 R)
• M65: 37,456,016 km (0.05 R)
• M66: 38,203,257 km (0.099 R)
• M67: 39,881,147 km (0.113 R)
• M68: 40,050,192 km (0.092 R)
• M69: 41,070,001 km (0.109 R)
• M70: 41,155,272 km (0.099 R)
• M71: 41,240,692 km (0.078 R)
• M72: 42,874,899 km (0.074 R)
• M73: 44,354,871 km (0.065 R)
• M74: 44,881,156 km (0.091 R)
• M75: 44,969,120 km (0.099 R)
• M76: 45,145,047 km (0.106 R)
• M77: 45,851,448 km (0.086 R)
• M78: 48,442,483 km (0.075 R)
• M79: 48,622,898 km (0.11 R)
• M80: 49,437,758 km (0.105 R)
• M81: 49,983,341 km (0.12 R)
• M82: 50,622,423 km (0.078 R)
• M83: 50,988,938 km (0.109 R)
• M84: 51,448,204 km (0.096 R)
• M85: 52,370,923 km (0.088 R)
• M86: 53,020,029 km (0.109 R)
• M87: 53,112,929 km (0.076 R)
• M88: 56,590,032 km (0.115 R)
• M89: 56,684,877 km (0.073 R)
• M90: 59,559,251 km (0.112 R)
• M91: 59,946,111 km (0.108 R)
• M92: 62,284,325 km (0.111 R)
• M93: 62,382,462 km (0.094 R)
• M94: 63,267,483 km (0.12 R)
• M95: 63,464,653 km (0.111 R)
• M96: 63,760,856 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 19,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit