🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.58 AU - 0.64 AU

Year: 303 Days

Day: 12.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 9.5

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.78 AU - 0.82 AU

Year: 455 Days

Day: 6.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 14,477,102 km

• M1: 119,230 km (0.114 R)
• M2: 217,216 km (0.054 R)
• M3: 282,291 km (0.105 R)
• M4: 409,001 km (0.111 R)
• M5: 471,233 km (0.085 R)
• M6: 594,801 km (0.119 R)
• M7: 721,062 km (0.113 R)
• M8: 804,388 km (0.105 R)
• M9: 881,281 km (0.115 R)
• M10: 960,867 km (0.059 R)
• M11: 1,048,232 km (0.106 R)
• M12: 1,127,669 km (0.11 R)
• M13: 1,203,814 km (0.1 R)
• M14: 1,466,508 km (0.06 R)
• M15: 1,544,149 km (0.102 R)
• M16: 1,684,921 km (0.093 R)
• M17: 1,823,598 km (0.058 R)
• M18: 1,894,507 km (0.088 R)
• M19: 1,959,732 km (0.073 R)
• M20: 2,248,905 km (0.118 R)
• M21: 2,374,118 km (0.059 R)
• M22: 2,437,548 km (0.104 R)
• M23: 2,602,405 km (0.046 R)
• M24: 2,763,671 km (0.066 R)
• M25: 2,830,541 km (0.116 R)
• M26: 3,049,852 km (0.096 R)
• M27: 3,126,895 km (0.102 R)
• M28: 3,188,828 km (0.082 R)
• M29: 3,314,191 km (0.038 R)
• M30: 3,393,329 km (0.046 R)
• M31: 3,465,135 km (0.1 R)
• M32: 3,957,013 km (0.098 R)
• M33: 4,134,287 km (0.108 R)
• M34: 4,228,234 km (0.113 R)
• M35: 4,305,726 km (0.097 R)
• M36: 4,374,840 km (0.057 R)
• M37: 4,523,241 km (0.105 R)
• M38: 4,629,007 km (0.114 R)
• M39: 4,753,323 km (0.061 R)
• M40: 4,824,980 km (0.114 R)
• M41: 4,914,888 km (0.041 R)
• M42: 4,987,294 km (0.104 R)
• M43: 5,345,431 km (0.043 R)
• M44: 5,541,704 km (0.113 R)
• M45: 5,636,100 km (0.069 R)
• M46: 5,702,372 km (0.088 R)
• M47: 5,941,429 km (0.06 R)
• M48: 6,105,987 km (0.042 R)
• M49: 6,203,375 km (0.107 R)
• M50: 6,459,337 km (0.089 R)
• M51: 6,638,406 km (0.07 R)
• M52: 6,819,269 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.1

Radius: 14.5

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.6 AU - 1 AU

Year: 455 Days

Day: 7.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 14,477,102 km

• M1: 186,100 km (0.03 R)
• M2: 297,251 km (0.108 R)
• M3: 389,403 km (0.117 R)
• M4: 514,467 km (0.093 R)
• M5: 653,892 km (0.118 R)
• M6: 747,541 km (0.09 R)
• M7: 838,047 km (0.083 R)
• M8: 937,380 km (0.112 R)
• M9: 1,059,751 km (0.1 R)
• M10: 1,251,835 km (0.095 R)
• M11: 1,368,073 km (0.073 R)
• M12: 1,519,914 km (0.082 R)
• M13: 1,733,690 km (0.066 R)
• M14: 1,899,295 km (0.094 R)
• M15: 2,052,483 km (0.106 R)
• M16: 2,234,693 km (0.078 R)
• M17: 2,334,026 km (0.12 R)
• M18: 2,569,792 km (0.053 R)
• M19: 2,753,498 km (0.046 R)
• M20: 2,867,342 km (0.073 R)
• M21: 3,058,229 km (0.096 R)
• M22: 3,155,318 km (0.098 R)
• M23: 3,246,423 km (0.115 R)
• M24: 3,517,794 km (0.1 R)
• M25: 3,634,480 km (0.076 R)
• M26: 3,796,944 km (0.105 R)
• M27: 3,954,321 km (0.062 R)
• M28: 4,152,238 km (0.062 R)
• M29: 4,322,331 km (0.105 R)
• M30: 4,518,454 km (0.062 R)
• M31: 4,749,882 km (0.114 R)
• M32: 4,936,131 km (0.113 R)
• M33: 5,058,951 km (0.096 R)
• M34: 5,182,818 km (0.073 R)
• M35: 5,357,848 km (0.085 R)
• M36: 5,585,984 km (0.116 R)
• M37: 5,800,059 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.9

Radius: 12.9

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.85 AU - 1.25 AU

Year: 684 Days

Day: 8.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 14,477,102 km

• M1: 180,415 km (0.115 R)
• M2: 269,875 km (0.097 R)
• M3: 381,175 km (0.107 R)
• M4: 515,813 km (0.082 R)
• M5: 626,815 km (0.112 R)
• M6: 823,087 km (0.086 R)
• M7: 931,995 km (0.064 R)
• M8: 1,056,909 km (0.096 R)
• M9: 1,138,141 km (0.077 R)
• M10: 1,227,301 km (0.114 R)
• M11: 1,354,160 km (0.092 R)
• M12: 1,443,320 km (0.116 R)
• M13: 1,596,508 km (0.065 R)
• M14: 1,691,204 km (0.037 R)
• M15: 1,893,011 km (0.099 R)
• M16: 2,000,572 km (0.07 R)
• M17: 2,089,433 km (0.077 R)
• M18: 2,242,921 km (0.092 R)
• M19: 2,378,606 km (0.101 R)
• M20: 2,465,822 km (0.106 R)
• M21: 2,591,185 km (0.099 R)
• M22: 2,810,196 km (0.109 R)
• M23: 2,933,614 km (0.074 R)
• M24: 3,066,906 km (0.059 R)
• M25: 3,202,142 km (0.077 R)
• M26: 3,290,704 km (0.063 R)
• M27: 3,412,926 km (0.098 R)
• M28: 3,520,187 km (0.082 R)
• M29: 3,645,251 km (0.081 R)
• M30: 3,788,865 km (0.057 R)
• M31: 3,908,544 km (0.088 R)
• M32: 4,090,455 km (0.043 R)
• M33: 4,248,729 km (0.119 R)
• M34: 4,453,977 km (0.028 R)
• M35: 4,662,517 km (0.119 R)
• M36: 4,781,896 km (0.11 R)
• M37: 4,865,072 km (0.073 R)
• M38: 5,108,169 km (0.094 R)
• M39: 5,441,922 km (0.111 R)
• M40: 5,665,122 km (0.098 R)
• M41: 5,901,337 km (0.092 R)
• M42: 6,000,670 km (0.03 R)
• M43: 6,271,891 km (0.099 R)
• M44: 6,495,839 km (0.056 R)
• M45: 6,588,141 km (0.103 R)
• M46: 6,681,041 km (0.092 R)
• M47: 6,815,829 km (0.104 R)
• M48: 6,951,663 km (0.091 R)
• M49: 7,204,783 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.1

Radius: 14.2

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.22 AU - 1.36 AU

Year: 932 Days

Day: 6.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 14,477,102 km

• M1: 219,161 km (0.057 R)
• M2: 356,791 km (0.108 R)
• M3: 517,309 km (0.106 R)
• M4: 614,847 km (0.052 R)
• M5: 731,683 km (0.082 R)
• M6: 888,611 km (0.026 R)
• M7: 1,064,838 km (0.113 R)
• M8: 1,154,148 km (0.049 R)
• M9: 1,275,172 km (0.064 R)
• M10: 1,415,944 km (0.111 R)
• M11: 1,722,171 km (0.092 R)
• M12: 2,154,957 km (0.05 R)
• M13: 2,334,176 km (0.113 R)
• M14: 2,499,930 km (0.033 R)
• M15: 2,669,724 km (0.107 R)
• M16: 2,804,362 km (0.082 R)
• M17: 2,941,543 km (0.118 R)
• M18: 3,080,968 km (0.072 R)
• M19: 3,356,079 km (0.073 R)
• M20: 3,703,594 km (0.052 R)
• M21: 3,811,155 km (0.078 R)
• M22: 3,963,596 km (0.105 R)
• M23: 4,084,919 km (0.077 R)
• M24: 4,297,348 km (0.058 R)
• M25: 4,559,444 km (0.107 R)
• M26: 4,698,420 km (0.071 R)
• M27: 4,921,172 km (0.118 R)
• M28: 5,063,738 km (0.081 R)
• M29: 5,304,441 km (0.104 R)
• M30: 5,450,748 km (0.119 R)
• M31: 5,561,450 km (0.089 R)
• M32: 5,809,933 km (0.06 R)
• M33: 5,910,313 km (0.117 R)
• M34: 6,087,586 km (0.12 R)
• M35: 6,266,505 km (0.09 R)
• M36: 6,369,578 km (0.047 R)
• M37: 6,682,238 km (0.103 R)
• M38: 6,866,991 km (0.1 R)
• M39: 6,973,355 km (0.097 R)
• M40: 7,120,410 km (0.106 R)
• M41: 7,595,533 km (0.073 R)
• M42: 7,857,778 km (0.057 R)
• M43: 8,137,077 km (0.055 R)
• M44: 8,235,512 km (0.108 R)
• M45: 8,334,546 km (0.119 R)
• M46: 8,878,484 km (0.117 R)
• M47: 8,994,572 km (0.117 R)
• M48: 9,345,678 km (0.089 R)
• M49: 9,434,240 km (0.108 R)
• M50: 9,552,572 km (0.052 R)
• M51: 9,671,502 km (0.069 R)
• M52: 9,820,951 km (0.049 R)
• M53: 10,152,310 km (0.088 R)
• M54: 10,304,152 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.1

Radius: 9.4

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.92 AU - 4.18 AU

Year: 4253 Days

Day: 15 Hours

Environment

Temp: -212 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 14,477,102 km

• M1: 152,440 km (0.05 R)
• M2: 340,934 km (0.108 R)
• M3: 467,045 km (0.096 R)
• M4: 719,267 km (0.108 R)
• M5: 1,571,526 km (0.102 R)
• M6: 2,045,601 km (0.085 R)
• M7: 2,385,488 km (0.115 R)
• M8: 2,743,326 km (0.034 R)
• M9: 2,876,767 km (0.059 R)
• M10: 3,065,111 km (0.072 R)
• M11: 4,031,812 km (0.1 R)
• M12: 4,457,867 km (0.114 R)
• M13: 4,639,628 km (0.091 R)
• M14: 4,885,866 km (0.085 R)
• M15: 4,973,082 km (0.107 R)
• M16: 6,369,578 km (0.052 R)
• M17: 6,767,808 km (0.117 R)
• M18: 7,216,751 km (0.115 R)
• M19: 7,531,056 km (0.119 R)
• M20: 7,733,312 km (0.063 R)
• M21: 8,366,111 km (0.115 R)
• M22: 8,862,926 km (0.074 R)
• M23: 9,122,628 km (0.115 R)
• M24: 9,964,116 km (0.055 R)
• M25: 10,266,154 km (0.058 R)
• M26: 10,635,661 km (0.057 R)
• M27: 10,977,043 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.7

Radius: 8.6

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.72 AU - 4.08 AU

Year: 4897 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 14,477,102 km

• M1: 115,340 km (0.117 R)
• M2: 185,352 km (0.054 R)
• M3: 378,782 km (0.096 R)
• M4: 438,172 km (0.107 R)
• M5: 534,364 km (0.093 R)
• M6: 674,686 km (0.082 R)
• M7: 772,823 km (0.104 R)
• M8: 1,353,861 km (0.107 R)
• M9: 1,431,053 km (0.105 R)
• M10: 1,559,558 km (0.083 R)
• M11: 1,764,956 km (0.055 R)
• M12: 1,946,567 km (0.115 R)
• M13: 2,089,583 km (0.08 R)
• M14: 2,145,533 km (0.098 R)
• M15: 2,304,854 km (0.067 R)
• M16: 2,563,360 km (0.119 R)
• M17: 2,647,434 km (0.071 R)
• M18: 2,769,505 km (0.097 R)
• M19: 2,868,390 km (0.07 R)
• M20: 3,314,939 km (0.053 R)
• M21: 3,499,693 km (0.06 R)
• M22: 4,243,942 km (0.083 R)
• M23: 4,517,407 km (0.101 R)
• M24: 4,945,706 km (0.088 R)
• M25: 5,020,804 km (0.069 R)
• M26: 5,294,568 km (0.027 R)
• M27: 5,371,611 km (0.112 R)
• M28: 5,464,361 km (0.053 R)
• M29: 5,730,197 km (0.062 R)
• M30: 5,920,485 km (0.04 R)
• M31: 6,177,494 km (0.107 R)
• M32: 6,421,638 km (0.114 R)
• M33: 6,503,767 km (0.049 R)
• M34: 6,669,073 km (0.042 R)
• M35: 6,852,480 km (0.085 R)
• M36: 6,986,969 km (0.062 R)
• M37: 7,054,587 km (0.081 R)
• M38: 7,207,326 km (0.045 R)
• M39: 7,637,570 km (0.108 R)
• M40: 7,742,139 km (0.061 R)
• M41: 7,882,162 km (0.11 R)
• M42: 8,023,083 km (0.083 R)
• M43: 8,147,100 km (0.082 R)
• M44: 8,218,309 km (0.068 R)
• M45: 8,504,938 km (0.104 R)
• M46: 8,595,295 km (0.085 R)
• M47: 8,904,514 km (0.116 R)
• M48: 9,459,373 km (0.098 R)
• M49: 9,571,571 km (0.098 R)
• M50: 9,684,368 km (0.064 R)
• M51: 10,006,153 km (0.069 R)
• M52: 10,216,338 km (0.081 R)
• M53: 10,389,423 km (0.117 R)
• M54: 10,602,151 km (0.051 R)
• M55: 10,933,959 km (0.052 R)
• M56: 11,071,439 km (0.109 R)
• M57: 11,249,311 km (0.079 R)
• M58: 11,308,701 km (0.083 R)
• M59: 11,687,782 km (0.101 R)
• M60: 11,788,163 km (0.093 R)
• M61: 11,969,774 km (0.078 R)
• M62: 12,315,046 km (0.036 R)
• M63: 12,437,866 km (0.112 R)
• M64: 12,519,846 km (0.107 R)
• M65: 12,746,337 km (0.119 R)
• M66: 12,849,709 km (0.108 R)
• M67: 13,391,852 km (0.046 R)
• M68: 13,497,019 km (0.069 R)
• M69: 14,176,343 km (0.095 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 14,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit