🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.42 AU - 0.64 AU

Year: 249 Days

Day: 16.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,622,416 km

• M1: 52,210 km (0.118 R)

Asteroid Belt

Center: 1.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.7

Radius: 12.2

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.56 AU - 1.78 AU

Year: 1393 Days

Day: 5.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,622,416 km

• M1: 151,692 km (0.102 R)
• M2: 691,441 km (0.087 R)
• M3: 1,182,122 km (0.116 R)
• M4: 1,641,837 km (0.106 R)
• M5: 2,435,154 km (0.064 R)
• M6: 3,711,374 km (0.052 R)
• M7: 4,302,435 km (0.079 R)
• M8: 4,816,004 km (0.063 R)
• M9: 5,327,779 km (0.065 R)
• M10: 6,982,181 km (0.085 R)
• M11: 7,531,505 km (0.106 R)
• M12: 8,628,356 km (0.093 R)
• M13: 9,573,965 km (0.093 R)
• M14: 13,137,386 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.1

Radius: 11.6

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.98 AU - 2.46 AU

Year: 2136 Days

Day: 5.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,622,416 km

• M1: 144,362 km (0.087 R)
• M2: 609,761 km (0.101 R)
• M3: 1,792,631 km (0.027 R)
• M4: 2,189,963 km (0.094 R)
• M5: 3,116,722 km (0.111 R)
• M6: 3,792,156 km (0.095 R)
• M7: 4,434,530 km (0.119 R)
• M8: 6,497,036 km (0.106 R)
• M9: 8,523,638 km (0.099 R)
• M10: 13,600,990 km (0.043 R)
• M11: 15,105,346 km (0.087 R)
• M12: 16,253,061 km (0.041 R)
• M13: 17,836,554 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.8

Radius: 8.5

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.48 AU - 5.26 AU

Year: 6939 Days

Day: 14.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,622,416 km

• M1: 106,813 km (0.076 R)
• M2: 410,646 km (0.05 R)
• M3: 769,083 km (0.088 R)
• M4: 1,769,593 km (0.093 R)
• M5: 2,344,498 km (0.108 R)
• M6: 3,000,036 km (0.065 R)
• M7: 3,360,567 km (0.1 R)
• M8: 4,169,143 km (0.045 R)
• M9: 4,567,672 km (0.108 R)
• M10: 5,213,187 km (0.08 R)
• M11: 5,826,538 km (0.07 R)
• M12: 6,293,582 km (0.108 R)
• M13: 9,552,722 km (0.108 R)
• M14: 10,335,866 km (0.114 R)
• M15: 11,931,178 km (0.11 R)
• M16: 13,257,214 km (0.094 R)
• M17: 14,175,745 km (0.039 R)
• M18: 15,602,609 km (0.058 R)
• M19: 17,374,895 km (0.12 R)
• M20: 17,886,669 km (0.116 R)
• M21: 18,474,140 km (0.098 R)
• M22: 20,034,296 km (0.1 R)
• M23: 20,526,025 km (0.109 R)
• M24: 20,810,560 km (0.092 R)
• M25: 27,327,941 km (0.083 R)
• M26: 29,619,930 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.2

Radius: 5.5

Gravity: 19.61 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.81 AU - 7.33 AU

Year: 10873 Days

Day: 19.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,622,416 km

• M1: 72,555 km (0.078 R)
• M2: 490,083 km (0.084 R)
• M3: 663,018 km (0.067 R)
• M4: 1,257,221 km (0.111 R)
• M5: 2,356,914 km (0.09 R)
• M6: 2,800,023 km (0.079 R)
• M7: 4,122,169 km (0.1 R)
• M8: 5,013,473 km (0.106 R)
• M9: 5,304,292 km (0.088 R)
• M10: 6,851,732 km (0.109 R)
• M11: 12,833,852 km (0.107 R)
• M12: 15,170,570 km (0.114 R)
• M13: 15,574,485 km (0.104 R)
• M14: 18,452,598 km (0.095 R)
• M15: 19,696,804 km (0.086 R)
• M16: 21,162,264 km (0.066 R)
• M17: 22,786,299 km (0.084 R)
• M18: 23,316,025 km (0.08 R)
• M19: 24,676,019 km (0.079 R)
• M20: 26,765,303 km (0.106 R)
• M21: 39,375,506 km (0.054 R)
• M22: 44,507,910 km (0.09 R)
• M23: 45,335,036 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599.2

Radius: 7.4

Gravity: 10.94 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.6 AU - 6.92 AU

Year: 11348 Days

Day: 19.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,622,416 km

• M1: 92,003 km (0.034 R)
• M2: 593,754 km (0.05 R)
• M3: 1,532,481 km (0.086 R)
• M4: 2,244,866 km (0.069 R)
• M5: 2,675,558 km (0.115 R)
• M6: 3,090,842 km (0.077 R)
• M7: 3,967,934 km (0.105 R)
• M8: 4,598,339 km (0.083 R)
• M9: 5,461,070 km (0.058 R)
• M10: 7,630,090 km (0.098 R)
• M11: 8,106,559 km (0.077 R)
• M12: 8,928,749 km (0.095 R)
• M13: 9,214,780 km (0.083 R)
• M14: 10,058,662 km (0.078 R)
• M15: 10,525,856 km (0.084 R)
• M16: 12,071,950 km (0.075 R)
• M17: 13,081,287 km (0.109 R)
• M18: 13,890,312 km (0.104 R)
• M19: 15,470,813 km (0.087 R)
• M20: 16,660,416 km (0.058 R)
• M21: 17,461,961 km (0.073 R)
• M22: 18,442,126 km (0.09 R)
• M23: 23,990,412 km (0.068 R)
• M24: 25,106,113 km (0.112 R)
• M25: 26,450,998 km (0.096 R)
• M26: 30,128,712 km (0.095 R)
• M27: 32,312,392 km (0.071 R)
• M28: 39,877,556 km (0.116 R)
• M29: 41,838,186 km (0.108 R)
• M30: 42,371,802 km (0.096 R)
• M31: 42,640,180 km (0.097 R)
• M32: 42,909,756 km (0.076 R)
• M33: 44,412,765 km (0.09 R)
• M34: 45,950,632 km (0.102 R)
• M35: 47,813,424 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.1

Radius: 5.2

Gravity: 20.75 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.29 AU - 8.45 AU

Year: 12919 Days

Day: 17.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,622,416 km

• M1: 64,626 km (0.078 R)
• M2: 335,099 km (0.059 R)
• M3: 570,865 km (0.05 R)
• M4: 736,770 km (0.046 R)
• M5: 1,741,319 km (0.111 R)
• M6: 1,991,596 km (0.072 R)
• M7: 2,401,794 km (0.102 R)
• M8: 3,314,490 km (0.081 R)
• M9: 4,289,121 km (0.109 R)
• M10: 4,468,488 km (0.097 R)
• M11: 4,810,170 km (0.087 R)
• M12: 6,051,683 km (0.117 R)
• M13: 7,071,491 km (0.052 R)
• M14: 7,753,209 km (0.117 R)
• M15: 9,296,161 km (0.116 R)
• M16: 10,539,170 km (0.112 R)
• M17: 13,161,621 km (0.113 R)
• M18: 13,993,235 km (0.049 R)
• M19: 14,388,622 km (0.111 R)
• M20: 16,551,359 km (0.093 R)
• M21: 20,145,448 km (0.087 R)
• M22: 20,734,414 km (0.047 R)
• M23: 25,182,258 km (0.115 R)
• M24: 27,989,313 km (0.07 R)
• M25: 29,899,827 km (0.105 R)
• M26: 30,555,515 km (0.086 R)
• M27: 32,810,403 km (0.111 R)
• M28: 33,625,113 km (0.104 R)
• M29: 37,019,190 km (0.094 R)
• M30: 39,447,911 km (0.117 R)
• M31: 40,368,836 km (0.115 R)
• M32: 41,304,122 km (0.071 R)
• M33: 47,663,527 km (0.091 R)
• M34: 51,776,122 km (0.119 R)
• M35: 52,247,206 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.4

Radius: 6.5

Gravity: 22.92 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.12 AU - 10.02 AU

Year: 14802 Days

Day: 15.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 97.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,622,416 km

• M1: 80,932 km (0.088 R)
• M2: 417,677 km (0.096 R)
• M3: 1,082,341 km (0.119 R)
• M4: 1,439,281 km (0.103 R)
• M5: 1,782,907 km (0.103 R)
• M6: 2,003,115 km (0.089 R)
• M7: 2,262,219 km (0.114 R)
• M8: 2,872,578 km (0.101 R)
• M9: 3,530,659 km (0.092 R)
• M10: 6,025,952 km (0.099 R)
• M11: 6,314,227 km (0.039 R)
• M12: 7,466,430 km (0.078 R)
• M13: 8,141,864 km (0.088 R)
• M14: 8,700,463 km (0.12 R)
• M15: 9,669,408 km (0.072 R)
• M16: 11,629,140 km (0.068 R)
• M17: 13,348,917 km (0.119 R)
• M18: 18,035,370 km (0.117 R)
• M19: 18,634,808 km (0.087 R)
• M20: 19,782,972 km (0.087 R)
• M21: 20,697,763 km (0.063 R)
• M22: 21,449,791 km (0.087 R)
• M23: 22,317,310 km (0.103 R)
• M24: 23,510,053 km (0.094 R)
• M25: 24,122,058 km (0.027 R)
• M26: 33,200,555 km (0.111 R)
• M27: 36,760,236 km (0.045 R)
• M28: 38,985,504 km (0.098 R)
• M29: 41,004,926 km (0.116 R)
• M30: 46,197,468 km (0.09 R)
• M31: 49,281,727 km (0.063 R)
• M32: 57,128,435 km (0.085 R)
• M33: 61,250,754 km (0.064 R)
• M34: 62,602,969 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.5

Radius: 4.1

Gravity: 45.06 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.66 AU - 9.8 AU

Year: 19597 Days

Day: 21.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,622,416 km

• M1: 52,210 km (0.111 R)
• M2: 302,487 km (0.069 R)
• M3: 518,656 km (0.076 R)
• M4: 911,201 km (0.05 R)
• M5: 1,248,544 km (0.09 R)
• M6: 1,790,537 km (0.093 R)
• M7: 1,942,828 km (0.084 R)
• M8: 2,166,476 km (0.111 R)
• M9: 4,076,542 km (0.1 R)
• M10: 5,397,342 km (0.099 R)
• M11: 7,454,761 km (0.076 R)
• M12: 8,955,527 km (0.098 R)
• M13: 11,148,033 km (0.087 R)
• M14: 11,469,370 km (0.119 R)
• M15: 12,539,144 km (0.09 R)
• M16: 13,312,116 km (0.114 R)
• M17: 19,725,975 km (0.069 R)
• M18: 21,158,076 km (0.109 R)
• M19: 21,949,448 km (0.099 R)
• M20: 23,801,919 km (0.11 R)
• M21: 25,313,007 km (0.115 R)
• M22: 27,932,166 km (0.106 R)
• M23: 28,168,082 km (0.084 R)
• M24: 28,405,344 km (0.117 R)
• M25: 30,977,829 km (0.104 R)
• M26: 33,968,740 km (0.061 R)
• M27: 34,507,890 km (0.051 R)
• M28: 35,464,868 km (0.115 R)
• M29: 36,862,711 km (0.034 R)
• M30: 38,006,985 km (0.064 R)
• M31: 45,863,865 km (0.072 R)
• M32: 48,705,476 km (0.092 R)
• M33: 59,086,671 km (0.08 R)
• M34: 65,930,774 km (0.07 R)
• M35: 71,507,184 km (0.114 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: 347 - 14,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit