🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.5 AU - 0.68 AU

Year: 297 Days

Day: 14.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.1

Radius: 11.7

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.61 AU - 0.85 AU

Year: 409 Days

Day: 7.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,555,936 km

• M1: 148,999 km (0.116 R)
• M2: 228,286 km (0.09 R)
• M3: 305,778 km (0.039 R)
• M4: 407,505 km (0.113 R)
• M5: 490,382 km (0.109 R)
• M6: 570,267 km (0.05 R)
• M7: 660,923 km (0.062 R)
• M8: 734,077 km (0.064 R)
• M9: 810,372 km (0.065 R)
• M10: 902,225 km (0.106 R)
• M11: 984,952 km (0.067 R)
• M12: 1,087,277 km (0.103 R)
• M13: 1,249,591 km (0.101 R)
• M14: 1,324,988 km (0.065 R)
• M15: 1,442,871 km (0.066 R)
• M16: 1,537,417 km (0.086 R)
• M17: 1,737,430 km (0.115 R)
• M18: 1,863,241 km (0.11 R)
• M19: 1,996,384 km (0.098 R)
• M20: 2,102,598 km (0.105 R)
• M21: 2,312,185 km (0.114 R)
• M22: 2,406,132 km (0.115 R)
• M23: 2,501,426 km (0.058 R)
• M24: 2,607,192 km (0.113 R)
• M25: 2,700,391 km (0.102 R)
• M26: 2,808,999 km (0.116 R)
• M27: 2,972,360 km (0.092 R)
• M28: 3,153,822 km (0.05 R)
• M29: 3,248,368 km (0.091 R)
• M30: 3,349,048 km (0.113 R)
• M31: 3,430,279 km (0.098 R)
• M32: 3,507,023 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 8.1

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.73 AU - 0.95 AU

Year: 505 Days

Day: 8.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 52,555,936 km

• M1: 106,962 km (0.049 R)
• M2: 174,581 km (0.111 R)
• M3: 230,381 km (0.093 R)
• M4: 295,905 km (0.062 R)
• M5: 410,796 km (0.025 R)
• M6: 539,151 km (0.109 R)
• M7: 646,412 km (0.119 R)
• M8: 704,456 km (0.11 R)
• M9: 829,819 km (0.039 R)
• M10: 908,059 km (0.094 R)
• M11: 966,552 km (0.074 R)
• M12: 1,072,168 km (0.056 R)
• M13: 1,266,496 km (0.076 R)
• M14: 1,332,618 km (0.087 R)
• M15: 1,395,449 km (0.088 R)
• M16: 1,498,372 km (0.032 R)
• M17: 1,635,105 km (0.08 R)
• M18: 1,698,235 km (0.034 R)
• M19: 1,840,951 km (0.113 R)
• M20: 1,958,984 km (0.104 R)
• M21: 2,030,941 km (0.096 R)
• M22: 2,089,284 km (0.09 R)
• M23: 2,153,013 km (0.091 R)
• M24: 2,207,616 km (0.111 R)
• M25: 2,287,651 km (0.118 R)
• M26: 2,348,387 km (0.097 R)
• M27: 2,420,045 km (0.119 R)
• M28: 2,617,963 km (0.08 R)
• M29: 2,826,801 km (0.116 R)
• M30: 2,952,464 km (0.1 R)
• M31: 3,029,806 km (0.117 R)
• M32: 3,102,361 km (0.096 R)
• M33: 3,152,925 km (0.077 R)
• M34: 3,243,431 km (0.04 R)
• M35: 3,300,428 km (0.066 R)
• M36: 3,363,559 km (0.106 R)
• M37: 3,415,619 km (0.064 R)
• M38: 3,526,171 km (0.113 R)
• M39: 3,584,814 km (0.045 R)
• M40: 3,691,327 km (0.116 R)
• M41: 3,804,872 km (0.091 R)
• M42: 3,907,347 km (0.086 R)
• M43: 3,980,351 km (0.112 R)
• M44: 4,084,620 km (0.114 R)
• M45: 4,214,471 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.7

Radius: 14.8

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.27 AU - 1.45 AU

Year: 1040 Days

Day: 9.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,555,936 km

• M1: 184,753 km (0.108 R)
• M2: 282,441 km (0.117 R)
• M3: 395,088 km (0.111 R)
• M4: 490,531 km (0.101 R)
• M5: 585,825 km (0.069 R)
• M6: 686,355 km (0.062 R)
• M7: 790,625 km (0.112 R)
• M8: 911,799 km (0.056 R)
• M9: 1,043,744 km (0.077 R)
• M10: 1,186,610 km (0.029 R)
• M11: 1,336,657 km (0.075 R)
• M12: 1,464,114 km (0.116 R)
• M13: 1,600,398 km (0.11 R)
• M14: 1,749,996 km (0.059 R)
• M15: 1,858,604 km (0.104 R)
• M16: 2,002,367 km (0.068 R)
• M17: 2,237,535 km (0.094 R)
• M18: 2,371,276 km (0.118 R)
• M19: 2,482,128 km (0.06 R)
• M20: 2,584,602 km (0.107 R)
• M21: 2,698,895 km (0.044 R)
• M22: 3,003,476 km (0.071 R)
• M23: 3,118,517 km (0.113 R)
• M24: 3,263,029 km (0.067 R)
• M25: 3,478,450 km (0.045 R)
• M26: 3,599,624 km (0.109 R)
• M27: 3,804,723 km (0.099 R)
• M28: 3,899,717 km (0.105 R)
• M29: 4,031,812 km (0.063 R)
• M30: 4,128,901 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270

Radius: 5.3

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.73 AU - 7.33 AU

Year: 10947 Days

Day: 24.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 52,555,936 km

• M1: 79,137 km (0.119 R)
• M2: 341,981 km (0.052 R)
• M3: 800,797 km (0.098 R)
• M4: 989,291 km (0.077 R)
• M5: 1,156,990 km (0.103 R)
• M6: 1,191,697 km (0.117 R)
• M7: 1,406,818 km (0.089 R)
• M8: 1,538,165 km (0.064 R)
• M9: 1,772,286 km (0.119 R)
• M10: 1,812,528 km (0.037 R)
• M11: 1,955,394 km (0.08 R)
• M12: 2,631,875 km (0.099 R)
• M13: 2,700,840 km (0.103 R)
• M14: 3,079,173 km (0.094 R)
• M15: 3,398,864 km (0.114 R)
• M16: 3,474,111 km (0.115 R)
• M17: 3,677,564 km (0.12 R)
• M18: 4,149,396 km (0.105 R)
• M19: 4,229,880 km (0.094 R)
• M20: 4,529,524 km (0.069 R)
• M21: 4,836,050 km (0.086 R)
• M22: 5,264,798 km (0.106 R)
• M23: 5,352,013 km (0.088 R)
• M24: 5,586,882 km (0.103 R)
• M25: 6,158,196 km (0.1 R)
• M26: 7,518,639 km (0.058 R)
• M27: 7,715,660 km (0.037 R)
• M28: 7,980,897 km (0.073 R)
• M29: 8,691,487 km (0.114 R)
• M30: 9,036,908 km (0.091 R)
• M31: 9,634,552 km (0.115 R)
• M32: 9,741,365 km (0.111 R)
• M33: 10,064,047 km (0.076 R)
• M34: 10,172,356 km (0.083 R)
• M35: 10,793,636 km (0.049 R)
• M36: 10,978,689 km (0.06 R)
• M37: 11,502,431 km (0.116 R)
• M38: 11,577,978 km (0.115 R)
• M39: 12,457,763 km (0.105 R)
• M40: 12,574,150 km (0.088 R)
• M41: 13,043,139 km (0.112 R)
• M42: 13,359,090 km (0.086 R)
• M43: 13,438,377 km (0.081 R)
• M44: 13,837,653 km (0.113 R)
• M45: 14,443,674 km (0.065 R)
• M46: 15,017,083 km (0.028 R)
• M47: 15,389,582 km (0.072 R)
• M48: 15,933,071 km (0.078 R)
• M49: 16,781,590 km (0.071 R)
• M50: 18,433,599 km (0.101 R)
• M51: 18,654,705 km (0.092 R)
• M52: 19,099,759 km (0.074 R)
• M53: 20,684,898 km (0.12 R)
• M54: 21,562,887 km (0.098 R)
• M55: 25,341,580 km (0.03 R)
• M56: 25,439,866 km (0.097 R)
• M57: 25,538,301 km (0.047 R)
• M58: 26,032,273 km (0.112 R)
• M59: 26,579,203 km (0.114 R)
• M60: 26,679,135 km (0.104 R)
• M61: 27,130,023 km (0.071 R)
• M62: 27,432,061 km (0.089 R)
• M63: 28,242,881 km (0.037 R)
• M64: 28,446,783 km (0.108 R)
• M65: 29,784,188 km (0.097 R)
• M66: 30,460,670 km (0.093 R)
• M67: 31,036,921 km (0.111 R)
• M68: 32,306,707 km (0.097 R)
• M69: 34,678,282 km (0.098 R)
• M70: 36,549,004 km (0.117 R)
• M71: 37,105,508 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.6

Radius: 7.5

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.43 AU - 8.41 AU

Year: 13259 Days

Day: 20.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 52,555,936 km

• M1: 130,749 km (0.111 R)
• M2: 180,116 km (0.082 R)
• M3: 352,303 km (0.107 R)
• M4: 544,835 km (0.048 R)
• M5: 1,106,875 km (0.034 R)
• M6: 1,192,445 km (0.09 R)
• M7: 1,439,580 km (0.115 R)
• M8: 1,581,249 km (0.061 R)
• M9: 1,929,513 km (0.109 R)
• M10: 2,219,883 km (0.073 R)
• M11: 3,080,370 km (0.054 R)
• M12: 3,966,887 km (0.063 R)
• M13: 4,541,492 km (0.09 R)
• M14: 4,680,469 km (0.12 R)
• M15: 4,962,760 km (0.116 R)
• M16: 6,031,786 km (0.094 R)
• M17: 6,261,568 km (0.107 R)
• M18: 6,888,533 km (0.106 R)
• M19: 7,048,453 km (0.117 R)
• M20: 7,412,724 km (0.071 R)
• M21: 7,658,962 km (0.108 R)
• M22: 8,033,406 km (0.082 R)
• M23: 8,117,480 km (0.096 R)
• M24: 9,060,844 km (0.035 R)
• M25: 9,280,154 km (0.065 R)
• M26: 9,634,552 km (0.1 R)
• M27: 9,813,471 km (0.068 R)
• M28: 10,129,272 km (0.117 R)
• M29: 10,265,555 km (0.117 R)
• M30: 10,402,438 km (0.106 R)
• M31: 10,540,068 km (0.073 R)
• M32: 10,770,598 km (0.104 R)
• M33: 11,472,511 km (0.091 R)
• M34: 11,805,067 km (0.102 R)
• M35: 13,514,971 km (0.112 R)
• M36: 13,815,812 km (0.039 R)
• M37: 14,475,240 km (0.119 R)
• M38: 15,509,709 km (0.047 R)
• M39: 16,889,749 km (0.053 R)
• M40: 17,051,614 km (0.118 R)
• M41: 17,923,022 km (0.114 R)
• M42: 18,198,282 km (0.088 R)
• M43: 18,752,991 km (0.093 R)
• M44: 19,032,440 km (0.082 R)
• M45: 19,200,887 km (0.087 R)
• M46: 19,313,384 km (0.118 R)
• M47: 19,426,031 km (0.054 R)
• M48: 19,936,011 km (0.054 R)
• M49: 21,550,770 km (0.066 R)
• M50: 23,446,773 km (0.088 R)
• M51: 23,989,664 km (0.069 R)
• M52: 26,077,602 km (0.1 R)
• M53: 26,264,599 km (0.091 R)
• M54: 26,327,131 km (0.096 R)
• M55: 27,713,155 km (0.111 R)
• M56: 30,818,657 km (0.115 R)
• M57: 31,280,765 km (0.094 R)
• M58: 31,878,109 km (0.086 R)
• M59: 32,144,842 km (0.072 R)
• M60: 32,882,210 km (0.104 R)
• M61: 33,354,192 km (0.078 R)
• M62: 35,058,560 km (0.079 R)
• M63: 35,127,375 km (0.105 R)
• M64: 36,511,904 km (0.105 R)
• M65: 38,551,222 km (0.12 R)
• M66: 38,977,725 km (0.107 R)
• M67: 39,477,382 km (0.03 R)
• M68: 41,351,395 km (0.087 R)
• M69: 43,033,323 km (0.057 R)
• M70: 43,106,926 km (0.045 R)
• M71: 43,401,933 km (0.091 R)
• M72: 43,623,487 km (0.079 R)
• M73: 43,919,691 km (0.115 R)
• M74: 44,662,893 km (0.058 R)
• M75: 45,185,588 km (0.11 R)
• M76: 45,785,476 km (0.109 R)
• M77: 46,917,483 km (0.069 R)
• M78: 47,982,171 km (0.077 R)
• M79: 48,134,910 km (0.078 R)
• M80: 48,901,150 km (0.077 R)
• M81: 49,748,622 km (0.11 R)
• M82: 50,212,974 km (0.075 R)
• M83: 50,678,672 km (0.064 R)
• M84: 50,912,045 km (0.109 R)
• M85: 51,067,926 km (0.118 R)
• M86: 52,241,521 km (0.051 R)
• M87: 52,477,287 km (0.089 R)
• M88: 52,555,976 km (0.068 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 11,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit