🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.43 AU - 0.67 AU

Year: 263 Days

Day: 47.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.49 AU - 0.79 AU

Year: 331 Days

Day: 13.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.9

Radius: 9.8

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.72 AU - 1.04 AU

Year: 533 Days

Day: 14.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 22,122,440 km

• M1: 123,269 km (0.07 R)
• M2: 192,233 km (0.075 R)
• M3: 258,804 km (0.104 R)
• M4: 323,131 km (0.099 R)
• M5: 387,907 km (0.065 R)
• M6: 468,989 km (0.066 R)
• M7: 534,214 km (0.114 R)
• M8: 620,981 km (0.117 R)
• M9: 735,274 km (0.043 R)
• M10: 797,057 km (0.091 R)
• M11: 894,894 km (0.068 R)
• M12: 961,466 km (0.104 R)
• M13: 1,070,074 km (0.114 R)
• M14: 1,171,501 km (0.119 R)
• M15: 1,280,259 km (0.102 R)
• M16: 1,441,824 km (0.104 R)
• M17: 1,563,298 km (0.112 R)
• M18: 1,662,032 km (0.098 R)
• M19: 1,736,382 km (0.118 R)
• M20: 1,847,982 km (0.105 R)
• M21: 1,980,377 km (0.04 R)
• M22: 2,068,939 km (0.106 R)
• M23: 2,187,570 km (0.09 R)
• M24: 2,313,232 km (0.109 R)
• M25: 2,391,920 km (0.062 R)
• M26: 2,562,013 km (0.086 R)
• M27: 2,633,222 km (0.099 R)
• M28: 2,705,029 km (0.059 R)
• M29: 2,808,999 km (0.117 R)
• M30: 2,930,024 km (0.087 R)
• M31: 3,010,059 km (0.069 R)
• M32: 3,210,370 km (0.034 R)
• M33: 3,370,590 km (0.086 R)
• M34: 3,595,884 km (0.056 R)
• M35: 3,884,458 km (0.081 R)
• M36: 3,978,406 km (0.113 R)
• M37: 4,079,085 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.9

Radius: 9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.15 AU - 1.73 AU

Year: 1116 Days

Day: 8.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 22,122,440 km

• M1: 156,629 km (0.069 R)
• M2: 321,486 km (0.104 R)
• M3: 464,352 km (0.09 R)
• M4: 524,640 km (0.119 R)
• M5: 617,839 km (0.086 R)
• M6: 925,861 km (0.076 R)
• M7: 1,041,351 km (0.062 R)
• M8: 1,154,148 km (0.118 R)
• M9: 1,271,283 km (0.092 R)
• M10: 1,392,307 km (0.043 R)
• M11: 1,725,462 km (0.117 R)
• M12: 1,796,970 km (0.04 R)
• M13: 1,906,026 km (0.106 R)
• M14: 2,007,903 km (0.069 R)
• M15: 2,111,724 km (0.075 R)
• M16: 2,374,268 km (0.068 R)
• M17: 2,534,936 km (0.112 R)
• M18: 2,637,111 km (0.093 R)
• M19: 2,761,726 km (0.029 R)
• M20: 2,824,707 km (0.116 R)
• M21: 2,973,557 km (0.102 R)
• M22: 3,059,875 km (0.064 R)
• M23: 3,223,984 km (0.063 R)
• M24: 3,290,405 km (0.03 R)
• M25: 3,390,935 km (0.101 R)
• M26: 3,458,553 km (0.095 R)
• M27: 3,537,990 km (0.119 R)
• M28: 3,606,655 km (0.083 R)
• M29: 3,768,370 km (0.087 R)
• M30: 4,183,504 km (0.096 R)
• M31: 4,526,084 km (0.086 R)
• M32: 4,725,946 km (0.083 R)
• M33: 4,928,651 km (0.117 R)
• M34: 5,382,382 km (0.088 R)
• M35: 5,607,527 km (0.116 R)
• M36: 5,768,344 km (0.112 R)
• M37: 5,903,581 km (0.102 R)
• M38: 6,012,488 km (0.11 R)
• M39: 6,135,906 km (0.09 R)
• M40: 6,232,397 km (0.044 R)
• M41: 6,315,573 km (0.051 R)
• M42: 6,427,024 km (0.065 R)
• M43: 6,708,417 km (0.09 R)
• M44: 7,065,956 km (0.099 R)
• M45: 7,138,212 km (0.112 R)
• M46: 7,254,450 km (0.103 R)
• M47: 7,400,457 km (0.109 R)
• M48: 7,665,844 km (0.083 R)
• M49: 7,814,694 km (0.062 R)
• M50: 8,190,783 km (0.107 R)
• M51: 8,282,037 km (0.119 R)
• M52: 8,851,706 km (0.103 R)
• M53: 8,914,088 km (0.051 R)
• M54: 9,070,568 km (0.037 R)
• M55: 9,259,659 km (0.078 R)
• M56: 9,673,746 km (0.119 R)
• M57: 9,754,080 km (0.093 R)
• M58: 9,834,564 km (0.119 R)
• M59: 9,947,810 km (0.09 R)
• M60: 10,142,736 km (0.068 R)
• M61: 10,224,266 km (0.105 R)
• M62: 10,355,314 km (0.076 R)
• M63: 10,470,505 km (0.114 R)
• M64: 11,002,175 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.2

Radius: 11

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.35 AU - 2.21 AU

Year: 1533 Days

Day: 13.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 99.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 22,122,440 km

• M1: 138,079 km (0.1 R)
• M2: 219,011 km (0.075 R)
• M3: 316,998 km (0.1 R)
• M4: 420,071 km (0.106 R)
• M5: 499,058 km (0.051 R)
• M6: 718,967 km (0.078 R)
• M7: 857,046 km (0.077 R)
• M8: 1,004,699 km (0.088 R)
• M9: 1,125,724 km (0.073 R)
• M10: 1,197,232 km (0.119 R)
• M11: 1,288,786 km (0.085 R)
• M12: 1,479,523 km (0.088 R)
• M13: 1,690,007 km (0.058 R)
• M14: 1,910,514 km (0.066 R)
• M15: 2,230,504 km (0.05 R)
• M16: 2,473,002 km (0.079 R)
• M17: 2,615,569 km (0.097 R)
• M18: 2,712,209 km (0.102 R)
• M19: 2,834,580 km (0.077 R)
• M20: 3,213,063 km (0.056 R)
• M21: 3,554,146 km (0.109 R)
• M22: 3,742,789 km (0.097 R)
• M23: 4,003,987 km (0.086 R)
• M24: 4,661,320 km (0.096 R)
• M25: 4,734,773 km (0.074 R)
• M26: 4,868,064 km (0.081 R)
• M27: 5,032,622 km (0.055 R)
• M28: 5,336,605 km (0.103 R)
• M29: 5,646,721 km (0.117 R)
• M30: 5,788,241 km (0.074 R)
• M31: 5,914,950 km (0.093 R)
• M32: 6,090,877 km (0.094 R)
• M33: 6,171,361 km (0.088 R)
• M34: 6,447,668 km (0.098 R)
• M35: 6,628,682 km (0.105 R)
• M36: 6,711,559 km (0.104 R)
• M37: 6,962,135 km (0.093 R)
• M38: 7,046,359 km (0.118 R)
• M39: 7,249,962 km (0.055 R)
• M40: 7,489,767 km (0.081 R)
• M41: 7,576,235 km (0.101 R)
• M42: 8,189,885 km (0.077 R)
• M43: 8,457,815 km (0.106 R)
• M44: 8,601,878 km (0.101 R)
• M45: 8,692,384 km (0.111 R)
• M46: 9,020,602 km (0.108 R)
• M47: 9,204,907 km (0.101 R)
• M48: 9,670,754 km (0.086 R)
• M49: 10,068,086 km (0.12 R)
• M50: 10,163,530 km (0.117 R)
• M51: 10,240,124 km (0.033 R)
• M52: 10,374,463 km (0.078 R)
• M53: 10,683,981 km (0.087 R)
• M54: 10,761,772 km (0.106 R)
• M55: 10,898,354 km (0.091 R)
• M56: 11,075,030 km (0.076 R)
• M57: 11,173,465 km (0.083 R)
• M58: 11,810,901 km (0.063 R)
• M59: 12,052,951 km (0.047 R)
• M60: 12,378,326 km (0.11 R)
• M61: 12,460,156 km (0.1 R)
• M62: 12,768,477 km (0.107 R)
• M63: 13,079,342 km (0.107 R)
• M64: 13,497,767 km (0.103 R)
• M65: 13,666,364 km (0.076 R)
• M66: 13,856,802 km (0.118 R)
• M67: 14,069,530 km (0.095 R)
• M68: 14,347,633 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.9

Radius: 8.1

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.79 AU - 4.01 AU

Year: 4973 Days

Day: 12.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 22,122,440 km

• M1: 102,774 km (0.098 R)
• M2: 553,063 km (0.111 R)
• M3: 640,428 km (0.052 R)
• M4: 732,880 km (0.117 R)
• M5: 797,057 km (0.116 R)
• M6: 966,552 km (0.114 R)
• M7: 1,340,247 km (0.026 R)
• M8: 2,210,458 km (0.12 R)
• M9: 2,516,535 km (0.098 R)
• M10: 2,957,101 km (0.113 R)
• M11: 3,062,268 km (0.091 R)
• M12: 3,330,647 km (0.089 R)
• M13: 3,421,752 km (0.076 R)
• M14: 3,756,851 km (0.072 R)
• M15: 3,870,845 km (0.103 R)
• M16: 4,398,327 km (0.077 R)
• M17: 4,538,799 km (0.077 R)
• M18: 4,599,387 km (0.075 R)
• M19: 5,094,406 km (0.086 R)
• M20: 5,519,862 km (0.076 R)
• M21: 5,846,434 km (0.097 R)
• M22: 6,291,787 km (0.11 R)
• M23: 6,427,473 km (0.06 R)
• M24: 6,724,873 km (0.071 R)
• M25: 6,817,325 km (0.097 R)
• M26: 7,262,229 km (0.116 R)
• M27: 7,788,963 km (0.111 R)
• M28: 7,934,821 km (0.06 R)
• M29: 8,032,508 km (0.104 R)
• M30: 9,545,840 km (0.085 R)
• M31: 9,728,050 km (0.054 R)
• M32: 10,281,562 km (0.098 R)
• M33: 10,468,410 km (0.074 R)
• M34: 10,683,233 km (0.075 R)
• M35: 10,791,242 km (0.097 R)
• M36: 11,144,742 km (0.079 R)
• M37: 11,309,150 km (0.113 R)
• M38: 11,501,982 km (0.093 R)
• M39: 11,946,886 km (0.037 R)
• M40: 13,141,425 km (0.069 R)
• M41: 13,199,319 km (0.061 R)
• M42: 13,431,495 km (0.069 R)
• M43: 13,606,525 km (0.077 R)
• M44: 13,899,886 km (0.107 R)
• M45: 15,397,959 km (0.099 R)
• M46: 15,918,859 km (0.057 R)
• M47: 17,009,577 km (0.083 R)
• M48: 17,835,208 km (0.082 R)
• M49: 18,059,754 km (0.104 R)
• M50: 18,349,974 km (0.119 R)
• M51: 18,576,615 km (0.119 R)
• M52: 18,771,690 km (0.084 R)
• M53: 19,065,501 km (0.06 R)
• M54: 19,956,206 km (0.1 R)
• M55: 20,222,790 km (0.117 R)
• M56: 20,658,269 km (0.111 R)
• M57: 21,130,849 km (0.109 R)
• M58: 21,266,534 km (0.098 R)
• M59: 21,436,627 km (0.072 R)
• M60: 22,052,372 km (0.088 R)
• M61: 22,155,594 km (0.11 R)
• M62: 22,952,053 km (0.076 R)
• M63: 23,056,622 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.3

Radius: 13.4

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.68 AU - 5.12 AU

Year: 7003 Days

Day: 12.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 22,122,440 km

• M1: 195,524 km (0.086 R)
• M2: 426,952 km (0.097 R)
• M3: 513,869 km (0.105 R)
• M4: 682,166 km (0.068 R)
• M5: 871,408 km (0.111 R)
• M6: 1,000,660 km (0.12 R)
• M7: 1,195,736 km (0.101 R)
• M8: 1,378,993 km (0.09 R)
• M9: 1,651,560 km (0.106 R)
• M10: 1,885,382 km (0.11 R)
• M11: 2,651,921 km (0.091 R)
• M12: 2,977,297 km (0.1 R)
• M13: 3,666,644 km (0.077 R)
• M14: 4,103,918 km (0.106 R)
• M15: 4,253,367 km (0.091 R)
• M16: 4,674,036 km (0.09 R)
• M17: 4,771,424 km (0.114 R)
• M18: 4,988,341 km (0.073 R)
• M19: 5,168,307 km (0.05 R)
• M20: 6,552,836 km (0.06 R)
• M21: 6,706,323 km (0.104 R)
• M22: 7,536,741 km (0.11 R)
• M23: 8,116,283 km (0.027 R)
• M24: 8,399,621 km (0.112 R)
• M25: 9,000,406 km (0.103 R)
• M26: 9,122,179 km (0.072 R)
• M27: 9,990,595 km (0.114 R)
• M28: 10,319,860 km (0.045 R)
• M29: 10,447,466 km (0.108 R)
• M30: 10,937,100 km (0.112 R)
• M31: 12,342,722 km (0.119 R)
• M32: 12,559,788 km (0.057 R)
• M33: 13,804,443 km (0.073 R)
• M34: 15,349,639 km (0.071 R)
• M35: 16,142,807 km (0.054 R)
• M36: 16,350,598 km (0.105 R)
• M37: 16,439,908 km (0.114 R)
• M38: 16,589,207 km (0.098 R)
• M39: 17,220,959 km (0.092 R)
• M40: 17,524,643 km (0.106 R)
• M41: 17,921,975 km (0.109 R)
• M42: 19,037,975 km (0.104 R)
• M43: 20,272,157 km (0.116 R)
• M44: 20,400,362 km (0.091 R)
• M45: 21,597,594 km (0.103 R)
• M46: 21,892,302 km (0.047 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: 412 - 13,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit