🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398

Radius: 9.2

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.55 AU - 0.75 AU

Year: 368 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,947,610 km

• M1: 114,592 km (0.079 R)
• M2: 405,261 km (0.109 R)
• M3: 835,953 km (0.102 R)
• M4: 1,182,721 km (0.084 R)
• M5: 1,556,267 km (0.115 R)
• M6: 1,912,459 km (0.101 R)
• M7: 2,466,869 km (0.075 R)
• M8: 3,114,628 km (0.073 R)
• M9: 3,584,215 km (0.073 R)
• M10: 4,149,546 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.2

Radius: 14.4

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.51 AU - 0.85 AU

Year: 394 Days

Day: 9.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,947,610 km

• M1: 179,069 km (0.094 R)
• M2: 744,698 km (0.104 R)
• M3: 1,206,956 km (0.113 R)
• M4: 1,746,555 km (0.084 R)
• M5: 2,245,614 km (0.12 R)
• M6: 2,881,554 km (0.116 R)
• M7: 3,458,852 km (0.093 R)
• M8: 4,893,047 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.7

Radius: 11.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.64 AU - 1.04 AU

Year: 541 Days

Day: 10.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,947,610 km

• M1: 145,559 km (0.117 R)
• M2: 681,418 km (0.105 R)
• M3: 1,220,569 km (0.101 R)
• M4: 1,676,095 km (0.117 R)
• M5: 2,359,906 km (0.075 R)
• M6: 2,872,429 km (0.065 R)
• M7: 4,462,953 km (0.118 R)
• M8: 5,510,886 km (0.089 R)
• M9: 5,962,223 km (0.093 R)
• M10: 6,457,841 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 11.7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.74 AU - 1.02 AU

Year: 580 Days

Day: 5.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,947,610 km

• M1: 145,559 km (0.089 R)
• M2: 548,725 km (0.062 R)
• M3: 931,845 km (0.095 R)
• M4: 1,322,894 km (0.055 R)
• M5: 1,907,672 km (0.081 R)
• M6: 2,386,086 km (0.079 R)
• M7: 2,777,584 km (0.108 R)
• M8: 3,383,754 km (0.104 R)
• M9: 4,090,604 km (0.12 R)
• M10: 4,472,228 km (0.114 R)
• M11: 4,974,578 km (0.108 R)
• M12: 5,762,660 km (0.096 R)
• M13: 6,397,403 km (0.112 R)
• M14: 6,792,043 km (0.029 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.6

Radius: 12

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.98 AU - 1.16 AU

Year: 778 Days

Day: 8.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,947,610 km

• M1: 149,299 km (0.112 R)
• M2: 588,668 km (0.079 R)
• M3: 1,265,000 km (0.079 R)
• M4: 1,702,125 km (0.035 R)
• M5: 2,089,433 km (0.106 R)
• M6: 3,351,740 km (0.055 R)
• M7: 3,861,271 km (0.095 R)
• M8: 4,248,280 km (0.046 R)
• M9: 5,281,702 km (0.108 R)
• M10: 6,046,896 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.4

Radius: 12

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.52 AU - 2.18 AU

Year: 1769 Days

Day: 5.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,947,610 km

• M1: 151,243 km (0.086 R)
• M2: 579,243 km (0.038 R)
• M3: 1,266,944 km (0.103 R)
• M4: 2,709,217 km (0.113 R)
• M5: 3,546,816 km (0.098 R)
• M6: 4,418,972 km (0.087 R)
• M7: 4,871,206 km (0.076 R)
• M8: 6,607,588 km (0.104 R)
• M9: 7,291,999 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.2

Radius: 8

Gravity: 15.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.56 AU - 3.64 AU

Year: 3837 Days

Day: 7.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,947,610 km

• M1: 100,979 km (0.065 R)
• M2: 647,160 km (0.115 R)
• M3: 988,692 km (0.115 R)
• M4: 1,415,794 km (0.102 R)
• M5: 1,697,786 km (0.112 R)
• M6: 2,045,900 km (0.11 R)
• M7: 2,441,288 km (0.092 R)
• M8: 3,245,675 km (0.116 R)
• M9: 3,763,434 km (0.044 R)
• M10: 4,053,654 km (0.104 R)
• M11: 4,629,157 km (0.092 R)
• M12: 4,884,520 km (0.042 R)
• M13: 5,736,779 km (0.077 R)
• M14: 7,383,852 km (0.085 R)
• M15: 8,655,882 km (0.116 R)
• M16: 9,486,001 km (0.069 R)
• M17: 9,815,715 km (0.104 R)
• M18: 10,762,370 km (0.117 R)
• M19: 14,232,741 km (0.085 R)
• M20: 15,728,122 km (0.103 R)
• M21: 16,132,186 km (0.065 R)
• M22: 16,662,061 km (0.117 R)
• M23: 17,203,456 km (0.092 R)
• M24: 19,354,823 km (0.094 R)
• M25: 19,886,045 km (0.073 R)
• M26: 22,761,914 km (0.117 R)
• M27: 25,903,918 km (0.085 R)
• M28: 27,039,815 km (0.075 R)
• M29: 28,123,951 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183

Radius: 14.1

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.32 AU - 3.78 AU

Year: 4702 Days

Day: 7.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,947,610 km

• M1: 175,628 km (0.119 R)
• M2: 669,600 km (0.09 R)
• M3: 1,594,863 km (0.075 R)
• M4: 2,585,201 km (0.091 R)
• M5: 3,858,279 km (0.078 R)
• M6: 4,624,968 km (0.098 R)
• M7: 5,114,003 km (0.068 R)
• M8: 6,170,912 km (0.109 R)
• M9: 6,793,389 km (0.051 R)
• M10: 10,710,011 km (0.039 R)
• M11: 13,745,202 km (0.055 R)
• M12: 14,762,467 km (0.094 R)
• M13: 15,484,576 km (0.057 R)
• M14: 16,534,753 km (0.025 R)
• M15: 17,261,051 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.8

Radius: 9

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.73 AU - 4.63 AU

Year: 6007 Days

Day: 13.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,947,610 km

• M1: 111,899 km (0.115 R)
• M2: 465,100 km (0.067 R)
• M3: 801,695 km (0.083 R)
• M4: 1,122,732 km (0.066 R)
• M5: 1,989,502 km (0.103 R)
• M6: 2,556,029 km (0.087 R)
• M7: 3,444,790 km (0.091 R)
• M8: 4,446,198 km (0.112 R)
• M9: 5,724,662 km (0.117 R)
• M10: 7,609,146 km (0.028 R)
• M11: 8,525,433 km (0.095 R)
• M12: 8,860,831 km (0.089 R)
• M13: 10,528,249 km (0.072 R)
• M14: 12,235,909 km (0.095 R)
• M15: 13,378,687 km (0.104 R)
• M16: 14,591,028 km (0.115 R)
• M17: 15,687,132 km (0.074 R)
• M18: 16,064,418 km (0.109 R)
• M19: 17,166,505 km (0.104 R)
• M20: 20,030,556 km (0.089 R)
• M21: 20,699,409 km (0.031 R)
• M22: 24,185,488 km (0.077 R)
• M23: 24,520,737 km (0.119 R)
• M24: 25,718,118 km (0.107 R)
• M25: 31,393,113 km (0.071 R)
• M26: 32,396,765 km (0.094 R)
• M27: 32,701,945 km (0.107 R)
• M28: 33,629,003 km (0.093 R)
• M29: 34,785,993 km (0.087 R)
• M30: 35,860,405 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.3

Radius: 6.3

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 6.09 AU - 6.79 AU

Year: 11488 Days

Day: 16.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,947,610 km

• M1: 78,389 km (0.105 R)
• M2: 319,092 km (0.06 R)
• M3: 602,131 km (0.039 R)
• M4: 838,945 km (0.061 R)
• M5: 1,244,953 km (0.03 R)
• M6: 1,886,878 km (0.027 R)
• M7: 3,036,538 km (0.119 R)
• M8: 4,154,931 km (0.085 R)
• M9: 5,456,732 km (0.084 R)
• M10: 5,767,596 km (0.115 R)
• M11: 8,106,709 km (0.076 R)
• M12: 8,375,386 km (0.096 R)
• M13: 9,460,420 km (0.059 R)
• M14: 10,850,034 km (0.103 R)
• M15: 11,121,704 km (0.12 R)
• M16: 12,312,054 km (0.077 R)
• M17: 12,547,970 km (0.052 R)
• M18: 13,837,055 km (0.049 R)
• M19: 14,611,972 km (0.091 R)
• M20: 16,248,124 km (0.086 R)
• M21: 16,532,210 km (0.078 R)
• M22: 18,925,627 km (0.089 R)
• M23: 21,032,862 km (0.097 R)
• M24: 22,404,675 km (0.074 R)
• M25: 22,756,678 km (0.119 R)
• M26: 29,111,446 km (0.085 R)
• M27: 32,691,473 km (0.057 R)
• M28: 33,947,198 km (0.04 R)
• M29: 34,295,162 km (0.063 R)
• M30: 35,710,807 km (0.104 R)
• M31: 37,411,136 km (0.103 R)
• M32: 41,763,836 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 12,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit