🌌 Stone's Star System Generator

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.1

Radius: 9.6

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.53 AU - 2.47 AU

Year: 1826 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,102,947 km

• M1: 119,379 km (0.058 R)
• M2: 470,635 km (0.053 R)
• M3: 945,309 km (0.104 R)
• M4: 1,380,489 km (0.087 R)
• M5: 1,682,378 km (0.09 R)
• M6: 1,993,392 km (0.092 R)
• M7: 2,343,151 km (0.057 R)
• M8: 3,300,279 km (0.077 R)
• M9: 4,395,933 km (0.095 R)
• M10: 4,731,182 km (0.091 R)
• M11: 5,128,813 km (0.076 R)
• M12: 5,620,691 km (0.109 R)
• M13: 5,965,963 km (0.117 R)
• M14: 6,273,237 km (0.056 R)
• M15: 6,672,065 km (0.118 R)
• M16: 8,219,057 km (0.075 R)
• M17: 8,664,858 km (0.048 R)
• M18: 9,397,888 km (0.066 R)
• M19: 9,921,032 km (0.049 R)
• M20: 10,244,163 km (0.078 R)
• M21: 11,766,172 km (0.116 R)
• M22: 12,250,869 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 8.2

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.66 AU - 4.43 AU

Year: 4301 Days

Day: 12.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,102,947 km

• M1: 102,325 km (0.064 R)
• M2: 363,074 km (0.111 R)
• M3: 680,371 km (0.119 R)
• M4: 1,313,769 km (0.067 R)
• M5: 1,598,304 km (0.076 R)
• M6: 1,924,277 km (0.099 R)
• M7: 2,660,897 km (0.117 R)
• M8: 3,532,155 km (0.12 R)
• M9: 5,769,242 km (0.08 R)
• M10: 6,730,259 km (0.118 R)
• M11: 7,759,342 km (0.066 R)
• M12: 8,476,814 km (0.069 R)
• M13: 9,237,669 km (0.094 R)
• M14: 11,293,592 km (0.103 R)
• M15: 11,564,813 km (0.117 R)
• M16: 12,644,610 km (0.11 R)
• M17: 13,134,543 km (0.106 R)
• M18: 14,100,048 km (0.098 R)
• M19: 15,112,227 km (0.111 R)
• M20: 15,664,094 km (0.116 R)
• M21: 18,129,317 km (0.053 R)
• M22: 19,005,512 km (0.095 R)
• M23: 19,325,203 km (0.103 R)
• M24: 19,909,681 km (0.096 R)
• M25: 21,456,823 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 13.7

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.58 AU - 3.7 AU

Year: 4484 Days

Day: 5.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,102,947 km

• M1: 171,290 km (0.083 R)
• M2: 750,533 km (0.111 R)
• M3: 1,303,596 km (0.054 R)
• M4: 1,824,346 km (0.108 R)
• M5: 2,484,372 km (0.085 R)
• M6: 3,123,604 km (0.112 R)
• M7: 3,915,724 km (0.119 R)
• M8: 4,384,265 km (0.119 R)
• M9: 5,240,264 km (0.106 R)
• M10: 5,841,198 km (0.111 R)
• M11: 7,779,538 km (0.112 R)
• M12: 8,875,791 km (0.082 R)
• M13: 10,289,491 km (0.077 R)
• M14: 12,634,288 km (0.075 R)
• M15: 16,488,079 km (0.054 R)
• M16: 17,281,396 km (0.114 R)
• M17: 18,616,707 km (0.12 R)
• M18: 20,363,861 km (0.104 R)
• M19: 22,291,429 km (0.047 R)
• M20: 23,110,627 km (0.104 R)
• M21: 23,795,785 km (0.072 R)
• M22: 26,177,683 km (0.105 R)
• M23: 27,173,705 km (0.086 R)
• M24: 28,108,692 km (0.07 R)
• M25: 29,241,148 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 12

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.36 AU - 6.68 AU

Year: 8374 Days

Day: 13.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,102,947 km

• M1: 149,747 km (0.11 R)
• M2: 644,468 km (0.103 R)
• M3: 1,051,374 km (0.1 R)
• M4: 2,733,751 km (0.118 R)
• M5: 3,149,933 km (0.093 R)
• M6: 3,656,621 km (0.094 R)
• M7: 4,033,009 km (0.099 R)
• M8: 4,547,326 km (0.108 R)
• M9: 5,384,775 km (0.04 R)
• M10: 5,774,179 km (0.066 R)
• M11: 8,916,631 km (0.087 R)
• M12: 9,556,761 km (0.105 R)
• M13: 10,080,952 km (0.047 R)
• M14: 11,662,650 km (0.1 R)
• M15: 12,767,131 km (0.118 R)
• M16: 17,536,012 km (0.081 R)
• M17: 20,589,005 km (0.032 R)
• M18: 25,489,383 km (0.11 R)
• M19: 26,128,914 km (0.048 R)
• M20: 28,696,612 km (0.094 R)
• M21: 32,695,961 km (0.065 R)
• M22: 34,328,373 km (0.026 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.2

Radius: 5.4

Gravity: 22.98 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.57 AU - 9.51 AU

Year: 14720 Days

Day: 18 Hours

Environment

Temp: -227 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,102,947 km

• M1: 71,657 km (0.05 R)
• M2: 348,563 km (0.068 R)
• M3: 620,682 km (0.03 R)
• M4: 815,458 km (0.064 R)
• M5: 1,224,758 km (0.063 R)
• M6: 1,744,461 km (0.105 R)
• M7: 2,063,852 km (0.106 R)
• M8: 2,318,019 km (0.09 R)
• M9: 2,749,758 km (0.11 R)
• M10: 3,259,139 km (0.101 R)
• M11: 3,495,803 km (0.113 R)
• M12: 3,974,217 km (0.11 R)
• M13: 6,331,580 km (0.071 R)
• M14: 8,274,258 km (0.039 R)
• M15: 9,806,290 km (0.109 R)
• M16: 15,155,910 km (0.094 R)
• M17: 16,342,670 km (0.026 R)
• M18: 17,430,845 km (0.077 R)
• M19: 19,836,977 km (0.09 R)
• M20: 22,081,543 km (0.118 R)
• M21: 29,593,900 km (0.103 R)
• M22: 30,048,677 km (0.096 R)
• M23: 30,739,670 km (0.119 R)
• M24: 31,206,265 km (0.062 R)
• M25: 32,997,700 km (0.105 R)
• M26: 36,784,172 km (0.079 R)
• M27: 37,840,632 km (0.104 R)
• M28: 38,646,216 km (0.111 R)
• M29: 42,413,091 km (0.09 R)
• M30: 44,906,289 km (0.059 R)
• M31: 45,205,933 km (0.033 R)
• M32: 50,182,606 km (0.055 R)
• M33: 53,303,666 km (0.09 R)
• M34: 55,168,404 km (0.098 R)
• M35: 57,251,853 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.1

Radius: 4.2

Gravity: 44.11 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.91 AU - 12.5 AU

Year: 21034 Days

Day: 18.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,102,947 km

• M1: 52,359 km (0.079 R)
• M2: 249,679 km (0.085 R)
• M3: 530,773 km (0.106 R)
• M4: 790,625 km (0.098 R)
• M5: 986,897 km (0.071 R)
• M6: 1,186,461 km (0.094 R)
• M7: 1,412,802 km (0.028 R)
• M8: 1,631,664 km (0.087 R)
• M9: 1,834,219 km (0.11 R)
• M10: 2,312,185 km (0.073 R)
• M11: 2,520,275 km (0.119 R)
• M12: 2,842,958 km (0.107 R)
• M13: 4,009,373 km (0.071 R)
• M14: 4,379,178 km (0.101 R)
• M15: 5,264,199 km (0.108 R)
• M16: 7,781,184 km (0.104 R)
• M17: 11,722,788 km (0.116 R)
• M18: 14,851,029 km (0.119 R)
• M19: 16,061,276 km (0.076 R)
• M20: 19,797,034 km (0.107 R)
• M21: 20,180,454 km (0.071 R)
• M22: 20,863,218 km (0.082 R)
• M23: 21,360,332 km (0.077 R)
• M24: 21,865,225 km (0.076 R)
• M25: 32,631,784 km (0.112 R)
• M26: 38,839,946 km (0.094 R)
• M27: 53,341,066 km (0.119 R)
• M28: 55,777,117 km (0.04 R)
• M29: 57,119,010 km (0.103 R)
• M30: 57,506,319 km (0.057 R)
• M31: 60,869,728 km (0.109 R)
• M32: 63,528,381 km (0.114 R)
• M33: 65,837,574 km (0.05 R)
• M34: 73,100,102 km (0.112 R)
• M35: 80,634,898 km (0.111 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 16,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit