🌌 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: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.52 AU - 0.74 AU

Year: 323 Days

Day: 19.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,563,560 km

• M1: 231,428 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.8

Radius: 11.6

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.65 AU - 0.95 AU

Year: 462 Days

Day: 13.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 21,563,560 km

• M1: 151,692 km (0.103 R)
• M2: 263,292 km (0.111 R)
• M3: 344,374 km (0.09 R)
• M4: 435,031 km (0.03 R)
• M5: 574,755 km (0.099 R)
• M6: 651,349 km (0.117 R)
• M7: 740,509 km (0.071 R)
• M8: 820,844 km (0.084 R)
• M9: 942,467 km (0.092 R)
• M10: 1,106,276 km (0.029 R)
• M11: 1,242,410 km (0.112 R)
• M12: 1,508,844 km (0.04 R)
• M13: 1,631,365 km (0.089 R)
• M14: 1,726,958 km (0.106 R)
• M15: 1,812,378 km (0.057 R)
• M16: 1,911,562 km (0.097 R)
• M17: 2,083,450 km (0.083 R)
• M18: 2,161,540 km (0.104 R)
• M19: 2,240,677 km (0.047 R)
• M20: 2,314,129 km (0.09 R)
• M21: 2,743,176 km (0.097 R)
• M22: 2,894,270 km (0.118 R)
• M23: 3,055,686 km (0.096 R)
• M24: 3,137,367 km (0.08 R)
• M25: 3,235,054 km (0.1 R)
• M26: 3,318,530 km (0.061 R)
• M27: 3,596,632 km (0.104 R)
• M28: 3,738,600 km (0.105 R)
• M29: 3,874,435 km (0.107 R)
• M30: 4,044,528 km (0.068 R)
• M31: 4,159,270 km (0.109 R)
• M32: 4,258,603 km (0.113 R)
• M33: 4,442,758 km (0.074 R)
• M34: 4,569,766 km (0.065 R)
• M35: 4,646,510 km (0.055 R)
• M36: 4,723,852 km (0.102 R)
• M37: 5,205,258 km (0.102 R)
• M38: 5,384,327 km (0.104 R)
• M39: 5,483,660 km (0.067 R)
• M40: 5,739,322 km (0.098 R)
• M41: 5,813,224 km (0.032 R)
• M42: 5,915,100 km (0.064 R)
• M43: 6,026,999 km (0.08 R)
• M44: 6,205,768 km (0.095 R)
• M45: 6,376,609 km (0.063 R)
• M46: 6,501,075 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.9

Radius: 10.4

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.69 AU - 0.93 AU

Year: 471 Days

Day: 7.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 21,563,560 km

• M1: 134,189 km (0.051 R)
• M2: 201,658 km (0.107 R)
• M3: 309,368 km (0.07 R)
• M4: 392,246 km (0.048 R)
• M5: 491,728 km (0.054 R)
• M6: 650,152 km (0.104 R)
• M7: 843,283 km (0.113 R)
• M8: 951,742 km (0.04 R)
• M9: 1,028,336 km (0.028 R)
• M10: 1,130,661 km (0.114 R)
• M11: 1,222,065 km (0.052 R)
• M12: 1,296,116 km (0.059 R)
• M13: 1,386,922 km (0.099 R)
• M14: 1,464,414 km (0.074 R)
• M15: 1,596,808 km (0.088 R)
• M16: 1,727,855 km (0.088 R)
• M17: 1,828,684 km (0.11 R)
• M18: 1,931,309 km (0.112 R)
• M19: 2,042,011 km (0.065 R)
• M20: 2,178,743 km (0.113 R)
• M21: 2,245,314 km (0.102 R)
• M22: 2,380,551 km (0.098 R)
• M23: 2,524,763 km (0.109 R)
• M24: 2,639,654 km (0.049 R)
• M25: 2,717,296 km (0.061 R)
• M26: 2,941,543 km (0.032 R)
• M27: 3,076,331 km (0.067 R)
• M28: 3,233,857 km (0.088 R)
• M29: 3,443,444 km (0.114 R)
• M30: 3,528,565 km (0.104 R)
• M31: 3,737,104 km (0.112 R)
• M32: 3,802,628 km (0.106 R)
• M33: 4,001,743 km (0.107 R)
• M34: 4,158,970 km (0.026 R)
• M35: 4,227,037 km (0.115 R)
• M36: 4,364,219 km (0.12 R)
• M37: 4,464,150 km (0.082 R)
• M38: 4,549,421 km (0.103 R)
• M39: 4,627,361 km (0.068 R)
• M40: 4,721,458 km (0.106 R)
• M41: 4,903,669 km (0.118 R)
• M42: 5,056,109 km (0.074 R)
• M43: 5,177,433 km (0.107 R)
• M44: 5,316,260 km (0.031 R)
• M45: 5,398,389 km (0.119 R)
• M46: 5,480,967 km (0.057 R)
• M47: 5,655,996 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.3

Radius: 8.5

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.9 AU - 1.12 AU

Year: 655 Days

Day: 10.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 21,563,560 km

• M1: 128,355 km (0.097 R)
• M2: 182,809 km (0.064 R)
• M3: 258,356 km (0.065 R)
• M4: 330,013 km (0.093 R)
• M5: 438,920 km (0.095 R)
• M6: 553,213 km (0.085 R)
• M7: 665,411 km (0.114 R)
• M8: 749,186 km (0.1 R)
• M9: 827,276 km (0.108 R)
• M10: 903,571 km (0.088 R)
• M11: 962,363 km (0.037 R)
• M12: 1,027,737 km (0.118 R)
• M13: 1,205,908 km (0.1 R)
• M14: 1,298,809 km (0.106 R)
• M15: 1,411,306 km (0.113 R)
• M16: 1,533,079 km (0.1 R)
• M17: 1,610,271 km (0.109 R)
• M18: 1,688,661 km (0.114 R)
• M19: 1,756,129 km (0.059 R)
• M20: 1,893,759 km (0.118 R)
• M21: 1,963,921 km (0.116 R)
• M22: 2,022,114 km (0.116 R)
• M23: 2,186,522 km (0.096 R)
• M24: 2,240,228 km (0.079 R)
• M25: 2,376,063 km (0.086 R)
• M26: 2,431,265 km (0.086 R)
• M27: 2,486,765 km (0.077 R)
• M28: 2,706,375 km (0.085 R)
• M29: 2,792,992 km (0.07 R)
• M30: 2,851,335 km (0.09 R)
• M31: 2,924,788 km (0.029 R)
• M32: 3,066,158 km (0.093 R)
• M33: 3,149,035 km (0.099 R)
• M34: 3,301,775 km (0.057 R)
• M35: 3,363,559 km (0.114 R)
• M36: 3,574,791 km (0.09 R)
• M37: 3,646,149 km (0.065 R)
• M38: 3,726,184 km (0.119 R)
• M39: 4,027,025 km (0.093 R)
• M40: 4,226,289 km (0.103 R)
• M41: 4,310,363 km (0.115 R)
• M42: 4,369,455 km (0.111 R)
• M43: 4,454,576 km (0.085 R)
• M44: 4,557,200 km (0.108 R)
• M45: 4,634,841 km (0.078 R)
• M46: 4,843,829 km (0.026 R)
• M47: 4,922,967 km (0.067 R)
• M48: 4,993,727 km (0.072 R)
• M49: 5,118,342 km (0.114 R)
• M50: 5,498,619 km (0.119 R)
• M51: 5,572,072 km (0.081 R)
• M52: 5,627,274 km (0.086 R)
• M53: 5,757,124 km (0.102 R)
• M54: 5,878,448 km (0.119 R)
• M55: 5,962,971 km (0.079 R)
• M56: 6,161,936 km (0.101 R)
• M57: 6,228,657 km (0.06 R)
• M58: 6,420,890 km (0.097 R)
• M59: 6,498,232 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.4

Radius: 11.7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.09 AU - 1.13 AU

Year: 755 Days

Day: 10.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 21,563,560 km

• M1: 170,691 km (0.115 R)
• M2: 354,248 km (0.119 R)
• M3: 483,052 km (0.119 R)
• M4: 582,983 km (0.076 R)
• M5: 781,649 km (0.115 R)
• M6: 888,013 km (0.111 R)
• M7: 1,003,802 km (0.092 R)
• M8: 1,129,015 km (0.045 R)
• M9: 1,208,601 km (0.09 R)
• M10: 1,298,958 km (0.116 R)
• M11: 1,445,714 km (0.109 R)
• M12: 1,640,789 km (0.118 R)
• M13: 1,722,320 km (0.079 R)
• M14: 1,839,755 km (0.063 R)
• M15: 2,057,120 km (0.032 R)
• M16: 2,161,240 km (0.086 R)
• M17: 2,277,777 km (0.105 R)
• M18: 2,374,866 km (0.049 R)
• M19: 2,725,374 km (0.102 R)
• M20: 2,845,950 km (0.08 R)
• M21: 3,134,524 km (0.081 R)
• M22: 3,212,614 km (0.107 R)
• M23: 3,401,706 km (0.071 R)
• M24: 3,494,457 km (0.118 R)
• M25: 3,689,083 km (0.062 R)
• M26: 3,822,974 km (0.113 R)
• M27: 4,023,584 km (0.049 R)
• M28: 4,214,471 km (0.058 R)
• M29: 4,287,625 km (0.108 R)
• M30: 4,415,082 km (0.095 R)
• M31: 4,543,736 km (0.086 R)
• M32: 4,660,123 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.9

Radius: 12.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.36 AU - 3.64 AU

Year: 4228 Days

Day: 13.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 21,563,560 km

• M1: 176,675 km (0.086 R)
• M2: 391,498 km (0.083 R)
• M3: 539,300 km (0.09 R)
• M4: 643,271 km (0.046 R)
• M5: 1,288,935 km (0.115 R)
• M6: 1,681,779 km (0.092 R)
• M7: 2,026,303 km (0.086 R)
• M8: 2,411,667 km (0.117 R)
• M9: 2,576,225 km (0.115 R)
• M10: 2,839,517 km (0.054 R)
• M11: 2,935,858 km (0.086 R)
• M12: 3,352,189 km (0.073 R)
• M13: 3,619,520 km (0.077 R)
• M14: 3,787,519 km (0.106 R)
• M15: 3,893,883 km (0.06 R)
• M16: 4,001,294 km (0.108 R)
• M17: 4,087,911 km (0.07 R)
• M18: 4,241,100 km (0.1 R)
• M19: 4,896,039 km (0.032 R)
• M20: 5,105,775 km (0.106 R)
• M21: 5,200,022 km (0.103 R)
• M22: 5,414,097 km (0.073 R)
• M23: 5,875,606 km (0.056 R)
• M24: 6,024,157 km (0.072 R)
• M25: 6,476,989 km (0.081 R)
• M26: 6,656,058 km (0.116 R)
• M27: 6,810,892 km (0.095 R)
• M28: 7,071,791 km (0.072 R)
• M29: 7,176,958 km (0.117 R)
• M30: 7,819,481 km (0.11 R)
• M31: 7,901,161 km (0.062 R)
• M32: 7,982,991 km (0.095 R)
• M33: 8,065,270 km (0.096 R)
• M34: 8,258,102 km (0.045 R)
• M35: 8,396,928 km (0.052 R)
• M36: 8,761,199 km (0.073 R)
• M37: 9,016,563 km (0.091 R)
• M38: 9,102,282 km (0.087 R)
• M39: 9,274,320 km (0.108 R)
• M40: 9,360,788 km (0.106 R)
• M41: 9,855,957 km (0.068 R)
• M42: 9,973,690 km (0.067 R)
• M43: 10,299,963 km (0.106 R)
• M44: 11,238,390 km (0.091 R)
• M45: 11,516,044 km (0.088 R)
• M46: 11,983,687 km (0.089 R)
• M47: 12,362,319 km (0.042 R)
• M48: 13,391,403 km (0.066 R)
• M49: 13,522,002 km (0.106 R)
• M50: 14,247,701 km (0.068 R)
• M51: 14,481,223 km (0.103 R)
• M52: 14,581,753 km (0.082 R)
• M53: 15,189,569 km (0.064 R)
• M54: 15,565,210 km (0.087 R)
• M55: 15,702,540 km (0.109 R)
• M56: 15,909,285 km (0.082 R)
• M57: 16,151,633 km (0.055 R)
• M58: 16,675,226 km (0.094 R)
• M59: 16,886,159 km (0.079 R)
• M60: 17,631,605 km (0.083 R)
• M61: 18,242,862 km (0.029 R)
• M62: 18,387,673 km (0.117 R)
• M63: 18,569,284 km (0.026 R)
• M64: 18,897,652 km (0.069 R)
• M65: 19,894,422 km (0.118 R)
• M66: 20,193,020 km (0.114 R)
• M67: 21,173,783 km (0.039 R)
• M68: 21,402,369 km (0.085 R)
• M69: 21,823,487 km (0.116 R)
• M70: 22,790,787 km (0.106 R)
• M71: 23,732,655 km (0.102 R)
• M72: 24,607,055 km (0.113 R)
• M73: 25,330,360 km (0.088 R)
• M74: 25,492,076 km (0.07 R)
• M75: 25,816,553 km (0.068 R)
• M76: 26,020,006 km (0.119 R)
• M77: 27,958,346 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.9

Radius: 12.8

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.44 AU - 4.98 AU

Year: 6600 Days

Day: 8.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 21,563,560 km

• M1: 160,070 km (0.056 R)
• M2: 563,386 km (0.052 R)
• M3: 814,112 km (0.109 R)
• M4: 1,074,412 km (0.098 R)
• M5: 1,258,567 km (0.103 R)
• M6: 1,484,609 km (0.069 R)
• M7: 1,691,503 km (0.025 R)
• M8: 2,152,115 km (0.092 R)
• M9: 2,767,261 km (0.118 R)
• M10: 2,944,385 km (0.074 R)
• M11: 3,604,710 km (0.114 R)
• M12: 3,798,589 km (0.087 R)
• M13: 3,951,927 km (0.069 R)
• M14: 4,355,692 km (0.111 R)
• M15: 4,702,459 km (0.077 R)
• M16: 5,227,249 km (0.113 R)
• M17: 5,571,025 km (0.108 R)
• M18: 5,770,887 km (0.092 R)
• M19: 6,384,538 km (0.045 R)
• M20: 6,488,957 km (0.057 R)
• M21: 6,620,155 km (0.117 R)
• M22: 6,725,771 km (0.112 R)
• M23: 7,262,378 km (0.055 R)
• M24: 7,535,993 km (0.104 R)
• M25: 7,729,423 km (0.045 R)
• M26: 7,840,724 km (0.049 R)
• M27: 9,071,166 km (0.088 R)
• M28: 9,544,344 km (0.098 R)
• M29: 10,025,451 km (0.113 R)
• M30: 10,422,334 km (0.119 R)
• M31: 10,949,218 km (0.119 R)
• M32: 11,452,914 km (0.088 R)
• M33: 11,580,072 km (0.081 R)
• M34: 11,964,239 km (0.092 R)
• M35: 12,712,528 km (0.067 R)
• M36: 13,778,562 km (0.119 R)
• M37: 14,083,592 km (0.115 R)
• M38: 14,185,768 km (0.114 R)
• M39: 14,322,500 km (0.072 R)
• M40: 14,528,197 km (0.115 R)
• M41: 14,873,320 km (0.1 R)
• M42: 16,280,736 km (0.099 R)
• M43: 16,639,322 km (0.096 R)
• M44: 16,783,385 km (0.097 R)
• M45: 17,327,622 km (0.081 R)
• M46: 17,620,385 km (0.103 R)
• M47: 17,914,644 km (0.077 R)
• M48: 18,136,348 km (0.11 R)
• M49: 18,284,749 km (0.037 R)
• M50: 18,619,998 km (0.107 R)
• M51: 19,145,685 km (0.084 R)
• M52: 19,486,170 km (0.103 R)
• M53: 19,676,309 km (0.115 R)
• M54: 19,943,341 km (0.083 R)
• M55: 20,713,172 km (0.116 R)
• M56: 20,984,841 km (0.11 R)
• M57: 21,179,618 km (0.089 R)
• M58: 21,649,654 km (0.051 R)
• M59: 22,202,418 km (0.1 R)
• M60: 22,560,107 km (0.096 R)
• M61: 23,402,343 km (0.062 R)
• M62: 24,214,061 km (0.08 R)
• M63: 24,459,401 km (0.104 R)
• M64: 24,582,371 km (0.112 R)
• M65: 24,664,500 km (0.079 R)
• M66: 24,787,769 km (0.105 R)
• M67: 24,911,337 km (0.078 R)
• M68: 25,365,965 km (0.082 R)
• M69: 26,451,596 km (0.084 R)
• M70: 26,957,686 km (0.098 R)
• M71: 27,169,516 km (0.095 R)
• M72: 27,424,431 km (0.11 R)
• M73: 27,509,702 km (0.098 R)
• M74: 27,680,244 km (0.044 R)
• M75: 28,108,243 km (0.065 R)
• M76: 28,495,253 km (0.111 R)
• M77: 28,797,590 km (0.083 R)
• M78: 29,100,975 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29

Radius: 7.1

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.11 AU - 8.93 AU

Year: 14665 Days

Day: 17.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 21,563,560 km

• M1: 103,671 km (0.116 R)
• M2: 194,328 km (0.058 R)
• M3: 253,718 km (0.071 R)
• M4: 767,437 km (0.09 R)
• M5: 925,861 km (0.094 R)
• M6: 1,966,015 km (0.075 R)
• M7: 2,214,348 km (0.107 R)
• M8: 2,304,256 km (0.08 R)
• M9: 2,457,145 km (0.117 R)
• M10: 2,886,192 km (0.06 R)
• M11: 3,151,578 km (0.049 R)
• M12: 3,304,318 km (0.089 R)
• M13: 3,442,097 km (0.112 R)
• M14: 3,741,293 km (0.099 R)
• M15: 3,921,259 km (0.106 R)
• M16: 4,196,370 km (0.047 R)
• M17: 4,383,367 km (0.093 R)
• M18: 5,318,653 km (0.094 R)
• M19: 5,379,240 km (0.117 R)
• M20: 5,788,091 km (0.071 R)
• M21: 6,313,479 km (0.116 R)
• M22: 6,941,790 km (0.102 R)
• M23: 7,476,902 km (0.11 R)
• M24: 7,544,669 km (0.1 R)
• M25: 7,932,876 km (0.107 R)
• M26: 8,586,319 km (0.053 R)
• M27: 10,724,821 km (0.071 R)
• M28: 11,420,301 km (0.084 R)
• M29: 12,077,335 km (0.088 R)
• M30: 12,343,470 km (0.074 R)
• M31: 13,072,012 km (0.108 R)
• M32: 13,263,048 km (0.069 R)
• M33: 13,345,327 km (0.118 R)
• M34: 13,731,140 km (0.095 R)
• M35: 14,036,918 km (0.065 R)
• M36: 14,344,940 km (0.119 R)
• M37: 14,401,189 km (0.089 R)
• M38: 15,024,563 km (0.072 R)
• M39: 16,739,703 km (0.095 R)
• M40: 16,828,564 km (0.105 R)
• M41: 17,455,080 km (0.102 R)
• M42: 17,545,137 km (0.095 R)
• M43: 17,967,751 km (0.11 R)
• M44: 19,847,748 km (0.104 R)
• M45: 21,370,505 km (0.114 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: 548 - 15,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit