🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.54 AU - 0.86 AU

Year: 224 Days

Day: 30.2 Hours

Environment

Temp: 105 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,798,293 km

• M1: 35,006 km (0.097 R)

Asteroid Belt

Center: 3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.1

Radius: 14.3

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.24 AU - 5.36 AU

Year: 4672 Days

Day: 11.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,798,293 km

• M1: 177,872 km (0.097 R)
• M2: 1,044,642 km (0.045 R)
• M3: 4,065,173 km (0.093 R)
• M4: 4,696,176 km (0.084 R)
• M5: 5,699,529 km (0.11 R)
• M6: 9,355,402 km (0.117 R)
• M7: 12,477,659 km (0.119 R)
• M8: 13,250,931 km (0.1 R)
• M9: 15,401,400 km (0.107 R)
• M10: 16,613,741 km (0.08 R)
• M11: 17,550,074 km (0.099 R)
• M12: 18,117,200 km (0.064 R)
• M13: 20,633,586 km (0.09 R)
• M14: 21,265,637 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.3

Radius: 9.8

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.16 AU - 6.24 AU

Year: 5211 Days

Day: 8.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,798,293 km

• M1: 122,221 km (0.117 R)
• M2: 681,418 km (0.101 R)
• M3: 1,161,328 km (0.058 R)
• M4: 1,492,089 km (0.079 R)
• M5: 2,267,754 km (0.069 R)
• M6: 2,907,734 km (0.06 R)
• M7: 3,596,183 km (0.075 R)
• M8: 4,287,625 km (0.1 R)
• M9: 6,255,435 km (0.11 R)
• M10: 6,759,879 km (0.11 R)
• M11: 7,400,607 km (0.107 R)
• M12: 7,926,593 km (0.08 R)
• M13: 9,876,751 km (0.063 R)
• M14: 11,672,075 km (0.096 R)
• M15: 12,594,196 km (0.109 R)
• M16: 14,467,760 km (0.113 R)
• M17: 15,350,537 km (0.089 R)
• M18: 15,897,317 km (0.042 R)
• M19: 19,454,455 km (0.069 R)
• M20: 21,493,025 km (0.076 R)
• M21: 24,073,738 km (0.027 R)
• M22: 25,990,087 km (0.077 R)
• M23: 29,468,537 km (0.112 R)
• M24: 30,789,336 km (0.117 R)
• M25: 32,247,915 km (0.108 R)
• M26: 32,744,281 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.8

Radius: 13.3

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.8 AU - 7.2 AU

Year: 6345 Days

Day: 12.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 93,798,293 km

• M1: 165,455 km (0.091 R)
• M2: 605,572 km (0.054 R)
• M3: 1,880,595 km (0.108 R)
• M4: 2,830,691 km (0.085 R)
• M5: 3,910,937 km (0.117 R)
• M6: 4,685,854 km (0.102 R)
• M7: 6,279,520 km (0.082 R)
• M8: 9,481,363 km (0.086 R)
• M9: 10,508,203 km (0.119 R)
• M10: 11,520,682 km (0.042 R)
• M11: 13,065,130 km (0.085 R)
• M12: 14,950,063 km (0.063 R)
• M13: 16,450,679 km (0.117 R)
• M14: 17,180,567 km (0.117 R)
• M15: 17,698,475 km (0.091 R)
• M16: 18,167,614 km (0.116 R)
• M17: 20,446,139 km (0.092 R)
• M18: 21,224,497 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736

Radius: 14

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.1 AU - 8.14 AU

Year: 7274 Days

Day: 6.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 93,798,293 km

• M1: 174,132 km (0.107 R)
• M2: 893,249 km (0.113 R)
• M3: 5,733,039 km (0.115 R)
• M4: 8,670,992 km (0.118 R)
• M5: 9,550,926 km (0.086 R)
• M6: 10,931,416 km (0.049 R)
• M7: 12,937,074 km (0.092 R)
• M8: 13,388,860 km (0.114 R)
• M9: 13,909,610 km (0.099 R)
• M10: 18,576,914 km (0.029 R)
• M11: 19,445,180 km (0.093 R)
• M12: 20,491,916 km (0.071 R)
• M13: 24,282,427 km (0.093 R)
• M14: 26,207,901 km (0.036 R)
• M15: 33,011,164 km (0.084 R)
• M16: 33,750,177 km (0.073 R)
• M17: 34,284,840 km (0.082 R)
• M18: 37,841,529 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.3

Radius: 12.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.21 AU - 8.95 AU

Year: 8794 Days

Day: 10.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,798,293 km

• M1: 150,795 km (0.056 R)
• M2: 543,788 km (0.099 R)
• M3: 1,371,962 km (0.111 R)
• M4: 1,962,425 km (0.115 R)
• M5: 4,343,125 km (0.055 R)
• M6: 6,792,192 km (0.084 R)
• M7: 10,639,700 km (0.094 R)
• M8: 13,247,340 km (0.088 R)
• M9: 14,116,803 km (0.114 R)
• M10: 22,210,197 km (0.065 R)
• M11: 22,854,067 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673

Radius: 7.9

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 9.79 AU - 13.83 AU

Year: 15540 Days

Day: 16.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 93,798,293 km

• M1: 98,286 km (0.098 R)
• M2: 571,613 km (0.112 R)
• M3: 916,137 km (0.107 R)
• M4: 1,207,255 km (0.055 R)
• M5: 1,454,989 km (0.11 R)
• M6: 1,981,573 km (0.033 R)
• M7: 2,905,939 km (0.113 R)
• M8: 3,884,608 km (0.094 R)
• M9: 5,685,317 km (0.079 R)
• M10: 6,270,993 km (0.107 R)
• M11: 8,029,367 km (0.119 R)
• M12: 8,615,491 km (0.101 R)
• M13: 11,611,039 km (0.118 R)
• M14: 14,515,631 km (0.099 R)
• M15: 19,642,350 km (0.068 R)
• M16: 20,080,522 km (0.119 R)
• M17: 20,976,464 km (0.084 R)
• M18: 21,992,533 km (0.067 R)
• M19: 22,751,742 km (0.083 R)
• M20: 23,626,740 km (0.096 R)
• M21: 26,492,287 km (0.101 R)
• M22: 27,135,109 km (0.074 R)
• M23: 36,464,631 km (0.092 R)
• M24: 36,728,521 km (0.096 R)
• M25: 39,715,392 km (0.113 R)
• M26: 40,557,329 km (0.064 R)
• M27: 45,249,466 km (0.119 R)
• M28: 46,942,465 km (0.054 R)
• M29: 47,254,826 km (0.091 R)
• M30: 48,041,561 km (0.102 R)
• M31: 48,837,122 km (0.116 R)
• M32: 49,318,528 km (0.11 R)
• M33: 50,128,152 km (0.086 R)
• M34: 52,107,033 km (0.05 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.7

Radius: 5.8

Gravity: 12.39 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.03 AU - 12.93 AU

Year: 15876 Days

Day: 23.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,798,293 km

• M1: 72,106 km (0.084 R)
• M2: 873,951 km (0.092 R)
• M3: 5,102,335 km (0.097 R)
• M4: 5,515,524 km (0.09 R)
• M5: 6,253,490 km (0.117 R)
• M6: 7,437,707 km (0.075 R)
• M7: 10,676,202 km (0.117 R)
• M8: 12,175,322 km (0.071 R)
• M9: 17,049,071 km (0.066 R)
• M10: 31,181,283 km (0.067 R)
• M11: 34,816,960 km (0.096 R)
• M12: 38,856,102 km (0.116 R)
• M13: 42,776,763 km (0.086 R)
• M14: 46,214,522 km (0.084 R)
• M15: 49,677,563 km (0.095 R)
• M16: 51,709,402 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.1

Radius: 7.3

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 11.69 AU - 14.85 AU

Year: 18509 Days

Day: 15 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,798,293 km

• M1: 92,751 km (0.067 R)
• M2: 431,889 km (0.102 R)
• M3: 942,616 km (0.107 R)
• M4: 1,417,889 km (0.051 R)
• M5: 1,703,321 km (0.07 R)
• M6: 3,653,030 km (0.035 R)
• M7: 4,113,792 km (0.11 R)
• M8: 6,497,335 km (0.095 R)
• M9: 9,115,297 km (0.036 R)
• M10: 10,758,331 km (0.079 R)
• M11: 11,382,603 km (0.119 R)
• M12: 13,940,128 km (0.075 R)
• M13: 14,808,095 km (0.086 R)
• M14: 21,266,684 km (0.032 R)
• M15: 26,109,765 km (0.061 R)
• M16: 27,521,819 km (0.071 R)
• M17: 28,491,064 km (0.081 R)
• M18: 29,382,518 km (0.086 R)
• M19: 41,449,830 km (0.088 R)
• M20: 42,210,236 km (0.061 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.3

Radius: 6.3

Gravity: 17.37 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.25 AU - 20.13 AU

Year: 27289 Days

Day: 18.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,798,293 km

• M1: 78,988 km (0.084 R)
• M2: 448,046 km (0.109 R)
• M3: 731,384 km (0.099 R)
• M4: 1,725,611 km (0.082 R)
• M5: 2,048,743 km (0.098 R)
• M6: 2,763,671 km (0.066 R)
• M7: 4,673,288 km (0.118 R)
• M8: 6,825,403 km (0.059 R)
• M9: 7,222,136 km (0.089 R)
• M10: 9,200,718 km (0.106 R)
• M11: 11,376,619 km (0.114 R)
• M12: 11,583,662 km (0.118 R)
• M13: 13,256,167 km (0.119 R)
• M14: 13,485,500 km (0.116 R)
• M15: 19,522,821 km (0.073 R)
• M16: 21,772,175 km (0.108 R)
• M17: 24,416,916 km (0.063 R)
• M18: 24,761,739 km (0.048 R)
• M19: 25,343,974 km (0.119 R)
• M20: 25,697,623 km (0.073 R)
• M21: 28,392,180 km (0.059 R)
• M22: 33,621,673 km (0.099 R)
• M23: 42,532,021 km (0.066 R)
• M24: 54,054,498 km (0.077 R)
• M25: 59,481,759 km (0.089 R)
• M26: 72,819,157 km (0.106 R)
• M27: 73,057,018 km (0.097 R)
• M28: 84,298,101 km (0.044 R)
• M29: 89,099,445 km (0.097 R)
• M30: 90,464,675 km (0.09 R)
• M31: 93,237,023 km (0.092 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: 276 - 17,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit