🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.55 AU - 0.69 AU

Year: 315 Days

Day: 26.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.2

Radius: 13.7

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.65 AU - 0.87 AU

Year: 428 Days

Day: 14.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 36,052,540 km

• M1: 175,030 km (0.102 R)
• M2: 265,387 km (0.059 R)
• M3: 362,625 km (0.084 R)
• M4: 483,949 km (0.108 R)
• M5: 627,413 km (0.081 R)
• M6: 714,180 km (0.053 R)
• M7: 828,323 km (0.096 R)
• M8: 968,646 km (0.091 R)
• M9: 1,067,082 km (0.066 R)
• M10: 1,164,171 km (0.109 R)
• M11: 1,318,556 km (0.112 R)
• M12: 1,446,163 km (0.064 R)
• M13: 1,537,417 km (0.072 R)
• M14: 1,708,408 km (0.116 R)
• M15: 1,811,630 km (0.044 R)
• M16: 1,935,946 km (0.048 R)
• M17: 2,206,569 km (0.067 R)
• M18: 2,366,938 km (0.057 R)
• M19: 2,517,433 km (0.106 R)
• M20: 2,643,095 km (0.118 R)
• M21: 2,792,394 km (0.072 R)
• M22: 2,879,011 km (0.099 R)
• M23: 3,099,518 km (0.04 R)
• M24: 3,257,344 km (0.094 R)
• M25: 3,356,378 km (0.052 R)
• M26: 3,456,459 km (0.052 R)
• M27: 3,573,145 km (0.08 R)
• M28: 3,699,107 km (0.105 R)
• M29: 3,810,707 km (0.117 R)
• M30: 3,955,667 km (0.079 R)
• M31: 4,168,545 km (0.097 R)
• M32: 4,276,405 km (0.065 R)
• M33: 4,427,349 km (0.06 R)
• M34: 4,554,507 km (0.063 R)
• M35: 4,648,604 km (0.045 R)
• M36: 5,226,501 km (0.072 R)
• M37: 5,560,702 km (0.102 R)
• M38: 5,790,335 km (0.074 R)
• M39: 6,004,559 km (0.088 R)
• M40: 6,107,931 km (0.107 R)
• M41: 6,297,472 km (0.102 R)
• M42: 6,402,490 km (0.105 R)
• M43: 6,585,298 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.9

Radius: 12.2

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.02 AU - 1.1 AU

Year: 705 Days

Day: 11.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 36,052,540 km

• M1: 174,282 km (0.095 R)
• M2: 252,372 km (0.086 R)
• M3: 357,988 km (0.117 R)
• M4: 478,414 km (0.03 R)
• M5: 585,526 km (0.108 R)
• M6: 725,699 km (0.111 R)
• M7: 863,180 km (0.117 R)
• M8: 988,543 km (0.107 R)
• M9: 1,070,223 km (0.078 R)
• M10: 1,294,321 km (0.101 R)
• M11: 1,421,479 km (0.069 R)
• M12: 1,675,945 km (0.066 R)
• M13: 1,856,210 km (0.076 R)
• M14: 2,149,572 km (0.111 R)
• M15: 2,265,361 km (0.086 R)
• M16: 2,398,203 km (0.066 R)
• M17: 2,548,998 km (0.062 R)
• M18: 2,741,979 km (0.041 R)
• M19: 2,939,748 km (0.059 R)
• M20: 3,028,310 km (0.103 R)
• M21: 3,150,681 km (0.092 R)
• M22: 3,299,680 km (0.089 R)
• M23: 3,553,249 km (0.08 R)
• M24: 3,778,244 km (0.034 R)
• M25: 3,999,050 km (0.081 R)
• M26: 4,106,462 km (0.085 R)
• M27: 4,297,049 km (0.052 R)
• M28: 4,810,020 km (0.069 R)
• M29: 4,953,335 km (0.097 R)
• M30: 5,049,676 km (0.09 R)
• M31: 5,146,765 km (0.054 R)
• M32: 5,244,303 km (0.05 R)
• M33: 5,322,842 km (0.086 R)
• M34: 5,451,346 km (0.067 R)
• M35: 5,701,324 km (0.092 R)
• M36: 5,822,798 km (0.1 R)
• M37: 5,924,524 km (0.073 R)
• M38: 6,078,461 km (0.084 R)
• M39: 6,223,271 km (0.078 R)
• M40: 6,463,675 km (0.114 R)
• M41: 6,622,099 km (0.088 R)
• M42: 6,717,842 km (0.104 R)
• M43: 6,964,529 km (0.118 R)
• M44: 7,083,459 km (0.083 R)
• M45: 7,236,049 km (0.12 R)
• M46: 7,334,634 km (0.083 R)
• M47: 7,411,677 km (0.031 R)
• M48: 7,544,370 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.1

Radius: 8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.16 AU - 1.52 AU

Year: 1002 Days

Day: 6.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 36,052,540 km

• M1: 101,278 km (0.077 R)
• M2: 228,286 km (0.119 R)
• M3: 308,770 km (0.088 R)
• M4: 360,680 km (0.084 R)
• M5: 420,370 km (0.088 R)
• M6: 564,134 km (0.111 R)
• M7: 739,013 km (0.115 R)
• M8: 1,134,999 km (0.114 R)
• M9: 1,298,360 km (0.12 R)
• M10: 1,370,616 km (0.051 R)
• M11: 1,438,234 km (0.097 R)
• M12: 1,551,330 km (0.115 R)
• M13: 1,654,403 km (0.103 R)
• M14: 1,753,137 km (0.06 R)
• M15: 1,949,709 km (0.114 R)
• M16: 2,061,309 km (0.079 R)
• M17: 2,132,069 km (0.088 R)
• M18: 2,342,254 km (0.11 R)
• M19: 2,453,555 km (0.092 R)
• M20: 2,620,057 km (0.106 R)
• M21: 2,712,359 km (0.111 R)
• M22: 2,852,981 km (0.099 R)
• M23: 2,908,482 km (0.084 R)
• M24: 3,060,473 km (0.105 R)
• M25: 3,158,011 km (0.108 R)
• M26: 3,231,763 km (0.093 R)
• M27: 3,297,735 km (0.094 R)
• M28: 3,456,459 km (0.08 R)
• M29: 3,507,172 km (0.114 R)
• M30: 3,558,036 km (0.098 R)
• M31: 3,712,271 km (0.03 R)
• M32: 3,877,427 km (0.09 R)
• M33: 3,947,738 km (0.108 R)
• M34: 4,036,151 km (0.117 R)
• M35: 4,116,335 km (0.103 R)
• M36: 4,251,123 km (0.062 R)
• M37: 4,405,807 km (0.095 R)
• M38: 4,553,011 km (0.074 R)
• M39: 4,758,110 km (0.054 R)
• M40: 4,918,628 km (0.118 R)
• M41: 5,216,179 km (0.045 R)
• M42: 5,381,783 km (0.097 R)
• M43: 5,440,575 km (0.062 R)
• M44: 5,688,309 km (0.092 R)
• M45: 5,748,298 km (0.109 R)
• M46: 5,848,678 km (0.087 R)
• M47: 5,899,093 km (0.032 R)
• M48: 6,020,866 km (0.114 R)
• M49: 6,256,333 km (0.119 R)
• M50: 6,442,881 km (0.116 R)
• M51: 6,641,697 km (0.114 R)
• M52: 6,757,635 km (0.11 R)
• M53: 6,959,742 km (0.082 R)
• M54: 7,066,854 km (0.058 R)
• M55: 7,196,106 km (0.069 R)
• M56: 7,326,257 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257

Radius: 11.2

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.07 AU - 1.75 AU

Year: 1081 Days

Day: 8 Hours

Environment

Temp: -183 °C

Axial Tilt: 58 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 36,052,540 km

• M1: 156,330 km (0.086 R)
• M2: 258,206 km (0.111 R)
• M3: 386,710 km (0.102 R)
• M4: 513,121 km (0.12 R)
• M5: 637,137 km (0.095 R)
• M6: 742,604 km (0.066 R)
• M7: 828,473 km (0.092 R)
• M8: 978,220 km (0.086 R)
• M9: 1,062,294 km (0.082 R)
• M10: 1,287,140 km (0.053 R)
• M11: 1,405,472 km (0.073 R)
• M12: 1,501,663 km (0.048 R)
• M13: 1,707,660 km (0.095 R)
• M14: 1,789,939 km (0.099 R)
• M15: 1,880,595 km (0.115 R)
• M16: 1,958,685 km (0.1 R)
• M17: 2,192,058 km (0.091 R)
• M18: 2,312,185 km (0.082 R)
• M19: 2,396,109 km (0.099 R)
• M20: 2,574,879 km (0.114 R)
• M21: 2,677,951 km (0.119 R)
• M22: 2,766,214 km (0.09 R)
• M23: 3,012,153 km (0.108 R)
• M24: 3,137,965 km (0.101 R)
• M25: 3,273,949 km (0.047 R)
• M26: 3,801,581 km (0.108 R)
• M27: 3,946,841 km (0.105 R)
• M28: 4,075,495 km (0.119 R)
• M29: 4,214,920 km (0.061 R)
• M30: 4,412,838 km (0.087 R)
• M31: 4,488,983 km (0.114 R)
• M32: 4,720,262 km (0.033 R)
• M33: 4,837,397 km (0.12 R)
• M34: 4,945,556 km (0.101 R)
• M35: 5,114,452 km (0.075 R)
• M36: 5,488,746 km (0.088 R)
• M37: 5,570,726 km (0.074 R)
• M38: 5,746,653 km (0.119 R)
• M39: 5,945,319 km (0.083 R)
• M40: 6,040,164 km (0.117 R)
• M41: 6,124,986 km (0.084 R)
• M42: 6,274,434 km (0.07 R)
• M43: 6,565,851 km (0.096 R)
• M44: 6,685,978 km (0.099 R)
• M45: 6,839,764 km (0.089 R)
• M46: 7,050,548 km (0.101 R)
• M47: 7,410,331 km (0.105 R)
• M48: 7,833,692 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.2

Radius: 3.6

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.43 AU - 12.09 AU

Year: 19687 Days

Day: 17.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 36,052,540 km

• M1: 61,485 km (0.059 R)
• M2: 170,392 km (0.113 R)
• M3: 204,500 km (0.098 R)
• M4: 270,473 km (0.108 R)
• M5: 547,678 km (0.115 R)
• M6: 711,637 km (0.107 R)
• M7: 799,152 km (0.058 R)
• M8: 921,373 km (0.081 R)
• M9: 1,033,272 km (0.079 R)
• M10: 1,636,152 km (0.096 R)
• M11: 1,771,688 km (0.109 R)
• M12: 1,850,675 km (0.12 R)
• M13: 2,012,391 km (0.108 R)
• M14: 2,157,650 km (0.041 R)
• M15: 2,414,360 km (0.036 R)
• M16: 2,979,990 km (0.084 R)
• M17: 3,193,167 km (0.078 R)
• M18: 3,386,896 km (0.025 R)
• M19: 3,634,480 km (0.053 R)
• M20: 3,760,442 km (0.105 R)
• M21: 3,964,942 km (0.075 R)
• M22: 5,012,576 km (0.071 R)
• M23: 5,494,431 km (0.09 R)
• M24: 5,697,136 km (0.108 R)
• M25: 5,902,384 km (0.118 R)
• M26: 6,501,823 km (0.094 R)
• M27: 6,562,859 km (0.08 R)
• M28: 6,593,377 km (0.107 R)
• M29: 6,777,980 km (0.076 R)
• M30: 6,995,196 km (0.083 R)
• M31: 7,089,144 km (0.06 R)
• M32: 7,151,975 km (0.064 R)
• M33: 7,887,398 km (0.103 R)
• M34: 8,949,842 km (0.111 R)
• M35: 9,256,817 km (0.056 R)
• M36: 10,197,937 km (0.069 R)
• M37: 10,769,850 km (0.052 R)
• M38: 10,914,361 km (0.083 R)
• M39: 11,059,621 km (0.078 R)
• M40: 13,663,821 km (0.109 R)
• M41: 14,772,042 km (0.049 R)
• M42: 15,622,057 km (0.098 R)
• M43: 15,949,975 km (0.094 R)
• M44: 16,073,543 km (0.089 R)
• M45: 16,487,630 km (0.09 R)
• M46: 16,654,282 km (0.071 R)
• M47: 19,001,622 km (0.052 R)
• M48: 19,395,514 km (0.119 R)
• M49: 19,483,477 km (0.038 R)
• M50: 19,615,572 km (0.083 R)
• M51: 20,414,275 km (0.115 R)
• M52: 21,223,600 km (0.089 R)
• M53: 21,677,779 km (0.111 R)
• M54: 21,860,288 km (0.086 R)
• M55: 22,272,879 km (0.099 R)
• M56: 23,385,738 km (0.037 R)
• M57: 23,760,630 km (0.118 R)
• M58: 24,945,146 km (0.104 R)
• M59: 25,376,287 km (0.052 R)
• M60: 25,713,331 km (0.096 R)
• M61: 25,906,462 km (0.098 R)
• M62: 27,420,392 km (0.094 R)
• M63: 27,518,977 km (0.046 R)
• M64: 28,611,939 km (0.094 R)
• M65: 29,163,656 km (0.085 R)
• M66: 31,508,902 km (0.12 R)
• M67: 31,767,407 km (0.064 R)
• M68: 31,974,750 km (0.117 R)
• M69: 32,234,601 km (0.105 R)
• M70: 33,070,704 km (0.103 R)
• M71: 35,138,296 km (0.096 R)
• M72: 35,460,081 km (0.111 R)
• M73: 35,567,492 km (0.064 R)
• M74: 35,836,768 km (0.119 R)
• M75: 36,052,488 km (0.064 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 15,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit