🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.61 AU - 0.65 AU

Year: 323 Days

Day: 18.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,801,606 km

• M1: 75,846 km (0.099 R)
• M2: 454,628 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 11.6

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.64 AU - 0.76 AU

Year: 378 Days

Day: 12.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 22,801,606 km

• M1: 145,260 km (0.077 R)
• M2: 225,145 km (0.051 R)
• M3: 310,416 km (0.074 R)
• M4: 398,828 km (0.107 R)
• M5: 492,626 km (0.111 R)
• M6: 586,723 km (0.079 R)
• M7: 678,277 km (0.098 R)
• M8: 806,333 km (0.102 R)
• M9: 880,383 km (0.073 R)
• M10: 965,505 km (0.06 R)
• M11: 1,039,256 km (0.048 R)
• M12: 1,123,779 km (0.08 R)
• M13: 1,198,877 km (0.112 R)
• M14: 1,288,038 km (0.096 R)
• M15: 1,363,734 km (0.113 R)
• M16: 1,490,144 km (0.101 R)
• M17: 1,606,980 km (0.07 R)
• M18: 1,682,228 km (0.107 R)
• M19: 1,779,616 km (0.119 R)
• M20: 1,857,557 km (0.115 R)
• M21: 1,961,976 km (0.056 R)
• M22: 2,113,369 km (0.107 R)
• M23: 2,207,466 km (0.119 R)
• M24: 2,291,690 km (0.102 R)
• M25: 2,474,947 km (0.072 R)
• M26: 2,558,572 km (0.111 R)
• M27: 2,671,519 km (0.12 R)
• M28: 2,761,427 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.9

Radius: 9.1

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.57 AU - 0.89 AU

Year: 403 Days

Day: 5.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 22,801,606 km

• M1: 113,545 km (0.045 R)
• M2: 183,856 km (0.081 R)
• M3: 247,136 km (0.088 R)
• M4: 334,052 km (0.062 R)
• M5: 431,889 km (0.09 R)
• M6: 497,563 km (0.058 R)
• M7: 606,769 km (0.073 R)
• M8: 669,600 km (0.074 R)
• M9: 778,358 km (0.04 R)
• M10: 1,010,683 km (0.118 R)
• M11: 1,079,049 km (0.12 R)
• M12: 1,149,061 km (0.107 R)
• M13: 1,397,992 km (0.05 R)
• M14: 1,470,547 km (0.076 R)
• M15: 1,557,463 km (0.089 R)
• M16: 1,615,059 km (0.118 R)
• M17: 1,686,866 km (0.035 R)
• M18: 1,755,082 km (0.091 R)
• M19: 1,852,321 km (0.045 R)
• M20: 1,946,717 km (0.109 R)
• M21: 2,018,524 km (0.107 R)
• M22: 2,160,044 km (0.078 R)
• M23: 2,309,941 km (0.119 R)
• M24: 2,386,086 km (0.117 R)
• M25: 2,535,983 km (0.099 R)
• M26: 2,614,672 km (0.078 R)
• M27: 2,705,029 km (0.109 R)
• M28: 2,769,356 km (0.083 R)
• M29: 2,834,132 km (0.068 R)
• M30: 2,894,120 km (0.075 R)
• M31: 2,954,408 km (0.082 R)
• M32: 3,020,830 km (0.071 R)
• M33: 3,239,841 km (0.066 R)
• M34: 3,296,838 km (0.095 R)
• M35: 3,446,735 km (0.082 R)
• M36: 3,557,737 km (0.103 R)
• M37: 3,616,529 km (0.099 R)
• M38: 3,681,753 km (0.053 R)
• M39: 3,807,116 km (0.066 R)
• M40: 3,873,538 km (0.109 R)
• M41: 3,958,509 km (0.087 R)
• M42: 4,025,679 km (0.108 R)
• M43: 4,210,881 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 13.9

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.81 AU - 0.95 AU

Year: 533 Days

Day: 9.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 22,801,606 km

• M1: 181,612 km (0.12 R)
• M2: 268,229 km (0.076 R)
• M3: 356,342 km (0.09 R)
• M4: 578,645 km (0.075 R)
• M5: 874,400 km (0.086 R)
• M6: 1,008,738 km (0.116 R)
• M7: 1,264,551 km (0.105 R)
• M8: 1,377,348 km (0.1 R)
• M9: 1,574,966 km (0.05 R)
• M10: 1,669,063 km (0.048 R)
• M11: 1,834,369 km (0.06 R)
• M12: 1,939,686 km (0.114 R)
• M13: 2,107,984 km (0.101 R)
• M14: 2,200,136 km (0.1 R)
• M15: 2,376,063 km (0.045 R)
• M16: 2,465,822 km (0.045 R)
• M17: 2,668,676 km (0.081 R)
• M18: 2,816,180 km (0.057 R)
• M19: 2,980,139 km (0.085 R)
• M20: 3,232,361 km (0.051 R)
• M21: 3,346,654 km (0.085 R)
• M22: 3,455,112 km (0.028 R)
• M23: 3,542,777 km (0.1 R)
• M24: 3,727,829 km (0.116 R)
• M25: 3,961,950 km (0.109 R)
• M26: 4,061,433 km (0.112 R)
• M27: 4,216,416 km (0.068 R)
• M28: 4,310,363 km (0.092 R)
• M29: 4,572,309 km (0.065 R)
• M30: 4,741,654 km (0.108 R)
• M31: 4,962,760 km (0.09 R)
• M32: 5,062,093 km (0.11 R)
• M33: 5,153,647 km (0.082 R)
• M34: 5,245,949 km (0.093 R)
• M35: 5,491,738 km (0.09 R)
• M36: 5,689,357 km (0.037 R)
• M37: 5,898,195 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.2

Radius: 10.4

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.81 AU - 1.25 AU

Year: 675 Days

Day: 6.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 22,801,606 km

• M1: 140,472 km (0.117 R)
• M2: 220,956 km (0.078 R)
• M3: 363,074 km (0.093 R)
• M4: 433,535 km (0.087 R)
• M5: 627,713 km (0.063 R)
• M6: 697,575 km (0.071 R)
• M7: 780,452 km (0.119 R)
• M8: 846,275 km (0.105 R)
• M9: 1,199,625 km (0.097 R)
• M10: 1,283,101 km (0.09 R)
• M11: 1,393,205 km (0.119 R)
• M12: 1,494,034 km (0.057 R)
• M13: 1,603,839 km (0.119 R)
• M14: 1,669,811 km (0.115 R)
• M15: 1,736,682 km (0.089 R)
• M16: 1,831,826 km (0.116 R)
• M17: 2,006,257 km (0.079 R)
• M18: 2,106,488 km (0.028 R)
• M19: 2,201,033 km (0.109 R)
• M20: 2,282,116 km (0.109 R)
• M21: 2,524,015 km (0.099 R)
• M22: 2,609,136 km (0.112 R)
• M23: 2,711,013 km (0.085 R)
• M24: 2,854,178 km (0.093 R)
• M25: 3,000,036 km (0.1 R)
• M26: 3,165,042 km (0.098 R)
• M27: 4,043,481 km (0.066 R)
• M28: 4,143,562 km (0.071 R)
• M29: 4,589,962 km (0.097 R)
• M30: 4,848,018 km (0.119 R)
• M31: 5,032,323 km (0.04 R)
• M32: 5,189,401 km (0.046 R)
• M33: 5,468,401 km (0.113 R)
• M34: 5,721,520 km (0.109 R)
• M35: 5,803,350 km (0.114 R)
• M36: 6,040,762 km (0.08 R)
• M37: 6,239,428 km (0.096 R)
• M38: 6,344,894 km (0.045 R)
• M39: 6,600,258 km (0.117 R)
• M40: 6,718,440 km (0.057 R)
• M41: 6,859,062 km (0.1 R)
• M42: 7,110,237 km (0.085 R)
• M43: 7,420,204 km (0.093 R)
• M44: 7,554,393 km (0.071 R)
• M45: 7,621,712 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.7

Radius: 14.6

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.71 AU - 2.77 AU

Year: 2165 Days

Day: 11.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 22,801,606 km

• M1: 204,201 km (0.049 R)
• M2: 298,897 km (0.088 R)
• M3: 440,267 km (0.101 R)
• M4: 555,606 km (0.087 R)
• M5: 684,410 km (0.118 R)
• M6: 782,546 km (0.106 R)
• M7: 940,522 km (0.066 R)
• M8: 1,052,271 km (0.086 R)
• M9: 1,179,130 km (0.117 R)
• M10: 1,427,912 km (0.109 R)
• M11: 1,614,909 km (0.098 R)
• M12: 2,014,335 km (0.059 R)
• M13: 2,353,922 km (0.028 R)
• M14: 2,739,436 km (0.089 R)
• M15: 3,407,241 km (0.114 R)
• M16: 3,570,901 km (0.08 R)
• M17: 3,829,107 km (0.089 R)
• M18: 4,015,057 km (0.106 R)
• M19: 4,412,240 km (0.042 R)
• M20: 4,509,478 km (0.11 R)
• M21: 5,176,386 km (0.116 R)
• M22: 5,279,010 km (0.077 R)
• M23: 5,382,531 km (0.112 R)
• M24: 5,609,023 km (0.096 R)
• M25: 5,767,746 km (0.035 R)
• M26: 6,071,579 km (0.092 R)
• M27: 6,380,648 km (0.112 R)
• M28: 6,564,953 km (0.087 R)
• M29: 6,826,001 km (0.119 R)
• M30: 6,995,645 km (0.049 R)
• M31: 7,300,675 km (0.077 R)
• M32: 7,668,836 km (0.115 R)
• M33: 8,003,187 km (0.063 R)
• M34: 8,122,416 km (0.112 R)
• M35: 8,423,108 km (0.098 R)
• M36: 8,564,628 km (0.03 R)
• M37: 8,788,725 km (0.1 R)
• M38: 9,326,230 km (0.073 R)
• M39: 9,641,134 km (0.112 R)
• M40: 10,087,983 km (0.119 R)
• M41: 10,476,488 km (0.09 R)
• M42: 10,980,035 km (0.067 R)
• M43: 11,223,730 km (0.068 R)
• M44: 11,357,321 km (0.108 R)
• M45: 11,513,950 km (0.111 R)
• M46: 11,761,534 km (0.093 R)
• M47: 12,445,795 km (0.085 R)
• M48: 13,425,362 km (0.078 R)
• M49: 13,567,330 km (0.042 R)
• M50: 13,996,227 km (0.107 R)
• M51: 14,599,555 km (0.098 R)
• M52: 15,137,360 km (0.106 R)
• M53: 15,359,363 km (0.073 R)
• M54: 15,557,431 km (0.115 R)
• M55: 15,781,528 km (0.061 R)
• M56: 16,207,433 km (0.079 R)
• M57: 16,637,228 km (0.112 R)
• M58: 17,122,075 km (0.119 R)
• M59: 17,276,160 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.2

Radius: 11.2

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.59 AU - 3.67 AU

Year: 3575 Days

Day: 5.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 22,801,606 km

• M1: 180,116 km (0.068 R)
• M2: 282,291 km (0.114 R)
• M3: 440,117 km (0.109 R)
• M4: 632,649 km (0.085 R)
• M5: 793,168 km (0.074 R)
• M6: 1,219,372 km (0.118 R)
• M7: 1,390,363 km (0.076 R)
• M8: 1,552,078 km (0.11 R)
• M9: 1,922,781 km (0.1 R)
• M10: 2,172,311 km (0.094 R)
• M11: 2,504,418 km (0.104 R)
• M12: 3,038,333 km (0.08 R)
• M13: 3,228,023 km (0.089 R)
• M14: 3,444,641 km (0.12 R)
• M15: 3,572,248 km (0.071 R)
• M16: 3,642,559 km (0.063 R)
• M17: 3,856,334 km (0.106 R)
• M18: 3,928,440 km (0.084 R)
• M19: 4,062,031 km (0.097 R)
• M20: 4,271,318 km (0.101 R)
• M21: 4,446,498 km (0.094 R)
• M22: 4,920,723 km (0.103 R)
• M23: 5,051,770 km (0.115 R)
• M24: 5,210,494 km (0.051 R)
• M25: 5,682,924 km (0.099 R)
• M26: 5,987,056 km (0.115 R)
• M27: 6,211,603 km (0.108 R)
• M28: 6,353,272 km (0.06 R)
• M29: 6,424,630 km (0.063 R)
• M30: 6,496,138 km (0.1 R)
• M31: 6,567,945 km (0.115 R)
• M32: 6,799,672 km (0.115 R)
• M33: 7,256,245 km (0.075 R)
• M34: 7,345,704 km (0.1 R)
• M35: 7,525,820 km (0.058 R)
• M36: 7,982,692 km (0.059 R)
• M37: 8,121,519 km (0.07 R)
• M38: 8,354,742 km (0.09 R)
• M39: 8,732,327 km (0.082 R)
• M40: 8,907,356 km (0.029 R)
• M41: 8,987,242 km (0.082 R)
• M42: 9,733,885 km (0.081 R)
• M43: 10,822,508 km (0.106 R)
• M44: 11,199,794 km (0.109 R)
• M45: 11,598,772 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 8.2

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.54 AU - 3.54 AU

Year: 4301 Days

Day: 12.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 22,801,606 km

• M1: 112,498 km (0.108 R)
• M2: 197,170 km (0.112 R)
• M3: 283,638 km (0.041 R)
• M4: 363,373 km (0.106 R)
• M5: 460,911 km (0.064 R)
• M6: 549,623 km (0.075 R)
• M7: 644,767 km (0.087 R)
• M8: 714,928 km (0.051 R)
• M9: 952,789 km (0.106 R)
• M10: 1,010,384 km (0.084 R)
• M11: 1,240,466 km (0.105 R)
• M12: 1,679,087 km (0.084 R)
• M13: 2,071,631 km (0.1 R)
• M14: 2,162,886 km (0.101 R)
• M15: 2,286,454 km (0.055 R)
• M16: 2,508,457 km (0.106 R)
• M17: 2,837,872 km (0.112 R)
• M18: 2,973,557 km (0.105 R)
• M19: 3,198,552 km (0.068 R)
• M20: 3,357,724 km (0.079 R)
• M21: 3,683,698 km (0.109 R)
• M22: 3,963,147 km (0.075 R)
• M23: 4,211,030 km (0.048 R)
• M24: 4,268,925 km (0.082 R)
• M25: 4,405,208 km (0.116 R)
• M26: 4,582,332 km (0.116 R)
• M27: 4,802,241 km (0.119 R)
• M28: 4,903,369 km (0.082 R)
• M29: 5,169,504 km (0.092 R)
• M30: 5,356,501 km (0.111 R)
• M31: 5,461,369 km (0.106 R)
• M32: 5,780,163 km (0.119 R)
• M33: 6,126,781 km (0.095 R)
• M34: 6,413,560 km (0.102 R)
• M35: 6,637,059 km (0.067 R)
• M36: 6,704,528 km (0.113 R)
• M37: 7,230,215 km (0.037 R)
• M38: 7,369,490 km (0.038 R)
• M39: 7,603,761 km (0.101 R)
• M40: 8,199,908 km (0.083 R)
• M41: 8,296,698 km (0.048 R)
• M42: 8,712,281 km (0.075 R)
• M43: 9,059,647 km (0.119 R)
• M44: 9,462,065 km (0.032 R)
• M45: 9,767,843 km (0.093 R)
• M46: 10,180,584 km (0.111 R)
• M47: 10,310,734 km (0.099 R)
• M48: 10,572,830 km (0.118 R)
• M49: 11,049,897 km (0.107 R)
• M50: 11,156,860 km (0.113 R)
• M51: 11,264,271 km (0.088 R)
• M52: 12,217,957 km (0.088 R)
• M53: 12,522,987 km (0.117 R)
• M54: 12,718,512 km (0.075 R)
• M55: 12,802,586 km (0.04 R)
• M56: 12,971,332 km (0.114 R)
• M57: 13,112,403 km (0.106 R)
• M58: 13,282,496 km (0.088 R)
• M59: 13,596,202 km (0.111 R)
• M60: 14,114,858 km (0.057 R)
• M61: 14,172,902 km (0.068 R)
• M62: 14,405,677 km (0.109 R)
• M63: 14,875,264 km (0.109 R)
• M64: 15,023,067 km (0.111 R)
• M65: 15,111,928 km (0.052 R)
• M66: 15,201,088 km (0.105 R)
• M67: 15,349,938 km (0.082 R)
• M68: 15,469,317 km (0.093 R)
• M69: 15,980,493 km (0.076 R)
• M70: 16,192,474 km (0.107 R)
• M71: 16,436,019 km (0.102 R)
• M72: 16,834,248 km (0.068 R)
• M73: 17,359,786 km (0.098 R)
• M74: 18,808,940 km (0.104 R)
• M75: 18,936,697 km (0.1 R)
• M76: 19,547,954 km (0.079 R)
• M77: 20,822,677 km (0.113 R)
• M78: 20,987,983 km (0.114 R)
• M79: 21,220,308 km (0.11 R)
• M80: 21,286,730 km (0.096 R)
• M81: 22,056,710 km (0.071 R)
• M82: 22,428,162 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 12,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit