🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630

Radius: 10.8

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.44 AU - 0.7 AU

Year: 292 Days

Day: 11 Hours

Environment

Temp: -150 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 16,725,336 km

• M1: 143,016 km (0.088 R)
• M2: 217,067 km (0.112 R)
• M3: 330,462 km (0.061 R)
• M4: 403,465 km (0.054 R)
• M5: 534,962 km (0.106 R)
• M6: 606,919 km (0.094 R)
• M7: 689,347 km (0.09 R)
• M8: 779,405 km (0.107 R)
• M9: 859,589 km (0.073 R)
• M10: 950,246 km (0.07 R)
• M11: 1,025,344 km (0.109 R)
• M12: 1,118,244 km (0.094 R)
• M13: 1,325,587 km (0.072 R)
• M14: 1,397,693 km (0.076 R)
• M15: 1,488,499 km (0.079 R)
• M16: 1,787,545 km (0.113 R)
• M17: 1,886,728 km (0.099 R)
• M18: 1,968,409 km (0.085 R)
• M19: 2,036,625 km (0.073 R)
• M20: 2,130,573 km (0.111 R)
• M21: 2,200,734 km (0.098 R)
• M22: 2,328,042 km (0.113 R)
• M23: 2,457,893 km (0.114 R)
• M24: 2,568,745 km (0.107 R)
• M25: 2,649,079 km (0.086 R)
• M26: 2,757,388 km (0.083 R)
• M27: 2,906,088 km (0.048 R)
• M28: 2,995,548 km (0.077 R)
• M29: 3,085,905 km (0.112 R)
• M30: 3,177,160 km (0.101 R)
• M31: 3,304,168 km (0.102 R)
• M32: 3,409,335 km (0.063 R)
• M33: 3,521,683 km (0.05 R)
• M34: 3,689,383 km (0.091 R)
• M35: 3,823,123 km (0.078 R)
• M36: 3,927,542 km (0.105 R)
• M37: 4,064,125 km (0.088 R)
• M38: 4,164,506 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.1

Radius: 8.5

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.72 AU - 0.76 AU

Year: 432 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 16,725,336 km

• M1: 107,262 km (0.117 R)
• M2: 204,051 km (0.072 R)
• M3: 263,741 km (0.117 R)
• M4: 397,631 km (0.103 R)
• M5: 468,690 km (0.045 R)
• M6: 540,796 km (0.105 R)
• M7: 608,863 km (0.095 R)
• M8: 697,425 km (0.069 R)
• M9: 790,625 km (0.109 R)
• M10: 864,676 km (0.117 R)
• M11: 945,907 km (0.089 R)
• M12: 1,085,781 km (0.118 R)
• M13: 1,248,843 km (0.114 R)
• M14: 1,330,673 km (0.11 R)
• M15: 1,488,349 km (0.075 R)
• M16: 1,557,912 km (0.099 R)
• M17: 1,652,308 km (0.07 R)
• M18: 1,706,313 km (0.066 R)
• M19: 1,853,218 km (0.08 R)
• M20: 1,922,033 km (0.101 R)
• M21: 2,004,462 km (0.077 R)
• M22: 2,062,207 km (0.094 R)
• M23: 2,186,074 km (0.1 R)
• M24: 2,305,602 km (0.104 R)
• M25: 2,379,803 km (0.116 R)
• M26: 2,523,716 km (0.108 R)
• M27: 2,677,652 km (0.102 R)
• M28: 2,734,350 km (0.117 R)
• M29: 2,798,677 km (0.119 R)
• M30: 2,856,272 km (0.067 R)
• M31: 3,009,311 km (0.052 R)
• M32: 3,157,712 km (0.118 R)
• M33: 3,240,439 km (0.072 R)
• M34: 3,308,656 km (0.086 R)
• M35: 3,361,913 km (0.12 R)
• M36: 3,446,436 km (0.097 R)
• M37: 3,500,441 km (0.109 R)
• M38: 3,562,673 km (0.028 R)
• M39: 3,759,394 km (0.084 R)
• M40: 3,831,201 km (0.03 R)
• M41: 4,122,618 km (0.079 R)
• M42: 4,387,855 km (0.092 R)
• M43: 4,488,684 km (0.071 R)
• M44: 4,607,315 km (0.115 R)
• M45: 4,692,736 km (0.103 R)
• M46: 4,787,431 km (0.04 R)
• M47: 5,057,306 km (0.07 R)
• M48: 5,287,686 km (0.084 R)
• M49: 5,467,204 km (0.088 R)
• M50: 5,521,358 km (0.097 R)
• M51: 5,621,290 km (0.092 R)
• M52: 5,980,474 km (0.055 R)
• M53: 6,195,745 km (0.094 R)
• M54: 6,366,137 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.3

Radius: 14.3

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.66 AU - 0.86 AU

Year: 449 Days

Day: 5.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 16,725,336 km

• M1: 178,470 km (0.112 R)
• M2: 271,071 km (0.065 R)
• M3: 424,708 km (0.116 R)
• M4: 730,786 km (0.03 R)
• M5: 866,920 km (0.064 R)
• M6: 1,042,697 km (0.051 R)
• M7: 1,209,948 km (0.102 R)
• M8: 1,352,814 km (0.047 R)
• M9: 1,489,995 km (0.099 R)
• M10: 1,596,209 km (0.111 R)
• M11: 1,705,117 km (0.08 R)
• M12: 1,810,433 km (0.114 R)
• M13: 1,924,427 km (0.113 R)
• M14: 2,027,949 km (0.075 R)
• M15: 2,233,945 km (0.115 R)
• M16: 2,461,184 km (0.05 R)
• M17: 2,638,458 km (0.049 R)
• M18: 2,739,735 km (0.091 R)
• M19: 2,864,500 km (0.081 R)
• M20: 2,961,140 km (0.053 R)
• M21: 3,066,607 km (0.1 R)
• M22: 3,157,861 km (0.097 R)
• M23: 3,477,253 km (0.106 R)
• M24: 3,572,696 km (0.043 R)
• M25: 3,669,037 km (0.102 R)
• M26: 3,823,422 km (0.116 R)
• M27: 3,913,929 km (0.077 R)
• M28: 4,071,755 km (0.112 R)
• M29: 4,164,206 km (0.084 R)
• M30: 4,368,407 km (0.047 R)
• M31: 4,549,720 km (0.093 R)
• M32: 4,786,683 km (0.083 R)
• M33: 4,955,878 km (0.098 R)
• M34: 5,081,840 km (0.056 R)
• M35: 5,190,597 km (0.062 R)
• M36: 5,337,054 km (0.076 R)
• M37: 5,466,157 km (0.096 R)
• M38: 5,652,556 km (0.077 R)
• M39: 5,793,776 km (0.051 R)
• M40: 6,108,679 km (0.056 R)
• M41: 6,292,535 km (0.114 R)
• M42: 6,419,394 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220

Radius: 9.3

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.8 AU - 0.94 AU

Year: 550 Days

Day: 11.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 16,725,336 km

• M1: 128,804 km (0.109 R)
• M2: 232,475 km (0.099 R)
• M3: 301,141 km (0.109 R)
• M4: 374,144 km (0.117 R)
• M5: 496,366 km (0.103 R)
• M6: 574,456 km (0.109 R)
• M7: 688,001 km (0.115 R)
• M8: 839,394 km (0.058 R)
• M9: 946,655 km (0.034 R)
• M10: 1,075,160 km (0.08 R)
• M11: 1,184,067 km (0.107 R)
• M12: 1,244,205 km (0.08 R)
• M13: 1,345,633 km (0.119 R)
• M14: 1,404,126 km (0.12 R)
• M15: 1,468,154 km (0.082 R)
• M16: 1,709,904 km (0.052 R)
• M17: 1,788,592 km (0.105 R)
• M18: 1,908,719 km (0.069 R)
• M19: 1,990,400 km (0.083 R)
• M20: 2,088,835 km (0.095 R)
• M21: 2,162,587 km (0.093 R)
• M22: 2,253,243 km (0.1 R)
• M23: 2,312,484 km (0.098 R)
• M24: 2,394,314 km (0.107 R)
• M25: 2,471,506 km (0.119 R)
• M26: 2,594,625 km (0.084 R)
• M27: 2,674,062 km (0.079 R)
• M28: 2,823,809 km (0.079 R)
• M29: 2,934,961 km (0.118 R)
• M30: 3,035,640 km (0.119 R)
• M31: 3,119,415 km (0.032 R)
• M32: 3,228,472 km (0.114 R)
• M33: 3,314,042 km (0.084 R)
• M34: 3,400,360 km (0.108 R)
• M35: 3,462,592 km (0.115 R)
• M36: 3,562,823 km (0.079 R)
• M37: 3,727,829 km (0.119 R)
• M38: 3,817,887 km (0.084 R)
• M39: 3,888,946 km (0.096 R)
• M40: 3,954,021 km (0.105 R)
• M41: 4,045,874 km (0.107 R)
• M42: 4,251,571 km (0.101 R)
• M43: 4,399,673 km (0.072 R)
• M44: 4,556,302 km (0.117 R)
• M45: 4,659,525 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.6

Radius: 14.9

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.98 AU - 1.28 AU

Year: 815 Days

Day: 10.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 16,725,336 km

• M1: 229,184 km (0.052 R)
• M2: 337,942 km (0.045 R)
• M3: 443,558 km (0.074 R)
• M4: 565,929 km (0.115 R)
• M5: 659,577 km (0.065 R)
• M6: 794,664 km (0.1 R)
• M7: 890,855 km (0.07 R)
• M8: 991,535 km (0.075 R)
• M9: 1,130,362 km (0.1 R)
• M10: 1,269,188 km (0.078 R)
• M11: 1,384,678 km (0.119 R)
• M12: 1,542,204 km (0.075 R)
• M13: 1,729,950 km (0.114 R)
• M14: 1,925,624 km (0.091 R)
• M15: 2,111,724 km (0.092 R)
• M16: 2,268,502 km (0.094 R)
• M17: 2,520,425 km (0.076 R)
• M18: 2,622,151 km (0.091 R)
• M19: 2,772,348 km (0.116 R)
• M20: 3,003,476 km (0.109 R)
• M21: 3,101,613 km (0.11 R)
• M22: 3,372,235 km (0.115 R)
• M23: 3,505,377 km (0.083 R)
• M24: 3,640,315 km (0.053 R)
• M25: 3,926,196 km (0.103 R)
• M26: 4,044,827 km (0.094 R)
• M27: 4,285,829 km (0.078 R)
• M28: 4,430,491 km (0.071 R)
• M29: 4,531,619 km (0.038 R)
• M30: 5,060,597 km (0.079 R)
• M31: 5,213,785 km (0.056 R)
• M32: 5,768,195 km (0.052 R)
• M33: 5,940,681 km (0.118 R)
• M34: 6,699,591 km (0.116 R)
• M35: 6,907,233 km (0.06 R)
• M36: 7,011,951 km (0.111 R)
• M37: 7,143,448 km (0.047 R)
• M38: 7,408,984 km (0.113 R)
• M39: 7,569,951 km (0.091 R)
• M40: 7,664,348 km (0.077 R)
• M41: 7,786,270 km (0.093 R)
• M42: 8,433,879 km (0.118 R)
• M43: 8,559,841 km (0.105 R)
• M44: 8,785,434 km (0.086 R)
• M45: 9,041,546 km (0.048 R)
• M46: 9,141,926 km (0.065 R)
• M47: 9,329,073 km (0.104 R)
• M48: 9,517,566 km (0.081 R)
• M49: 9,634,252 km (0.053 R)
• M50: 10,076,015 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.5

Radius: 11.1

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.53 AU - 2.13 AU

Year: 1679 Days

Day: 5.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 75.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,725,336 km

• M1: 139,575 km (0.073 R)
• M2: 244,742 km (0.083 R)
• M3: 328,218 km (0.077 R)
• M4: 448,195 km (0.094 R)
• M5: 999,613 km (0.065 R)
• M6: 1,204,412 km (0.069 R)
• M7: 1,423,125 km (0.106 R)
• M8: 1,744,760 km (0.092 R)
• M9: 1,899,444 km (0.058 R)
• M10: 2,043,806 km (0.103 R)
• M11: 2,296,178 km (0.026 R)
• M12: 2,882,153 km (0.117 R)
• M13: 3,019,932 km (0.084 R)
• M14: 3,112,982 km (0.104 R)
• M15: 3,230,716 km (0.077 R)
• M16: 3,343,961 km (0.087 R)
• M17: 3,580,775 km (0.045 R)
• M18: 3,722,893 km (0.104 R)
• M19: 3,917,519 km (0.081 R)
• M20: 4,096,289 km (0.074 R)
• M21: 4,206,094 km (0.107 R)
• M22: 4,428,845 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.3

Radius: 14.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.65 AU - 2.05 AU

Year: 1707 Days

Day: 7.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,725,336 km

• M1: 175,628 km (0.108 R)
• M2: 499,058 km (0.111 R)
• M3: 724,502 km (0.119 R)
• M4: 1,001,109 km (0.08 R)
• M5: 1,189,453 km (0.112 R)
• M6: 1,475,035 km (0.12 R)
• M7: 1,638,396 km (0.07 R)
• M8: 2,218,387 km (0.074 R)
• M9: 2,779,828 km (0.113 R)
• M10: 2,991,658 km (0.114 R)
• M11: 3,723,042 km (0.119 R)
• M12: 4,414,932 km (0.081 R)
• M13: 4,517,108 km (0.094 R)
• M14: 5,013,174 km (0.085 R)
• M15: 5,137,789 km (0.085 R)
• M16: 5,435,489 km (0.085 R)
• M17: 5,554,419 km (0.045 R)
• M18: 5,907,022 km (0.086 R)
• M19: 6,048,242 km (0.104 R)
• M20: 6,219,232 km (0.103 R)
• M21: 6,411,017 km (0.078 R)
• M22: 6,517,381 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.3

Radius: 11.7

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.35 AU - 3.91 AU

Year: 3756 Days

Day: 9.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 16,725,336 km

• M1: 147,055 km (0.118 R)
• M2: 506,688 km (0.101 R)
• M3: 600,635 km (0.073 R)
• M4: 826,079 km (0.116 R)
• M5: 1,004,699 km (0.095 R)
• M6: 1,236,576 km (0.113 R)
• M7: 1,390,662 km (0.106 R)
• M8: 1,628,522 km (0.086 R)
• M9: 1,752,389 km (0.112 R)
• M10: 1,856,360 km (0.096 R)
• M11: 1,998,179 km (0.027 R)
• M12: 2,394,464 km (0.12 R)
• M13: 2,562,612 km (0.094 R)
• M14: 2,668,078 km (0.078 R)
• M15: 2,897,112 km (0.074 R)
• M16: 3,007,216 km (0.064 R)
• M17: 3,245,825 km (0.086 R)
• M18: 3,389,140 km (0.092 R)
• M19: 3,637,622 km (0.101 R)
• M20: 4,090,754 km (0.099 R)
• M21: 4,245,887 km (0.047 R)
• M22: 4,706,798 km (0.107 R)
• M23: 5,368,918 km (0.109 R)
• M24: 5,539,011 km (0.088 R)
• M25: 5,624,730 km (0.072 R)
• M26: 5,762,959 km (0.089 R)
• M27: 5,884,731 km (0.068 R)
• M28: 6,024,905 km (0.071 R)
• M29: 6,651,720 km (0.059 R)
• M30: 6,779,626 km (0.094 R)
• M31: 6,963,631 km (0.072 R)
• M32: 7,261,780 km (0.059 R)
• M33: 8,318,090 km (0.103 R)
• M34: 9,299,303 km (0.111 R)
• M35: 9,504,102 km (0.098 R)
• M36: 9,710,398 km (0.104 R)
• M37: 10,064,496 km (0.12 R)
• M38: 10,253,737 km (0.108 R)
• M39: 11,108,839 km (0.072 R)
• M40: 11,435,411 km (0.12 R)
• M41: 12,187,439 km (0.074 R)
• M42: 12,456,715 km (0.085 R)
• M43: 12,569,512 km (0.112 R)
• M44: 12,773,414 km (0.106 R)
• M45: 12,864,370 km (0.043 R)
• M46: 13,276,362 km (0.045 R)
• M47: 13,368,365 km (0.114 R)
• M48: 14,019,415 km (0.12 R)
• M49: 14,183,823 km (0.038 R)
• M50: 14,680,787 km (0.087 R)
• M51: 15,618,915 km (0.111 R)
• M52: 15,984,832 km (0.116 R)
• M53: 16,082,968 km (0.085 R)
• M54: 16,230,471 km (0.094 R)
• M55: 16,378,424 km (0.111 R)
• M56: 16,452,475 km (0.063 R)
• M57: 16,526,825 km (0.083 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 19,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit